What We Do

We Design & Build Your Renewable Energy Solutions

Cal Solar Inc. is a market-leading engineering and construction company dedicated to delivering renewable energy solutions for existing buildings and new construction projects throughout California. We leverage our in-house resources to execute all project phases from evaluation through maintenance and operation. Our experienced team of designers, engineers, and installers is equipped to self-perform solar PV, thermal, energy storage, and EV charging solutions of any size.

Our Technologies

Solar PV

Save on electricity costs and prepare for state requirements.

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Solar Hot Water

Reduce gas expenses up to 70% with simple, efficient Solar Thermal solutions.

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Energy Storage & Microgrids

Reduce monthly peak demands and capitalize on the energy you produce.

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EV Charging

Profit and prepare for the future with EV charging solutions.

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In-House Services

Design & Engineering

Engineering and design services for maximum aesthetics and optimal functionality.

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Timely permitting for timely project completion.

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New construction that meets state & local requirements.

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Operations & Maintenance

Ongoing service packages that keep our clients’ systems running smoothly.

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Our Specialties

Design-Build for New Construction

Optimize your new building’s energy operations and obtain solar code compliance.

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Building Retrofit

Maximize building energy savings with renewable energy solutions.

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EPC Contracting

We partner with you, from procurement and production to construction and commissioning.

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Project Financing

We are dedicated to finding the financing option that works best for you.

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