Semper Solaris

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Updated: 03 December 2025
Installer

Installing solar since 2012

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4.21 from 251 Reviews

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Semper Solaris reviews


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Breakdown of consumer reviews

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Latest good review thumbs up

Camryn2016 | Hayward, CA | 11/05/2025

Great job!

I just had my solar installed with Robert Cassidy and he was truly amazing. His customer service was excellent and he exceeded all of our expectations. Very happy with the installation and looking forward to our solar journey!

Latest bad review thumbs down

John A | San Diego, CA | 03/26/2026

Abysmal Customer Service and Warranty

Do not recommend this company. I have had a failing system for over two months now (system is about a year old). There has been an ongoing “arc fault” which is not sent to user or on app. Losing money hand over fist while I’m paying for a non operational system and a monthly bill. How does it take WEEKS to just SCHEDULE a tech visit? ABYSMAL customer and warranty service. Find another company.

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John A | San Diego, CA | 03/26/2026

Abysmal Customer Service and Warranty

Do not recommend this company. I have had a failing system for over two months now (system is about a year old). There has been an ongoing “arc fault” which is not sent to user or on app. Losing money hand over fist while I’m paying for a non operational system and a monthly bill. How does it take WEEKS to just SCHEDULE a tech visit? ABYSMAL customer and warranty service. Find another company.

Worst Solar Company Ever!! | San Diego, CA | 12/03/2025

2 years and still having issues, no direct contact number

I initiated a new roof and solar project under net metering 2 with Semper in 2023. It took over a year and a half to get the project done, with several issues along the way, including a bait an switch on the "light weight" ie. less durable product. Every time they have to address a concern, the break numerous tiles (over 200 last time). After the first major rain, we have a leak in my girls bedroom coming from a light. They refuse to supply their general liability information (policy number and provider) so I can submit a claim through insurance instead (which is illegal). 3 weeks later, still a tarp on the roof with no scheduled time to fix it permanently. Awful, Awful, Awful.

Brad G | San Clemente, CA | 12/02/2025

not recommended... look for a different company

I have had nothing but service issue after service issue. tech support is a nightmare and not proactive. I have to follow up on everything and even after paying $700 for the service the system didn't get fixed and is actually performing worse. I have even reached out to their senior leadership directly... they hand off to support, no follow up or follow through. Just a disappointing experience overall with this company. I think anyone looking to use them is rolling the dice and I would definitely recommend going with another provider.

clh562 | Cerritos, CA | 11/21/2025

RUN! They tried to close the project with a HOLE IN THE ROOF.

We paid for a 50 year roof and I don't think it will last ten. Jaxon Raab was the salesman, said they do not subcontract, they do. Hell, the workers weren't even from the US, my husband overheard them talking about it... The roof, they tired to close the job with a HOLE IN THE ROOF. The job was supposed to take weeks, it took a damn year. First day, the guy didn't even have a ladder. How the hell did he expect to get on the roof?! Had to barrow one! The work they did was so egregious the inspector made them take it off and redo it. Literally left a hole and tried to say it was complete. Thank gawd for the inspector... I see they're now offering plumbing... god help you!!!! Project was supposed to take weeks, it took the whole damn year. Oh and the solar, I asked for a battery which they did not include. I went with them cause my brothers are Marines, my nephews are Marines. Do yourself a favor, save your good deed and go somewhere else. WORST EXPERIENCE EVER. RUN.

Camryn2016 | Hayward, CA | 11/05/2025

Great job!

I just had my solar installed with Robert Cassidy and he was truly amazing. His customer service was excellent and he exceeded all of our expectations. Very happy with the installation and looking forward to our solar journey!

Maryann P | Fairfield, CA | 11/04/2025

HAPPY

My Husband and I have been looking at solar for a while no but a few years ago it was not in the cards. The cost was to high and the timing was just not right. Over time we noticed or utility bill on the rise and it prompted us to look into it again. Our bill was $225 a month and slowly increasing. We met with 3 companies and out of those Semper was the one that stood out. We love the fact that this is a veteran owned company but we loved meeting the rep. Nic Afable explained everything to us and lowered our monthly payment by $60 bucks a month with a fixed payment. Once the system is paid off in 10 years, we won't have a payment anymore. That is amazing!

