15 Best Solar Companies in La Puente, CA (2025 Reviews)

We analyzed over 1500 solar companies in the nation,
and have selected the top 15 in La Puente based on:

  • Customer review scores
  • Service area for La Puente, CA
  • Company policies and services offered
  • Accreditations and certifications

Average La Puente homeowner saves $2,108/year with solar panels

By EcoWatch Local Advisors

Data Analysis: James Savino

Updated January 24, 2025

Why you can trust EcoWatch

We work with a panel of solar experts to create unbiased reviews that empower you to make the right choice for your home. No other site has covered renewables as long as us, which means we have more data and insider information than other sites. Our rankings are never affected by revenue or partnerships.

Best Solar Companies in La Puente

If you’re a home or business owner looking to make use of the solar incentives in La Puente, it can be hard to narrow down which company to go with. But, it's worth it since adopting solar power is often a fantastic idea. Because solar panels produce their own power, they can greatly reduce your electricity bill each month, if not totally eliminate it. In fact, you could look forward to about $25,000 of savings over 20 years.


In this article, we’ll introduce you to the top La Puente solar installers so you can find the best one for your home’s sustainable energy needs.To get a sense of what it might cost to install solar panels on your roof, you can click the button below to get a quote from a certified installer near you.

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EcoWatch Rankings for Solar Companies in La Puente

Best Local Installer
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EcoWatch Rating

5.0/5

SunGuide Solar Inc

  • Pros icon Informative Resources
  • Pros icon Free Quotes
  • Con icon Limited information available on website

Services Offered

  • Service icon Consultation
  • Service icon Panel Installation

Website: http://www.mysunguide.com/
Address: 1057 E Imperial Hwy #307, Placentia, CA 92870
Phone: 6269414181
Outstanding Local Installer
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EcoWatch Rating

5.0/5

Altadena Energy & Solar

  • Pros icon Free Quotes
  • Pros icon Clear Pricing Policy
  • Pros icon Reliable Customer Support
  • Pros icon Informative Resources
  • Con icon Limited information available on website

Services Offered

  • Service icon Battery Storage
  • Service icon Permit Assistance
  • Service icon Panel Installation

Website: http://www.altadenasolar.com/
Address: 1585 N Lake Ave, Pasadena, CA 91104
Phone: 8182014206
Outstanding Local Installer
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EcoWatch Rating

5.0/5

Green Integrations and Management Inc.

  • Pros icon Clear Pricing Policy
  • Con icon Limited information available on website

Services Offered

  • Service icon Panel Installation
  • Service icon Battery Storage

Website: http://www.gimenergy.com/
Address: 3108 Glendale Blvd, Los Angeles, CA 90039
Phone: 8189005471
Outstanding Local Installer
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EcoWatch Rating

5.0/5

Solar Source

  • Pros icon Informative Resources
  • Pros icon Free Quotes
  • Pros icon Clear Pricing Policy
  • Pros icon Family-Operated Business
  • Pros icon Reliable Customer Support
  • Con icon Limited information available on website

Services Offered

  • Service icon Financing Assistance
  • Service icon Permit Assistance
  • Service icon Panel Installation

Website: https://solarsourceinc.com/
Address: 2954 E 14th St, Long Beach, CA 90804
Phone: 5628525626
Outstanding Local Installer
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EcoWatch Rating

5.0/5

SolarRepair

  • Pros icon Prompt Service Delivery
  • Pros icon Free Quotes
  • Pros icon Reliable Customer Support
  • Pros icon Clear Pricing Policy
  • Pros icon Informative Resources
  • Con icon Limited information available on website

Services Offered

  • Service icon Solar Panel Upgrades
  • Service icon Skilled Repairs
  • Service icon Cleaning and Maintenance
  • Service icon Battery Storage
  • Service icon Financing Assistance
  • Service icon Panel Installation

Website: https://www.mysolarrepair.com/
Address: 2834 Hamner Ave #464, Norco, CA 92860
Phone: 8337574255
Outstanding Local Installer
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EcoWatch Rating

5.0/5

Powerfull Solar, Inc

  • Pros icon Free Quotes
  • Pros icon Reliable Customer Support
  • Pros icon Prompt Service Delivery
  • Pros icon Informative Resources
  • Con icon Limited information available on website

Services Offered

  • Service icon Consultation
  • Service icon Panel Installation
  • Service icon Permit Assistance
  • Service icon Financing Assistance
  • Service icon Cleaning and Maintenance
  • Service icon Solar Carports

Website: https://www.powerfullsolarinc.com/
Address: 5316 Venice Blvd., Los Angeles, CA 90019
Phone: 3108047617
Outstanding Local Installer
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EcoWatch Rating

5.0/5

REPOWER OC

  • Pros icon Clear Pricing Policy
  • Pros icon Prompt Service Delivery
  • Pros icon Reliable Customer Support
  • Pros icon Free Quotes
  • Pros icon Informative Resources
  • Con icon Limited information available on website

Services Offered

  • Service icon Panel Installation
  • Service icon Financing Assistance

Website: http://www.repoweroc.com/
Address: 2942 Century Pl Suite 760, Costa Mesa, CA 92626
Phone: 7144647721
Outstanding Local Installer
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EcoWatch Rating

5.0/5

SunSolar U.S.

