Our Qualifications

Experience you can trust


North American Board of Certified Energy Practitioners

NABCEP is the national certification organization for professional installers in the field of renewable energy.


Contractor’s License

Helio Energy Solutions holds a California C46 Solar and C10 Electrical State Contractor’s License, #921296.



sepa-151x76 Solar Electric Power Association

SEPA is comprised of over 560 utilities and solar industry members. SEPA is the go-to resource for unbiased and actionable solar intelligence.


usgbcUS Green Building Council

Helio Energy Solutions has a LEED AP on staff for projects working towards LEED certification. Helio Energy Solutions provides in-depth solar design and engineering services to ensure your project is delivered on time, on budget, with the highest return on investment (ROI).   Our founder, Mo Rousso, is a pioneer in the renewable energy field who installed his first solar power system in 1975. Helio Energy Solutions qualifications begin with the crews and extend through the entire organization and the management team.  Helio Energy Solutions's management team itself, is comprised of seasoned professionals who have practical experience in construction, energy consulting, system engineering, and systems integration. Please see our executive biographies here.

Integrated Energy Approach

Whether you’re looking for a solar PV system, an energy efficiency plan, or other type of cogeneration power source for your facility - Helio Energy Solutions can help. Our firm brings together deep expertise across the energy value chain to offer what we call "Integrated Energy Services."

Solar Industry Experience

Helio Energy Solutions has been installing solar power for over 12 years.  We have engineered and installed more than 3,600 clean energy systems. We have secured permitting and interconnection permission for systems in almost every jurisdiction in California.

Design Versatility

Our versatile design team has engineered all types of commercial solar electric systems including ground mount, roof top, and tracking technologies.  We design both off-grid and grid-tied systems. We install in standard commercial, complex industrial and rugged agricultural environments.

O&M Experience

Helio Energy Solutions is regularly hired by the owners of systems that we did not build to step-in and maintain their systems.   Our Operations and Maintenance ("O&M") team currently manages over 20MW of solar.   Our optimized energy monitoring and analytics system, PredictEnergy, allows our O&M crews to monitor and respond to emergencies on a 24/7 basis.

Fully Licensed & Accredited

Helio Energy Solutions qualifications to perform the engineering, procurement and construction services described above, would not be complete without detailing our licenses. We are a licensed and bonded contractor in California and Nevada. We have an A+ rating with the Better Business Bureau. Our team is fully accredited with NABCEP, the national certification organization for professional installers in the field of renewable energy.