The Team at Commercial Solar Guy

Jason Kline

Jason “The Land Man” Kline

Solar Energy Project Owner & Land Developer


Jason has 25+ years in the real estate, and energy sectors including experience working in oil, gas, mining, and solar energy. He specializes in strategically identifying land for solar development with a focus on utility-scale and community distributed generation.  Jason maximizes solar development on unutilized land including brownfields and other undevelopable land. He is involved in all stages of project development including land discovery and lease negotiations, electric utility grid capacity determination, community engagement with local constituents and jurisdictional leaders on zoning and other land development matters, project feasibility analysis, and investor financing.

Richelle Dominique

Richelle Dominique

Project and Business Operations Manager


As Project and Business Manager at Commercial Solar Guy, LLC, Richelle manages the development of commercial and utility-scale solar energy projects including project development, management, client servicing, sales, marketing, and financial business operations.  She brings nearly 20 years’ experience working for investment management, real estate development and financial service companies.

Benjie Borra

Benjie Borra; Civil Engineer

Senior PV Design Engineer
CSG Developers LLC Partner


As CSG’s Senior PV Design Engineer, Benjie oversees system design of rooftop and ground mount commercial and utility-scale solar energy systems for landowners and companies throughout the U.S. He has 20 years design, civil engineering, land, and project management experience working for major EPCs in the U.S. and Philippines. Benjie is specifically experienced with zoning regulation interpretation and adept at value engineering to maximize system size, efficiency, and return on investment. He is a licensed Construction Supervisor (aka GENERAL CONTRACTOR) in Massachusetts and Rhode Island with OSHA certification and develops operational procedures and quality and safety standards for every project along with technical direction and support to installation teams throughout project development.

Mark Eckert

Mark Eckert; Electrical P.E in Pennsylvania & New York

CSG Consultant/Solar PV System Design Engineer
Sunstone Engineering, LLC, owner


Mark is a Licensed PE with a background in mechanical, electrical, and civil engineering.  Throughout his career, he has design engineered and permitted systems for wastewater, nuclear, and solar energy. Mark designs CSG’s electrical one-line solar PV system diagrams, site plans, and other engineering documents required of the connecting electrical utility.  He is licensed in the states of Pennsylvania, New York, Maryland, Ohio, and West Virginia, and has an engineering degree with a concentration in Renewable Energy from Penn State University.

John Fitzgerald Weaver

John Fitzgerald Weaver

General Manager


John, known online as “The Commercial Solar Guy,” has greater than a decade of experience on the roof, selling, and developing solar power projects. Weekday mornings he’s a Technical Writer for pv magazine USA where he reports on solar industry data, trends, legislation, equipment and manufacturers, projects, finance, etc. At CSG Developers LLC he supports the team in getting the resources they need to execute their jobs, while focusing on commercial rooftop solar power systems in Massachusetts and Rhode Island.



Head of Business Development, Dutch Renewable Energy Company Project Consultant to Gutami Holding B.V./ CSG Developers


As CSG’s utility-scale and community solar project development manager, Shelim works closely with CSG’s development team to oversee U.S. projects from feasibility to final offtaker.  Shelim has spent several years working in the financial and renewable energy industries including experience developing strategic alliances and influential partnerships for the development of sustainable energy projects in developing and emerging markets throughout the world. He has developed strong external relationships with key stakeholders throughout the supply and development chain including equity partners, senior debt providers and export credit agencies.  His expertise lies in developing viable renewable energy opportunities in the areas of new market and strategic business development, team management, PR, policy reform, marketing, contract negotiation, financial analysis, legal and technical oversight, and developing best business practices.  His experience spans various renewable energy technologies including hydrogen, solar, wind, hydro, geothermal and biomass.