  • Pros icon Free Quotes
  • Pros icon Clear Pricing Policy
  • Pros icon Reliable Customer Support
  • Pros icon Informative Resources
  • Pros icon Prompt Service Delivery
  • Con icon Limited information available on website

Services Offered

  • Service icon Financing Assistance
  • Service icon Permit Assistance
  • Service icon Consultation
  • Service icon Solar Carports
  • Service icon Panel Installation
  • Service icon Battery Storage

Website: http://sunsolarus.com/
Address: 16755 Von Karman Ave Suite 200, Irvine, CA 92606
Phone: 9492420088
Outstanding Local Installer
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EcoWatch Rating

5.0/5

ProSolar California

  • Pros icon Free Quotes
  • Pros icon Informative Resources
  • Pros icon Reliable Customer Support
  • Con icon Limited information available on website

Services Offered

  • Service icon Financing Assistance
  • Service icon Panel Installation
  • Service icon Battery Storage
  • Service icon Tesla Powerwall

Website: http://www.prosolarcalifornia.com/
Address: 5701 Buckingham Pkwy, Culver City, CA 90230
Phone: 3238971538
Outstanding Local Installer
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EcoWatch Rating

5.0/5

Renew Earth Solar

  • Con icon Limited information available on website

Services Offered

  • Service icon Battery Storage
  • Service icon Grid-Tied Solar System
  • Service icon Consultation
  • Service icon Panel Installation

Website: http://renewearth.com/
Address: 895 Dove St #300, Newport Beach, CA 92660
Phone: 8557270629
Outstanding Local Installer
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EcoWatch Rating

5.0/5

AmeriGreen Solar

  • Pros icon Free Quotes
  • Pros icon Prompt Service Delivery
  • Pros icon Clear Pricing Policy
  • Pros icon Reliable Customer Support
  • Con icon Limited information available on website

Services Offered

  • Service icon Panel Installation
  • Service icon Financing Assistance
  • Service icon Consultation

Website: http://www.amerigreensolar.com/
Address: 11331 Ventura Blvd #302, Studio City, CA 91604
Phone: 8447047336
Outstanding Local Installer
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EcoWatch Rating

5.0/5

SYNRG Solar - Home Energy Solutions

  • Pros icon Clear Pricing Policy
  • Pros icon Reliable Customer Support
  • Con icon Limited information available on website

Services Offered

  • Service icon Panel Installation
  • Service icon Consultation

Website: http://synrgsolar.com/
Address: 333 Chaumont Cir, Foothill Ranch, CA 92610
Phone: 9497421680
Outstanding Local Installer
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EcoWatch Rating

5.0/5

Helios Energy Global

  • Con icon Limited information available on website

Services Offered

  • Service icon Panel Installation
  • Service icon Battery Storage

Website: https://www.heliosenergyglobal.com/
Address: 2226 6th St A, Santa Monica, CA 90405
Phone: 4244334943
Outstanding Local Installer
ecowatch badge icon

EcoWatch Rating

5.0/5

Imperial Solar

  • Pros icon Informative Resources
  • Pros icon Reliable Customer Support
  • Pros icon Free Quotes
  • Con icon Limited information available on website

Services Offered

  • Service icon Panel Installation
  • Service icon Battery Storage
  • Service icon Grid-Tied Solar System
  • Service icon Consultation

Website: https://imperialsolar.com/
Address: 6912 Owensmouth Ave, Canoga Park, CA 91303
Phone: 8186503500
Outstanding Local Installer
ecowatch badge icon

EcoWatch Rating

5.0/5

CERVUS Solar & Construction

  • Pros icon Reliable Customer Support
  • Pros icon Clear Pricing Policy
  • Pros icon Prompt Service Delivery
  • Pros icon Free Quotes
  • Pros icon Informative Resources
  • Con icon Limited information available on website

Services Offered

  • Service icon Skilled Repairs
  • Service icon Battery Storage
  • Service icon Cleaning and Maintenance
  • Service icon Consultation
  • Service icon Panel Installation
  • Service icon Financing Assistance

Website: https://www.cervus-inc.com/
Address: 19443 Soledad Canyon Rd Unit 105, Santa Clarita, CA 91351
Phone: 8182948181

