About Us

Your Design-Build Contractor to Self-Perform All Your Renewable Energy Needs.

Cal Solar Inc. proudly delivers reliable, full service renewable energy solutions for new construction, existing buildings, and retrofit projects throughout California. Our experienced in-house team of designers, engineers, and installers is equipped to deliver renewable energy solutions for multifamily, commercial/industrial, and public works projects of any size.

To date, we have successfully completed 500+ large-scale renewable energy projects, 200+ prevailing wage projects, and worked within 13 electric utility territories throughout the state.

Our deep experience in one of the leading global solar markets and our established partnerships with developers, contractors, and end-users make us the go-to resource for end-to-end renewable energy solutions.

Cal Solar Inc. Leadership

Sean Neman, CEO

Sean has been an entrepreneur and CEO in the renewables and energy efficiency construction space since 2008. Since founding Cal Solar Inc, Sean has executed $150MM in such projects and has led the company through continuous exponential growth while maintaining a commitment to safety and quality.

Andrew Goldstone, Head of Sales

Andrew has commercialized over 400 MW of renewable energy and energy storage projects. He started his career as an energy manager in big pharma and moved on to utility-scale wind, solar, and behind-the-meter energy storage. He has held leadership positions on energy giants such as Engie and EDF and currently leads all customer-facing activity.

Flint Liu, Director of Estimating & Interconnections

Flint has been working in the renewable energy construction industry since 2015. He oversees a team of estimators and interconnection specialists. Under Flint’s direction, project estimating has always met actual project budgets and results in rare cases of change order. Furthermore, Flint’s understanding of various utility companies and their utility rate schedules ensures the selection of the highest ROI, but also fastest Permission to Operate (PTO) completions.

Will Chen, P.E. Director of Engineering

Will is a licensed Professional Engineer in the State of California and has been in the renewable energy construction space since 2009. Will oversees a team of 10 in-house project engineers. Under Will’s oversight, Cal Solar Inc. has overseen over 600 engineered plansets and garnered approval from over 100 AHJs in California.

Matt Traficonte, Director of Construction

Matt is a licensed General(B), Electrical(C-10), & Solar(C-46) contractor in the State of California. He oversees all of Cal Solar Inc.’s construction efforts and has been responsible for the construction of over 750 renewable energy projects throughout California since 2010.


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