Ambrose Solar

Verified profile
Updated: 22 July 2025
Installer

Installing solar since 2013

Ambrose Solar logo

4.50 from 27 Reviews

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Rating breakdown

Ambrose Solar reviews


4 stars

0

3 stars

0

2 stars

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4.50

Avg. rating

Breakdown of consumer reviews

Sales Process

4.9

Price as quoted

5.0

On schedule

4.9

Installation quality

5.0

After sales support

4.9

Latest good review thumbs up

Ari Brown | Pleasant Hill, California | 09/22/2025

Go with Ambrose!

I would like to write a quick review of my experience with Ambrose solar... I think my decision to finally put solar on my roof took more than a year to make and every step of the way from Kelsey who was my sales person to Vincent my project manager and Mike my closing meeting specialist was a seamlessly professional experience. My project was made difficult by a few complications with my house not the least of which was the need for a new roof and a solution for not having a 200 amp feed from PG&E into my house. Those guiding my experience at Ambrose were beyond patient, as I asked them to explain things over and over again. When it came to the actual installation, I was completely blown away by the crew that Ambrose sent... to call them. Professional was a complete understatement. Imanol led the crew on the roof and just got the job done so fast! Tony dropped what he was doing every single time I asked him a question and explained things to me so clearly! Nate did the same thing while he was installing the Span panel. What was clear the entire time was that all representatives of Ambrose solar understood what a big decision. This was for me and my family. They took it seriously and helped me, a complete Luddite gain an understanding of what was ultimately a pretty complex project.

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Latest bad review thumbs down

Clayton | Walnut Creek, California | 11/15/2024

Not dependable

I originally posted a review about them because they never got back to me at all about the day of installation and power being out when it was over 100 degrees. I also commented on the fact that the salesperson never got back to me about the final layout and panel reduction. I had to deal with this the day of installation. The service advisor (Vincent) never bothered to call until after the posting. I understand things happened and of course they responded after a bad review so I fairly, posted the following review, but the lack of service sontinued. 10/4 -This is another follow up from my original review. They did reach out after the previous bad review and once I updated the review, the communication dropped off and still can't get a call back from them. Originally it was Vincent and then started dealing with Bri and now can't get a call back again. I called first thing this morning and they said she would call me right back and of course...nothing. Facts: They installed the equipment Oct 2 and 3rd. Did not file the paperwork with PG&E until Oct 14th. No contact from anyone. I called PG&E the other day and they said they had not received a document from Ambrose. Ambrose says they provided it and will give me an update. I haven't heard anything since. Now, it definitely could be PG&E, but given the experience with Ambrose, I have doubts. It is now Nov 15th and my system is till not turned on and I am paying the Solar loan and PG&E. No offer whatsoever from Ambrose to help make things right for their customer. just blame PG&E and then not call back. I am now paying for solar and PG&E at the same time. They can blame PG&E, which I am sure has some bearing on this but they waited 11 days later to file the paperwork and it appears that they did not include a document that was needed and only addressed it once I called PG&E. That is when they said they would have someone reach out to PG&E. I am having an attorney look over the contract because I worry about trying to deal with them in the future should something go wrong. They praised themselves on customer service when I was signing up but they have not lived up to it at all. Only the installation team has been great. The office, not at all. Unfortunately, that is who you will have to deal with if you have any issue. Buyer beware. They do sound great, like any salesman but once they have your money, you don't have any importance to them. The bets part of this is that I called them today (Bri) to actually get a name for a new contact for a salesman, since my original one never got back to me in the end about the final layout and had to deal with it the day of installation. I obviously won't be passing on their info. Please think twice about using these guys. I don't have trust in them as a business and unfortunately I am stuck with them now and will have to deal with them in the future if anything goes wrong.

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Patrice | San Rafael, California | 07/22/2025

Smooth service, great results

Paul Karst and everyone at Ambrose Solar made everything so easy. Paul is highly knowledgeable about all aspects of the solar industry. He and his team were easy to reach, answered all my questions and concerns. The process and results all went smoothly.

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Chris | Fairfield, California | 07/22/2025

Great Experience

Worked with Paul and the team to install solar panels on our recently purchased home back in 2020. After doing a lot of research, I knew I was getting a good product (SunPower panels), with reasonable financing options, and the work would be done by a reputable company in Ambrose Solar. Almost 5 years in, I have no complaints. We produce more power than we consume, with room for new electric vehicle or hot tub if we wanted. They also have a nice referral program if you know anyone in need of solar.

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Kim Wilhelm | Davis, California | 07/20/2025

Ambrose Solar

I’ve had my system for 2 yr. Installation was done timely. No problems. Ambrose took care of permits. Very responsive to calls. System has worked well and exceeded expectations w/r to energy savings! Had a problem with a connection after a year. Ambrose fixed it at no cost. Highly recommend!

