Sun Light & Power
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Sun Light & Power
Sun Light & Power was founded in 1976. During the past 45 years, we became one of California's first B Corps and are now 100% employee owned. Our dedicated teams have delivered over 3,000 solar energy projects across California. By designing, installing, and maintaining, reliable solar and energy storage solutions, we help our customers save money, reduce GHG emissions, build energy resilience, and speed the electrification of our world.

As a B Corp, we intentionally balance purpose and profit. We weigh the impact of our decisions on people, planet, and profit to be a force for good in our communities. As an employee-owned company, every team member is vested in the success of each project or delivery of service.

When you partner with Sun Light & Power, you will receive an exceptional customer experience from a company driving the total adoption of clean energy so future generations inherit a healthy planet.In spite of efforts by the California utilities and their allies to harm solar, Bay Area homeowners are going solar now more than ever.
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Our passionate team of leaders exemplifies what sets Sun Light & Power apart; it's why we have endured. We care about our customers and each other, and we stand for our beliefs. We have a strong sense of purpose and a culture of excellence. We are a small company with a big heart.
Sun Light & Power has delivered exceptional customer experience to Bay Area customers for 45 years. From the early days of solar thermal, through the rise of PV and into the age of lithium battery storage, we have continued to design and build high quality solar systems. Sun Light & Power's team of employee-owners serve a wide range of commercial, non-profit, municipal and residential clients.
Sun Light & Power is committed to providing business leaders across all industry sectors and homeowners the power to harness their own renewable, clean solar energy here in the greater San Francisco Bay area, from Oakland to San Pablo and Concord, to Livermore and Pleasanton.
As a 100% employee-owned company, every Team Member focuses on delivering an exceptional customer experience and begins earning a stake in the company after one year of employment. As a certified B Corp, Sun Light & Power uses business as a force for good to generate a positive impact for our Team Members, our communities, and the planet.
The amount of electricity cost savings provided by a solar system on a residence in the San Francisco Bay area over 20 years. The average US household can break even on their solar energy system in just over seven years. Going solar means adding an asset to your home that will provide cost savings and peace of mind for many years to come.
Reviews (21)
Deanna G.
Deanna G.
Apr 13, 2021
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So I live in an hoa , we are serviced by sun light and power. We got an alert from the water company that our water had been constantly running for greater than 24 hours. We called and requested service. They were able to move our appointment up seven days, but that still left us another seven days of water constantly running waiting for them to come out for service. The tech was friendly and solved the problem.
Steve Cetrone
Steve Cetrone
Jul 13, 2019
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Sun Light and Power is great to work with on any solar project. We have had the luxury of working with SLP since 2008 on ten different construction projects. These projects range from big to small and both photo-voltaic and solar water systems. SLP will help in all phases of your project: design, cost analysis, value engineering, rebates, government incentives, conservative return on investment analysis, finance options, structural connection details and coordination, contracts, PG&E coordination and communication, electrical design review, shop drawings, complete submittal packages for review
Aislinn Scofield
Aislinn Scofield
Jun 03, 2019
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Sun Light & Power installed our solar system in 2009. While we aren't big energy users, it was our one of our small contributions towards mitigating climate change. We found the employees to be thoughtful and answered our questions before, during and after installation. The system has required very little maintenance. When we called about a problem, they were very thoughtful about the different things it could be and what would be the options of expected costs.
Tameling
Tameling
Jan 30, 2019
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Our 11 year old Sharp Inverter started failing in 2016, and by early 2018 it went down every other day. We had a solar company come out to diagnose the problem; they advised us that Sharp was no longer making inverters, parts were not available, so we should either live with it or have it replaced. Cost of the diagnoses was $325. Based on a tip, we called Sun Light and Power and they were immediately optimistic that it could be fixed. After a quick visit, the failing fan was ordered, and in a week they cam back and installed the part. Voila, no more problems, an easy fix, and the cost was a fraction
Sarah C.
Sarah C.
Apr 24, 2018
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Worst customer service and product ever! After initial installation, an entire row did not work. After they repaired that problem, the system completely turned off, has not worked since. Want to charge me $550 just to come inspect the system which they installed ($200 just for cost of driving to my house)! Please don't use this company, they're simply con artists who don't stand behind their product.
Bob B.
Bob B.
Apr 08, 2018
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I had a Fronius system that could convert up to 9 kW from my array which could generate up to 8.7 kW. The inverters were damaged by a surge over the power lines. They said they could replace my inverters and it would be the same as before. Unfortunately the replaced it with an inverter that could only convert a maximum of 6 kW. I worked with them for over 6 months (emails and phone calls) to fix this problem. After initially giving me an estimate for the upgrade ( which I approved) they then decided not to do it (why I don't know). They came up with a variety of species arguments which kept
Gary Stewart
Gary Stewart
Jun 30, 2017
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From start to finish it was a informative and pleasant experience. The sales person did his best to answer all my questions but he never stepped over the boundaries of making over optimistic predictions to get the sales. When the work began I was a bit worried about my metal roof shingles (they dent/bend easily) but the roofers were professional. Installation went smoothly with the exception of finding Redwood Shingles under the metal shingles. After the system was installed I was pleasantly surprised by my savings. The biggest savings was getting me off PG&E's tier 5 gross electrical user charges
Marie A.
Marie A.
Feb 17, 2016
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Sun Light and Power has serviced our solar hot water heater for 20 years. It was in place when we moved into our house and is now over 30 years old and still basically working. Recently the supplemental hot water tank started leaking and we needed service fast. Ian, who is their great service technician, emailed me extensively to help me turn off the system and then was able to make a visit to finalize shutting down the system. We have always received professional advice and great help from Sun Light and power.

