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.

New Commercial Construction Solar in California

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.

Jason Mrozek, Executive Vice President

Jason brings over 20 years of experience delivering diverse & large-scale projects in the construction industry to Cal Solar, where he is responsible for overseeing all facets of the fully integrated business. Jason plays a pivotal role in collaborating with stakeholders, streamlining business operations, and providing innovative solutions to unite efforts and scale the business while delivering successful outcomes for our clients and the company.

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 design engineers. Under Will’s oversight, Cal Solar Inc. has overseen over 600 engineered plansets and garnered approval from over 100 AHJs in California.

Ruth Brewer-Stanard, Controller

Ruth has over 30 years of accounting experience, with more than 20 years in the construction industry. She specializes in financial analysis, account reconciliation, and construction accounting, bringing a strong background in optimizing financial operations. Ruth works closely with the leadership team to improve business processes, enhance financial reporting, and support Cal Solar Inc.’s growth and operational efficiency.

Kris Wallin, Director of Sales & Marketing

Kris leads the Strategic Sales and Marketing efforts with over 12 years of diverse experience in renewable energy. He excels as a Culture Architect, driving successful business and program development in PV, ESS, EAAS, and Grid Services markets. Kris has managed community engagement with industry stakeholders like The Department of Energy, CEC, DWP, SCE, Environment California, and Grid Alternatives.

Flint Liu, Director of Estimating & Interconnections

Flint has been working in the renewable energy construction industry since 2015, leading a team of estimators and interconnection specialists. Under Flint’s direction, not only has project estimating consistently aligned with actual project budgets, but his expertise in solar design has also played a pivotal role in creating cost effective renewable systems. Additionally, Flint’s in-depth understanding of various utility companies and their rate schedules ensures the most optimal Return on Investment (ROI) while simultaneously expediting utility Permission to Operate (PTO) for swift project completions.

Andrew Hunt, SVP, Sales & Development

Andrew leads the Commercial Team bringing over 15 years of experience in the renewable energy sector. He has originated and developed over 200MW of operational solar PV assets across the continent in the commercial and utility-scale segments. He began his energy career as a policy analyst with the California Public Utilities Commission and Southern California Edison, from there he developed solar projects at Solar Reserve and NRG Energy, and most recently led rooftop community solar project development for Solar Landscape. He holds a BS in Computer Engineering from Cal Poly San Luis Obispo and an MBA from the UCLA Anderson School of Management.


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