Bingo | 11/04/2025

Semipermanent Solaris Review

The service was very good until after the last payment. We had issues with the with the SunPower Application installed on our I-Pad. The output readings on the app did not correspond to what was supposedly installed. The many phone calls to Semper Solaris, did not receive a response either via phone or email. We were very close to reporting them to the BBB. Finally, someone, who answered one of our many phone calls, knew the likely cause of the problem. We were then bombarded with phone calls and apologies which were a day late and a dollar short.

Mr. Ford | ESCONDIDO, CA | 11/03/2025

A smart decision

Very happy with the overall experience. Installation is first rate. Go with these guys and you will be happy.

Duaine | Marysville, CA | 10/29/2025

Great install but tax write off such a lie

Was told to get a tax write off and pay 8k from taxes to keep payments low. Well I went to my tax guy and he said you don't get all that in one shot...it goes over 5 years well. Now my payment is going over 100 more....thanks for the misinformation. Fml

RoFo | 10/28/2025

Excellent sales experience

We met with 5 potential installers. Mark was by far and away the most straightforward. Not a hard sell and the best price of all 5. Looking forward to having Semper install our panels.

D. MENDOZA | Castro Valley, CA | 10/27/2025

GOOD JOB

Looking for solar is not an easy task. There is so much competition in the marketplace. Being that I have a lot of family that are veterans, I decided to reach out to Semper Solaris after meeting with a few others. Our consultant (Nicolas Afable) was very professional. He explained how some panels are different and that not all warranties are the same. The level of knowledge that he had compared to the other companies really stuck out. His honesty and the reputation of the company led me to choose them. The process went really well and though there were some bumps along the way, Nic was always available. The ladies in the office were very helpful when it came to getting back as best as possible. It really shows their professionalism

AndreaS | 10/26/2025

Solar experts

I was very pleased with Semper Solaris and can't recommend them enough. Our sales rep Caesar was awesome he explained everything in great detail and answered any question we had. We talked to a handful of contractors and found him very knowledgeable and pleasant to work with. The team were efficient, professional and did a great job. We had a very good experience and love our new system. I highly recommend them and so glad we switched to solar!!!!!

Linda Miles | 10/22/2025

David Bell is great!

David spent a lot of time explaining and helping me setting up my monitoring system after the installation. He deserves a top rating. He is patient and extremely professional. You are lucky to have David in your employ!

Bob Burch | 10/22/2025

Semper Fi & straight forward!

I initially called Semper Solaris because of their strong support of the military. However the job they did in providing a competitive estimate, sticking to the a construction schedule, always being available to answer questions and performing a quality roofing job, replacing the electrical box and dealing with city inspectors was totally professional. Robert Cassidy our Senior Sales consultant. He has to be the most ethical, well educated sales representative I have ever worked with. Rob treated me like he was selling to is mother, nothing but honesty and concern. I was so willing to buy more panels then we needed. He actually came back out, met with my wife and I, and educated me on why that was not a sound investment, but he would do as we wished. He just wanted me informed before I made a decision. I went with his advise and am very pleased. Offset at 90% of usage, and coming out of summer with a $250 credit I will need to burn by April 2019. My highest praise go our to Semper Solaris and I highly recommend them.

Pomona customer | 10/21/2025

Great system. Battery rebate issue

First: The system itself has worked flawlessly. My issue is with the battery rebate. The person jn chage appears to be minimally involved. Now, it would be a fair assumption that if the rebate was going directly to Semper Solaris, that their attention would laser focused. But, sice it is going to the customer, it warrents less attention. I am writing this to get a response. I only get one shot with SCE at getting it right. All I'm asking is for a cordial response with a confirmation of the accurate plan change to allow for my rebate. I prefer not to use names, but this message is for you, Emery.

Jaime Peterson | Hayward, CA | 10/21/2025

Love our solar!

Wanted to let Semper know we love our solar. Rob Cassidy was a great educator and the installation team was awesome. Had our first follow up and are pleased. Thanks!

PaulBB | Woodland Hills, CA | 10/18/2025

Very Good

I bought a roof and solar panels from Semper Solaris because I really felt that they would take care of me, but I never really expect things to go without a hitch… So I gotta give credit where credit is due. All the guys were great, from Caesar to the rest of the crew. There’s a lot of horror stories out there about solar, but I definitely would recommend Semper. Thank you guys.