We plan on getting our system back up to speed with a new solar tank and of course
Sarah A.
Sarah A.
Sep 26, 2015
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Great service! After 14 years of solar power, our solar inverter stopped working. We received a fast response and excellent service from Sun Light & Power. Adam came out to assess our system and a week later we were back on the grid.

In comparison, 2 other solar companies (one on 4th Street) didn't even bother to call back.
Kristi C.
Kristi C.
Mar 10, 2015
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My husband hired Sun Light and Power to put solar on our house in 1977. Over the years, we did a couple of upgrades as technology improved. We just had our third system with them installed in 2014. The experience from beginning to end (we did talk with other companies) was exemplary....as it has been for nearly 40 years. Terrific team from sales to installation, competent, friendly, professional.
Patrick K.
Patrick K.
Sep 21, 2013
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I wanted to install a PV solar system on my San Francisco house.

I got bids and interviewed 6 firms, 4 from SF, one from Marin, and Sun Light & Power. Most of the reps were very helpful, but Eric, from Sun Light & Power was really thorough and informative, without any pressure. One national firm was relentless in their pitch, which turned me off.

PRICE:

Sun Light & Power was # 2 firm in price, but I went with them after vetting their most recent customers, who were uniformly positive.

INSTALLATION:

Crew was on time, workmanlike, and professional. Install completed in a little
Scott B.
Scott B.
Jul 25, 2013
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Thanks for getting Matthew out to see me as quickly as you did. He did a fantastic job and got my system up to speed in no time. He was very professional and competent. Also very courteous and patient when explaining my system to me. I hope he stays with the company a long time. A huge improvement from the last guy who would sometimes not return my calls and one time totally blew off showing up for a scheduled repair. Scott B.
Astrid B.
Astrid B.
May 17, 2013
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We,ve had both solar panels and a solar hot water system installed ...the panels about 2yrs ago and the hot water system just about 6mo ago...we are very happy with everything....the crews that came out knew what they were doing and we have never had this hot water or this amount of hot water before...very very pleased with the results of their work...i wasn,t so sure i wanted to spend all that money but could not be happier how everything turned out and how low our bill is every months...thanks
Dave P.
Dave P.
Apr 18, 2013
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2 weeks later I had phone call from Gary....apologetic for the misunderstanding about servicing a less-than-one year old upgrade installation. Offered to reimburse me for the cost of my calling a plumber to fix a piping leak. Also informed me that their service rate was $120 per hour, not $180.
By then I had the problem fixed by Diablo Solar.
Recently (April, 2013), Gary called again and asked if I could edit my review. I agreed, and this is it.
Max U.
Max U.
Apr 16, 2013
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SL&P installed my system in 2008. Everything has worked as planned. We initially had an issue with one inverter, and SL&P replaced both inverters at no cost to me. Monthly electric bills before solar were around $800 a month. Last year total bill was $9.75!!
Gretchen E.
Gretchen E.
Apr 01, 2013
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In 2006 we decided we needed solar power and contacted our friends who had Sun, Light and Power install solar power for them and were very pleased. Sun, Light and Power came out to our house to look at the layout and determine how much power we could generate. Their people were very professional and thorough throughout their proposal and installation. They answered all of our questions and concerns. Our system last year performed much better than expected and our PG&E bill went from $400 per month in 2005 to $171 PER YEAR in 2012 even with electricity rates rising many times since 2006
Aislinn S.
Aislinn S.
Feb 20, 2013
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Our system was installed and online in 2009. The process for us to think through what we needed and could afford took a fair amount of time while we sought bids. The Sun Light & Power employees were helpful in the explanation and the installers did an excellent job. The system has performed much better than they expected and we are delighted with very low PG&E bills. It is our small contribution towards a greener environment.
Jennifer K.
Jennifer K.
Jan 11, 2012
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Eek! Me thinks not is an understatement! These guys are charlatans. We've had nothing but problems, problems, problems throughout the whole, extremely expensive process. Every time they screw up they blame my fabulous contractor. At the end they charged us an extra $3K to fix a problem THEY caused and help us over a barrel and wouldn't finish the job unless we paid.

Notice how all the reviews are years old? I'm thinking they've slipped big time in the last few years.

Do yourself a favor and do your research. Go else where.
Suzanne T.
Suzanne T.
Oct 27, 2009
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This is a first class company - with a B Corp designation for Social and Environmental Responsibility and have just won the Intelligant Award. Terrific people, Quality work - they walk the talk. I researched solar companies and they really stood out for the values and expertise I want in a solar company.
Suzanne T., San Francisco
G. S.
G. S.
Apr 28, 2009
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Theirs was one of three bids I got for solar electric installation 4 years ago. Not only was the bid really high, but the design they proposed on my SOUTH facing sloped roof was rather impractical: they proposed a whole framework to suspend the panels really high off the roof, adding to the cost of the framework AND the structure needed to withstand the uplift of winds that would otherwise try to pull these off like sails on a boat!
needless to say, i can't speak for their service and installation quality, for we did not go with their bid.
...all iI can say is that maybe 4 years ago
Glen M.
Glen M.
Apr 18, 2007
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These guys are amazing.

I called, they came by, they looked at our smallish home in SF, explained exactly what things would cost, and even walked us through options, very patient throughout.

I got my house solar-powered three years ago, and it's been pretty fantastic. Everyone from the sales person to the contractors doing the install were smart, loved their jobs, and were really interested in doing what they were doing. Either that or they're given happy pills each morning.

The work was done very professionally, and they've even run interference with PG&E to help me get