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Tom W | Walnut Creek, California | 07/14/2025

Thrilled with solar system from Ambrose

Absolutely thrilled with my solar system from Ambrose – 4 years later and still going strong! From start to finish, the installation process was seamless. Planning, permits, inspection, and PTO all went off without a hitch – no surprises, no delays. The team at Ambrose was professional, communicative, and clearly knew what they were doing. Four years in, I’m still seeing the benefits. My system was sized perfectly, and I actually end up with a small annual true-up credit. Even better, I’ve been completely insulated from PG&E’s constant rate hikes – my energy costs are stable and predictable. One of the best decisions I made was including a battery. I live in an area heavily impacted by PG&E’s Enhanced Powerline Safety Settings (EPSS), which has already triggered nine power outages this year alone. Thanks to the battery backup, I barely notice. My lights stay on, my fridge keeps running, and I’ve even been able to share my Wi-Fi with a neighbor so they can keep working during blackouts. Neighbors constantly ask how I’m managing to stay powered through these outages, and I always point them to Ambrose. I genuinely can’t say enough good things about the system or the company. If you’re considering solar, this is the team to go with. One of the best home decisions I’ve ever made.

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Benjie Cortes | Discovery Bay, California | 07/01/2025

When it comes to the solar panel field, this is the best when it comes to experience. First of all in dealing with people, they don't have any so called gimmicks to hook you, meaning straight forward, try it they will not let you down.

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Lynette | Fairfield, California | 06/24/2025

Still Very Happy with Ambrose Solar

As always, our experience with Ambrose Solar was amazing. I called them to ask why our consumption differed vastly from what PG&E was reporting. We didn’t know if it was an app problem or meter problem or what! Justin took the time to research all possibilities and figured out what the issue was. Their technician Arnulfo came out and quickly resolved the issue and now our consumption very closely aligns with what PG&E says we’re consuming. Both gentlemen are very patient and friendly and professional. We are still very satisfied with Ambrose Solar and would recommend them!

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Phil Ewing | Fairfield, California | 05/14/2025

5 Star Recommendation

I chose Ambrose Solar located in Vacaville CA to install 2 Tesla Power Plus solar panels; after performing extensive research and comparisons. They not only have an A+ BBB and Top 5 service rating but provided me with a 'Before', 'During' and 'After' professional and quality service experience that has me feeling like I've just dined at a 5 Star restaurant that is so outstanding I have to let everyone know about it. They provided not just an installation but an education and total package experience. That Ambrose Solar Service; as explained in my out brief extends through the life of the warranty and provided by Ambrose Solar directly. I'm doing that happy dance! If you're looking for a quality, involved solar company that lives up to its ratings, choose Amber Solar in Vacaville California!

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Keay Wu | San Leandro, California | 03/14/2025

After evaluating a few solar company options we decided to work with Ambrose Solar as our installer. Adam Hedemark was our primary contact for Ambrose. He was extremely patient and informative throughout the selection process. I appreciated his honesty and candor during our discussions. The installation crew were professional and courteous. They kept us abreast of their activities and always provided us an opportunity to ask questions. As the project came to a close the owner of Ambrose reached out to ensure that we were satisfied with the end product. Overall, we are very pleased with Ambrose. They were there every step of the way from initiation to completion. Any inquiries I had were responded to in a timely manner by the excellent office staff. I would highly recommend Ambrose for your home solar needs! Thanks to Adam and Ambrose, we are happily solar powered!

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Resty Manuel | Auburn, California | 08/15/2024

Very Satisfied for Ambrose Solar

After conducting research and discovering Ambrose Solar's impressive 5-star rating on Yelp, along with consistently positive reviews, I made the decision to cancel my installation appointment with a competitor. Unfortunately, the competitor's persistent lack of communication and frequent rescheduling of the installation were unacceptable. I am confident that Ambrose Solar will provide the professionalism and reliability I seek in this important endeavor. I wanted to express my utmost satisfaction with Ambrose Solar as a SunPower Dealer. Their team went above and beyond in explaining the benefits of the SunPower system, leaving me with no doubt that SunPower was the ideal choice for powering my home with solar energy. I am writing to express my appreciation for the outstanding and highly professional installation performed by Ambrose Solar. Every technician involved in the process surpassed my expectations. The installation of the MPU, and solar system was particularly impressive, with exceptional cable management and a clean, neat setup. Dom, Jesus, Wes, did an excellent job, and I want to extend my gratitude for their exceptional workmanship. Thank you for a job well done.

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Carl | Fairfield, CA | 07/15/2024

6 Star company

Excellent company to work with. Very knowledgable and professional. They keep you informed of the progress of the solar and power wall insulation and their followup is excellent. Would give them 6 stars.

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Solar panel cost calculator

Service types


Residential solar - Grid tied

Commercial solar - Grid tied

Residential solar - Hybrid solar systems

Tesla Powerwall sales and installations

SolarEdge - StorEdge

Enphase Storage

SunPower SunVault

FranklinWH

About Ambrose Solar


Ambrose Solar is a local solar company that specializes in saving our customers money on their energy bill each and every month with the most efficient solar system according to their needs. We offer solar and energy storage to residential and commercial clients. Let us help you save money and store energy to combat the rising costs of energy. We handle your project with care from start to finish.

Office locations


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California - Vacaville

820 Eubanks Drive Suite A, Vacaville CA, 95688

Certifications


Better Business Bureau

Licenses


979872