Solar Companies in Ca, USA

2,692 solar companies in ca, USA.

2,692
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2,692 companies• 20 provinces

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GR
location_onFresnoUSA
AL
location_onSan FranciscoUSA
CL
location_onClovisUSA
ES

ESTEY ELECTRIC

ListedInstaller
location_onNevada CityUSA
SI

SIX RIVERS SOLAR LLC

ListedInstaller
location_onEurekaUSA
LO

LOS ANGELES SOLAR PROS

ListedInstaller
location_onMontebelloUSA
MA

Mainspring Energy

ListedInstaller
location_onMenlo ParkUSA
TH
location_onSan RamonUSA
CO

CONSTRUCTION WITH STYLE INC

ListedEPC Project Developer
location_onCampbellUSA
M

M 2 MULTIMEDIA INC

ListedMedia & News
location_onResedaUSA
OR

ORIGIN SOLAR USA INC

ListedInstaller
location_onRosevilleUSA
SO

SOLAR ENGINEERING LLC

ListedConsulting Services
location_onBelmontUSA
SA
location_onHollisterUSA
IL

ILUM ENERGY SOLUTIONS

ListedInstaller
location_onSacramentoUSA
AX

AXIA SOLAR CORP

ListedInstaller
location_onIrvineUSA
RO

ROYALTY CONSTRUCTION

ListedEPC Project Developer
location_onAtascaderoUSA
KI
location_onSacramentoUSA
SO

SolarPorts Development

ListedEPC Project Developer
location_onMill ValleyUSA
MI
location_onSan DiegoUSA
EF

EFFICIENT ELECTRIC

ListedInstaller
location_onLos AngelesUSA
MI

Mid Valley Power

ListedInstaller
location_onModestoUSA
ST

STEADMAN TOM D CONSTRUCTION CO

ListedEPC Project Developer
location_onFair OaksUSA
PR

PRO SUN INC

ListedInstaller
location_onRancho MirageUSA
MO

MONEYBOTS LLC

ListedInstaller
location_onConcordUSA

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Solar Market in ca, USA

Comprehensive overview of the solar sector, leading regions, incentives, and choosing an installer.

Ca is part of Us's solar energy market. PVFirms lists 2692+ solar companies serving customers across Ca — including installers, manufacturers, EPC contractors and distributors. Use the filters above to narrow by category, verification status or to request quotes from local providers.

How to Choose a Solar Installer in Ca

  • Verify local-language professional certifications and registrations
  • Request 3+ quotes — pricing typically varies by 10-30% between installers
  • Confirm grid-connection paperwork experience for your distribution network operator
  • Check insurance coverage (public liability + product warranty insurance)
  • Review recent installations within 50km — local references matter more than national portfolios

Frequently Asked Questions — Solar in ca, USA

Quick answers to common questions about solar installation, costs, incentives, and choosing an installer in ca, USA.

PVFirms currently lists 2692+ solar companies operating in Ca, Us — including installers, manufacturers, EPC contractors and distributors.

Compare solar installers and manufacturers active in ca. Companies in our verification programme are checked for business registration and physical presence.

Frequently Asked Questions

How do I choose a solar installer in ca?

Look for verified companies with a confirmed physical address and VAT registration in ca. PVFirms marks these with a blue Verified badge. Compare at least three quotes, check customer reviews, and confirm the installer is certified for your country's grid connection standards before committing.

What does the "Verified" badge mean on PVFirms?

A Verified badge means PVFirms has independently confirmed the company's legal registration, physical address, and active business status in their listed country. We do not accept payment for Verified status — it is awarded solely based on our editorial review criteria.

How does the PVFirms verification process work?

Every company that applies for verification goes through a three-step review: (1) Identity Match — we confirm the business registration number, VAT/Tax ID and legal name against national company registers; (2) Domain Authority — we verify the company's web presence and contact channels are consistent; (3) Physical Presence — we confirm a real operating address in the listed region. Verified status is reviewed annually.