DonnyM | San Diego, CA | 10/17/2025

Went over and above Par

I am a retired homeowner on a fixed income and I'm tired of my SDGE bill skyrocketing during the summer and winter months. After comparing many good solar companies, I decided on Rhami and Semper Solaris. Rhami was very knowledgeable and really took the time to explain the entire process to me. I have called Rhami with many questions along the 7 week process and he answered my calls or got back to me that same day even after I signed the contract which means a great deal to me. Very impressed! He is always polite and professional and I really feel like he cares about my project. These guys really have great customer service and everyone I've dealt with from Semper Solaris has been great! The solar installation took 1 day and the crew was neat and picked up after themselves. They even answered my questions as they prepared to do the installation. Thank you Semper Solaris!

Mike&Carole | San Diego, CA | 10/16/2025

Solar and roof installation

I recently have had Semper Solaris install a new roof and solar system on my house. I would like to take this opportunity to express what a pleasure it was to have Ms. L. Poirier, the Semper Solaris representative present the companies approach to installing a new roof and solar panels. Ms. Laura Poirier demonstrated an in-depth knowledge of removal of our old roof including all of the precautions that the company would take as well as provided us a wide selection of roofing options including a description of their respective advantages and disadvantages. Ms. Poirier went over the stages of the of the roof installation process and how long each stage would take. The roofers who were assigned to the job were a marvel of efficiency and approached their demanding work with a goal toward early completion the roof. Before we selected Semper Solaris as our contractor my wife and I had talked to several roofers/solar installers and not one of the roof/solar presentations matched her professionalism and in-depth familiarity with roof/solar products available. Ms. Poirier’s presentation was thoughtfully put together and surprisingly included samples and stage models of interim products for clear visualization of staged work products. It was truly impressive. Each of Ms. Poirier’s view graphs was put together with great care with an intent to demonstrate how the company and its personnel knew every facet of their business and truly deserved our consideration. I have been an electronics/system engineer for the US Navy for over 47 years and I can unequivocally state that Ms. L Poirier’s presentation was one of the best presentations that I have ever seen, and in my career as a Command and Control systems engineer for the US Navy I have participated in a lot of presentations for proposed government contracts. After Ms. Poitier’s presentation we were absolutely convinced without a doubt that we had found the contractor we were looking for.

Rob and Jen | San Diego, CA | 10/15/2025

Rob and Jen Mira Mesa

Thank you very much Semper Solaris team. We had HVAC and Solar installed in March and April of this year. Both the HVAC and Solar installs went very smoothly cleanly and professional. Very happy ☺️

Great at the start | Los Gatos, CA | 10/13/2025

Great at first; then poor job completion

Planning and installation were fast and efficient. BUT my reason for getting solar was that I have ordered an all electric car, so the plan was always to have an EV outlet. Semper STILL have not returned to fit that, 2 months after the initial installation and when I call them I get a total run around ("needed to reapply for a permit" or "job was wrongly marked as having been completed"). Which excuse is it? And now they are saying another 2-4 weeks. A friend who used a different company had her solar and EV outlet all installed together. Why couldn't Semper do that, too?

Virginia Miller | Borrego Springs, CA | 10/13/2025

Beginning to be concerned

We had a great salesman, not pressure, information. Shopping for Tesla Powerwall. He warned that a delay should be expected due to chip issue. We received several reassurring calls in the first two months. Then, nothing 2 months until a letter with the County approval. A few weeks later a call about ready to start install in one week. Installers had challenges as plans were not the exact deal. They worked five days arriving about 10-10:30 daily driving from El Cajon. On "completion" I noticed one battery had no green light visible and the electrician tried trouble-shooting but stated he would return next day 11/16. There has been not final signing and not sure if he got the WiFi connected. We are patient and would like some communication. 11/19/21. Willing to give five stars if the communication improves now.

Dan Willett | Petaluma, CA | 10/13/2025

Dan Willett

Kris Morgan at Semper Solaris was extremely professional. He explained the process of what it would take to plan out my Solar System, while other companies did not have the time. He was very knowledgeable and communicated the whole way through. He answered every question I had along the way. I am thrilled with my choice to go with Semper Solaris, and happy Kris was my contact throughout the process. I would recommend him to anyone interested in a Solar System.

Allan F | Elk Grove, CA | 10/12/2025

Amazing service

This company was very good to my family and me. They installed my solar in a timely manner and it all works. Nick Afable was the rep that helped us. The main reason I signed with them is because he was honest about certain thing that other companies failed to mention. I would recommend doing your own due dilligence but this is an exceptional company hands down.