Methodology: How We Ranked the Best Solar Companies in La Puente

EcoWatch's solar experts analyzed each solar company in La Puente based on criteria such as its reputation in the industry, customer reviews, services, warranty coverage and financing. Using this solar methodology, we used the data we collected to rate and rank each company and narrow down our picks for the best solar companies in La Puente


Below are some the criteria we examined specifically for California solar companies

  • Brand reputation and certifications (20%): We take each company's Better Business Bureau (BBB) score into consideration, as well as how long the installer has been in business (at least 5 years is required, 10 preferred) and what type of solar certifications it holds.
  • Customer reviews (20%): Trust is a top priority at EcoWatch, so we take customer experience under close consideration. We scour different review sites and customer testimonials when ranking our top solar companies, checking sites such as Trustpilot and Google Reviews. We also consider any potential complaints or lawsuits filed against these companies and award or remove points accordingly.
  • Warranty (20%): A company earns a perfect score in this category if it offers 25-year warranties that cover performance, product and workmanship. The industry standard that we measure companies against is 25-year product and performance warranties, along with a 10-year workmanship warranty. We also look closely into the track record of the post-installation support each company provides in terms of honoring its contracts
  • Solar services (10%): All of the companies we review install solar panels, but we award companies higher points if they offer additional services for customers, like battery installation, energy-efficiency audits, and EV chargers.
  • Pricing and financing (10%): It's hard to get exact quotes for solar projects, but we use marketplace research to determine how each company prices its equipment and installation services. Additionally, companies that offer more help for panel financing — like in-house loans, leases, or PPAs — score higher than those that don't.
  • Availability (10%): The bigger the service area, the higher the company will score.
  • Transparency and accessibility (5%): Solar installers that offer free consultations and easy contact methods score higher in this category.
  • Environmental, social and corporate governance factors (5%): A company earns a perfect score in this category if it offers public data disclosure, addresses end-of-life (EOL) products or processes, and demonstrates a commitment to uplifting the communities that it serves.

The Cost and Benefits of Solar in La Puente

We understand that for most homeowners, the choice to invest in solar comes down to installation costs.Some important things that determine the upfront cost and potential savings over time include:

  • Incentives: The federal solar investment tax credit currently allows you to decrease your taxes by 0 of the project cost. Your state and city may also have various incentives that you can use. Additionally, you can save about $25,000 over 20 years on your utility bills, before factoring in incentives.
  • The type of solar panel system you have the money for: This is dependent on what your budget is.
  • Your power bills: This will impact how much money you might save. In La Puente, the average resident can save about $1,200 a year on their electricity bills.
  • Your city: This influences how much sunlight your roof gets, which helps determine how many panels you need.

As a result of the cost of solar panels being lower than before as well as several solar incentives, they are a worthwhile investment for many homeowners.

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Solar Incentives in La Puente

There are lots of reasons why going solar is a great investment. One of them consists of some government incentives you can take advantage of.In addition to the federal solar investment tax credit, there are also some local programs, which in almost all cases, stack with the federal incentive, so you can save even more. In our article on solar incentives, you can read about the incentives you qualify for in La Puente.

Environmental Impact of Switching to Solar in La Puente

One reason so many homeowners are thinking of installing solar panels is to help lower their environmental impact.You may be trying to figure out – how much does going solar do for the environment anyway? For homeowners who are environmentally-conscious, using solar power is an easy decision, especially since La Puente produces a fair amount of carbon dioxide emissions from its energy generation.In fact, if you install solar panels, you could lower your carbon dioxide emissions by about 50 pounds each year. The great things about solar power are plentiful — just like solar power is! That's why so many people have been happy with using solar energy.

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EcoWatch's La Puente, CA Solar Company Rankings FAQs

Which solar panel installer is the best in La Puente?

In La Puente, SunGuide Solar Inc is the best local solar company. Our team of experts rates it 5.00 stars, so it's a good choice if you're planning to add solar panels to your house.

Are solar panels actually eco-friendly?

Solar panels can be detrimental for the environment when manufacturers use toxic chemicals in the construction. Chemicals can make solar panels difficult to recycle safely once they’ve reached the end of their lifespan. Making solar panels needs a lot of energy as well. The energy payback period is about 1 to 4 years.

Are solar panels worth it?

Solar panels can be a fruitful investment for lots of homeowners, but honestly, they might not be worth it for everyone. If your home doesn't get a lot of direct sunlight or your electricity bills are already reasonably low, solar panels might not be for you.

When should I put up solar panels?

Although summer is the most popular time people install solar panels, the ideal time is actually winter. You can save money since there's not as much demand during the winter months, and it lets you be up and running with solar for the higher power bills you may get during the summer.

Our goal is to reach as many people as we can with sensible solutions like solar energy. Our team of full-time local researchers collects solar price and installation data for every city in America then compiles it to create these digestible city guides. If you want to read our solar expert’s opinion on the top solar companies featured here, follow this link.