Machinegun | 91730, CA | 10/12/2025

Solar Dream

Six months ago I purchased a home in S. California, Inland Empire, and have done a lot of work to pretty it up inside and out and also to cut down my expenses. A friend who is quite savvy recommended a great way to cut expenses on my home was to take a look at going solar to save on a big expense, electricity. My good friend who I trust told me to talk to Semper Solaris because they built a solar system for him that he raves about. I had heard about Semper before but I also found out they have a stellar reputation. I checked Yelp, Better Business Bureau and other sites and I could not find a negative word about the company. I like to research a company before I invite them into my house. My wife is a tough cookie so I told her to call Semper for information. A very personable young man, Blake Lewow came to talk with us. We found out the company is owned by former Marines and they have many Veterans that work there. That put us at ease from the getgo! The system he recommended and I purchased was 100 % American made and all work, every phase, was done by Semper, not a sub contractor which is very rare I found out. The whole process from start to finish was 3 weeks. I can not say enough about Blake Lewow and Semper Solaris. Absolute pleasure, the whole experience. I will be calling Blake back in a few months because besides Solar they also have a phenominal roo

Felix | Spring Valley, CA | 10/09/2025

Bad micro inverter (panel)

We had our solar and roof installed July of 2022. Clean, fast and courteous. 1 panel went out May 25 2024 and here we are Aug 02 20203 and we still have 1 panel not working. Bad customer service to get some one out to replace or repair the panel. Email after email, no date of when we can get this resolved. Been paying for all panels monthly as usual. Will we not billed the months we have been without that panel, I think not. I should have read reviews or researched this better.

Nestico | Los Angeles, CA | 10/09/2025

So Happy

Semper Solaris helped me get solar for my house. I had a lot of questions, but I felt Caesar answered them best for me, and he even told me things than no-one else had. Price was good and it made sense. Still, I’m skeptical so I was still worried how the process would be. You know, after everything, I didn’t really do much and everything turned out great. Thank you guys for doing a great job. Looking back now, I wish I had done it sooner.

Mark.P | Vallejo, CA | 10/08/2025

5 STARS

The team at Semper was amazing. Starting with the sales rep, Nic Afable came by and was very helpful. Although a bit more expensive than the competitor, He helped me to understand what I was getting into mor e than anyone else I spoke to. The install team was amazing and very efficent. I would refer Nic and his team to anyone

davidb | 10/06/2025

City of Highland Install

The people were great, as was the install. The communication between Semper Solaris and Southern California Edison was extremely quick, as it was allowed to be turned on in 2.5 days. The install looked great and the cleanup was impeccable. The unit has lots of built-in features and a good app (though my rate plan isn't in it). I am very pleased.

Seamlady | San Diego, CA | 10/05/2025

Last Visit

Mark Ivory was the Semper Solaris rep with whom we dealt. He was superb. He was professional, brief, yet very thorough. He had us sold from the start and the results were exactly as he had said they would be. This is an extraordinary company and Mark is a terrific rep for them. We are completely satisfied with what was done….on time, professional roofers, and a superb system. Our neighbors chatted with him the next day and are now proud owners of a system as well. I really recommend this company and Mark to start you off on the right foot: no pressure, just performance!!!

Nestico | Los Angeles, CA | 10/04/2025

Impressed

Semper Solaris helped me get solar for my house. I had a lot of questions, but I felt Caesar answered them best for me, and he even told me things than no-one else had. Price was good and it made sense. Still, I’m skeptical so I was still worried how the process would be. You know, after everything, I didn’t really do much and everything turned out great. Thank you guys for doing a great job. Looking back now, I wish I had done it sooner. Nestor M.

fullercinco | 10/03/2025

Semper Solaris

From the beginning w/ Anela to the design and install the process was awesome. Every question I had was answered quickly and clearly. I had a few adjustments that my HOA required and they were all taken care of without question or difficulty from the Semper design or install team.

Bill Carpenter | San Diego, CA | 10/02/2025

Solar Panel Installation

Just a note of Thanks to Mark Ivory for the install of addition panels to my existing solar array. All aspects of the project were completed as promised. From the first meeting to the install completion, every step was done with a professional attitude and with the client-me- foremost in the equation. We are turned on, making power and saving money. Again Mark and Semper Solaris, thank you for an excellent job. Bill Carpenter

JPog | 09/28/2025

Semper Solaris was an excellent choice for us

We used Semper Solaris. Genevieve Johnson was great to work with (Genevieve.johnson@sempersolaris.com). So happy with the work! We put in enough panels to power our electric cars. Saving $300 a month on gas, run the air conditioning all summer, and still only paying the same monthly amount for the loan that we were already paying SDGE. Makes great financial sense.

Pierre C | 09/28/2025

Great Company!

It's easy, all went perfect. Amazing project management, best panel on the market (made in USA!), great installation! Cannot be better

bradleos | 09/27/2025

GREAT JOB!

this was a great experience, the system was up and going with in 30days. GREAT JOB.

Daniel Fry | 09/27/2025

Great solar company that is straight forward to deal with

I refer all of my California business to Gary Phillips at Semper Solaris. The hones/ straight forward approach that so many companies don’t have is what drew me to Semper Solaris. Gary had been a great rep and all of my clients have thanked me for sending them that way. I would highly recommend giving this company and this rep a call before working with anyone else.

Fred T. | 09/25/2025

Semper Solaris earned my 5 STAR rating

With the ALWAYS AVAILABLE TO HELP assistance of Rhami Hasenin, my Semper Solaris salesperson, my solar electric system was installed and operable in just 6-1/2 weeks with most of the time being spent waiting for permits. Yesterday, just 8 weeks after I signed the contract, the final approval from SDG&E was received and the system is now fully operational. Being a degreed Electrical Engineer who retired as Director of Operations from an energy management company, I’m not exactly an easy guy to please. When one of the design changes that I wanted did not “fit the mold”, Semper connected me with their Director of Engineering and together we worked out the solution. Being a veteran myself, I’m pleased to give Semper, a veteran owned and operated company, my business. They absolutely earned my 5 STAR rating.

D.Cervantes | Chula vista, CA | 09/24/2025

Great !

Amazing! It all started with Semper Solaris' consultant Genevieve Johnson. She did a house call, answered all my questions and processed the loan application. It was so easy; No pressure. It got better...I was immediately assigned a project manager & team. An assessment technician checked out the roof then all the magic started happening. I think the lead installer was Adam (i hope I got his name right). He and his team were so nice and respectful of our home. The permit, inspection, and the connection to SDG&E happened without a hitch. I'm in a cul d sac and some of my neighbors never noticed Semper Solaris was here Everything went Smoothly.Thank you also to Veronica, Vinny, & Mark whom I also spoke with. My consultant Genevieve, didn't disapear after the initial housecall. She made herself available at all steps of the process. Thank you Semper Solaris for your focus on Quality Customer Service! We are looking forward to turning on the AC without worrying about the utility bill.

KimandDoug | 09/23/2025

Excellent Company

After extensive research, we chose Semper Solaris as our solar provider because of the many professional endorsements and positive customer reviews that we read. We are very happy that we made this decision, as Semper Solaris was great to work with, the people were very helpful and friendly, and the work they did was timely and perfect in every way. The Sun Power panels we bought were the very best available anywhere, and Semper Solaris, at the time, was SunPowers largest customer. Their after-sale support is excellent. They are totally focused on on being the best, serving their customers and making sure they are happy. We are very, very satisfied with Semper Solaris and have recommended them to our friends and neighbors.

cls3385 | Sacramento, CA | 09/23/2025

Not Dependable

My husband & I purchased a Semper Solar System & signed the financial paperwork on 08/12/22. After Semper Solaris did the Application for SMUD, which was Approved 11/03/22. SMUD had been waiting for “Inverter Function Settings” with no response starting 11/3/22 through 03/02/23. My husband & I had to get a hold of SMUD Solar Team beginning 12/19/22 to find out the status of getting SMUD to install the Solar Meter to get things finished. SMUD was still waiting on Semper Solaris to provide “Inverter Function Settings” to SMUD since 11/03/22 through 3/08/23. When we had contacted the office in Sacramento, calls were not returned. We finally decided to contact the “Corporate Office for Semper Solaris” 3/02/23 who ended up getting the reading sent to SMUD that was needed by SMUD. The readings were updated on 3/08/23. “SMUD Solar Team” came out to Inspect & install Power Production Meter 3/24/23. SMUD had to wait 4 months and 3 weeks on “Semper Solaris Solar” to provide them with the information needed to finish our project. Once Semper Solaris received their money for the solar we purchased, it seemed they putting us on the back burner. We are the ones that had to get in contact with SMUD & the Corporate Office of Semper Solaris we were trying to find out what was being done to complete our project. For our Solar we purchased on 08/12/22, took a total of 7 ½ months to finally be completed. If you ask us, that is way too long to keep your customers waiting. If I had to do it over again, I would not choose Semper Solaris.

Tim Mckillop | Hayward, CA | 09/23/2025

Solid Job!

First thing is... why did I wait so long?! Met with 8 companies and had Semper last, thankfully. Robert Cassidy was hands down the most informed Expert we met. Installation was 21 days from agreement. Thank you Semper!

Ray P | Oakland, CA | 09/19/2025

No bs

I originally purchased 13 panels and then followed up with an additional 2. I choose semper because of the quality of the product, the price and the non bs sales pitch from Mel Roberts. The other solar companies are too "saley", no-thanks! The work was done well. This is my second house with solar, the prior company, sungevities installers made mistakes like blowing out the wood on one of the eaves of the house and cutting back some cement shingles too far. None of those problems with these guys. Even their paint matching in painting the conduit to match the house and roof color was on point. I had the pleasure of working with my main point of contact Billie Yanko who was always super responsive. Go with Semper, you wont regret it.

Duane W. | Half Moon Bay, CA | 09/18/2025

Don't be "victim" of their "Learning process"

Where to begin? I will keep it simple. After researching several companies, we went with Semper Solaris. They talked a good game, and sure know how to present themselves to get you behind their mission statement. Well, what should have been a job accomplished in no more than 3 visits in less than a month took 11 visits and several months. It started with the system not producing as promised. This resulted in a crew coming out and replacing some faulty equipment. In so doing, they found workmanship errors from the first crew they had to repair. Well, withotu boring you, I would find an error (inverter computer not communicating, all panels not registering, weather tight junction boxes NOT being weather tight) and each time a crew came out, they also found other errors from prior repair teams that I had been unaware of. After 11 visits over multiple months, the system finally seems to be working right. NOW, we get to management. At one point upper management was fully admitting the errors were all due to poor communication and poor management at a branch level and that I was a "victim" in this "learning process". Supposedly the entire local maagement team that handled my case was replaced. However, shortly after this point, corporate management essentially did a 180 telling me that the errors were all 'cosmetic' only, the system worked as designed since the day it was turned on, and that basically I shouldbe happy that after paying them upfront I should be happy they FINALLY figured it out and got it working right. When I pointed out that the system most surely had NOT operated to specs the day it was turned on and took several visits to function at full cpacity, their answer was 'We are not responsible for that as it was the parts supplied to us by our vendor that failed'. WHAT?? I, as a consumer, did not choose this vendor or parts! YOU did. I paid you for the project, you installed the parts, and you are who came out when the failed to function. I paid you, Semper Solaris, you ARE responsible to the consumer for the failing of your contracted vendors parts. Well, at least my neighbors saw with their own eyes the fiasco of working with Semper Solaris, and are steering away from working with them. The only reason I gave 2 stars instead of 1 is beacuse at least now the system is finally working right, but what a long and tiring road to get here. Steer clear unless you enjoy long painful projects and needing to ride a company to the very end to make sure they do what they say they will.

Jeff and Karen | Whittier, CA | 09/18/2025

Still looking at black tarp 6 mos. later

Semper installed our Enphase Battery Solar system in February 2024, and it is now the end of June and I am still looking at a large black tarp where Semper left it as they promised to repair roof tiles on my home. They have stopped answering my calls and have even blocked my access to their social media accounts.

Scott Adams | 09/17/2025

Excellent Service!

Our system just went live, and I am very happy with it so far! The sales rep (Bernie Townley) was very friendly and professional, and answered all of our questions. The support team was excellent regarding communication, and answered all of our questions and kept us up to date on installation progress. Overall, I am very happy with Semper Solaris!

Lorrbal | Mojave , CA | 09/17/2025

Solar and Tesla Battery installed --- thank you!

My experience with Raedene has been five star. She helped me with my Tesla Powerwalls. She's professional. She always takes her time with me and answers all my questions. She's always available for me. Raedene is Wonder Woman!

Joe G. | Carlsbad, CA | 09/16/2025

Touché great job

Michael Gault and the entire Semper Solaris team did a spectacular job from start to finish. Communication, installation and post installation was fantastic.

JAtSing007 | San Jose, CA | 09/15/2025

Simply the best!!!!

I didn't really think I needed solar because I thought my bill wasn't high enough. My bill was $90 a month on average and That wasn't to bad. Until one day I saw a commercial that hinted to me that PG&E's rates are always going up. So I decided to give solar a shot. I called several companies and none of them seemed to fit right. Some to pushy, some to expensive, and some that I just didn't like. Then I saw a Semper Solaris truck on the next street over and decided to make a call. Nicholas Afable was the guiys who showed up at my house. This guy was extremely friendly and very straight forward. The cost was way lower than most and the Panasonic panel is one of the best in the world. After speaking with my wife that evening, we decided to move forward with them. Everything went great after that. The system was installed and the city signed off on it. My PG&E bill is practically gone now and PG&E owes me a bit as of right now. Nicholas continues to follow up with me to make sure everything is well. Check them out for sure.

Darryl Ford | Bakersfield, CA | 09/13/2025

My Solar Company rocks!!

I was in the market for a new roof and solar system when I saw a Semper Solaris TV commercial and decided to give them a call. Semper Solaris sent over Robert Alva senior Energy consultant whom was very courteous and knowledgeable about the solar system and roofing installation. My roof took a week to install by professional roof technicians following one day installation of solar panels. Both crews were very courteous and professional and kept the work site very clean of debris at the end of the work day. I would highly recommend calling semper Solaris and asking for Robert Alva for your roof and solar installation services.

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Roof Replacement

About Semper Solaris


Semper Solaris is California's premier solar panel installation contractor and residential roofing contractor! Semper Solaris is a SunPower Elite solar power company and we've been honored as SunPower's Residential National Dealer of the Year! We offer the best solar panels available on the market and we are locally and Veteran owned. Oo-rah! We'd love to crunch the numbers on your power usage and determine the best way to install your solar panel system to save you the most possible money, and while we're inspecting your roof, we can do any roof repairs needed or put on a whole new energy efficient roof! As the top rated California solar and roofing company, we are also proud to serve Los Angeles County, San Diego County, Orange County, Palm Springs, the Inland Empire, and the Bay Area. If you want the best solar power system and energy efficient roof replacement from the top rated local solar energy company, call Semper Solaris today! Ask about our HERO approved energy efficient upgrades.

Office locations


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California - El Cajon

1805 John Towers Avenue, El Cajon CA, 92020

California - Santa Fe Springs

10713 Norwalk Blvd, Santa Fe Springs CA, 90670

California - Riverside

1218 Spring Street, Riverside CA, 92507

California - Palm Desert

74350 Alessandro Drive, Palm Desert CA, 92260

California - Santa Ana

1701 East Edinger Suite H1, Santa Ana CA, 92705

California - San Diego

964 Fifth Avenue Suite 510, San Diego CA, 92101

California - Hayward

2505 Amaral Ct, Hayward CA, 94544

California - Bakersfield

3600 Pegasus Drive Unit #3, Bakersfield CA, 93308

California - Fresno

177 N. First St., Fresno CA, 93702

California - El Cajon

1805 John Towers Ave, El Cajon CA, 92020

California - Riverside

1218 Spring St, Riverside CA, 92507

California - San Diego

964 Fifth Ave, San Diego CA, 92101

California - Palm Desert

74350 Alessandro Dr, Palm Desert CA, 92260

California - Campbell

180 E Sunnyoaks Ave, Campbell CA, 95008

California - Concord

1990 Olivera Rd, Concord CA, 94520

California - Redlands

1720 Howard Pl, Redlands CA, 92373

California - Manteca

3025 Palm Ave, Manteca CA, 95337

California - Fresno

5234 E Pine Ave, Fresno CA, 93727

California - Sacramento

5320 S Watt Ave, Sacramento CA, 95826

California - Bakersfield

2353 Cepheus Ct, Bakersfield CA, 93308

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- Tampa

501 S Falkenburg Rd, Tampa Florida, 33619

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- McKinney

6800 Weiskopf Ave, McKinney Texas, 75070

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- Santa Ana

1701 E Edinger Ave, Santa Ana California, 92705

- Rancho Cordova

2440 Gold River Rd, Rancho Cordova California, 95670

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Arizona - Phoenix

329 W Lone Cactus Dr, Phoenix AZ, 85027

Certifications


Better Business Bureau Solar Energy Industries Association California Solar Energy Industries Association

Contact Semper Solaris


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Head Office
964 Fifth Avenue Suite 510, San Diego CA, 92101
Website