Rebekah Hren

Senior Consultant

Rebekah Hren is a master electrician and NABCEP-certified PV Installation Professional. She has twenty years of experience working in the solar PV and energy storage industries. Since 2007 she’s enjoyed teaching system design and inspection classes to thousands of students and code officials, both online and in-person. From 2019 to 2022 Rebekah worked as a senior hardware engineer for an experimental product development team at Airbnb. Prior to that, she was a system designer and consultant for solar developers and EPCs. Her primary goal is to ensure that the design and construction of every product and project she is involved with surpasses code requirements.

Rebekah has been a principal voting member of NEC® Code-Making Panel 4 since the 2020 cycle and a Task Group Chair during the 2023 and 2026 cycles. She is a technical committee member of UL3741 and participates in several other SEIA, ACP, and UL Standard working groups. In 2023 she was awarded the American Solar Energy Society Claudia Hansen Wentworth Award for Code Development, Innovation, and Training. 

Brian Mehalic

Senior Consultant

Brian Mehalic has over 22 years of experience designing, installing, inspecting, and servicing all types and sizes of PV and energy storage systems, and he has delivered training to thousands of students ranging from engineers and technicians to manufacturers and building officials. 

Brian began his career at EV Solar Products, Inc., becoming lead technician and designing on- and off-grid PV and solar thermal systems; he worked as Project Engineer developing large-scale PV systems for O2 Energies; spent many years as a curriculum developer and instructor for Solar Energy International; and he co-founded SEI Professional Services (bought by Bowman Consulting Group in 2022), which focused on utility-scale engineering and field services. 

He has been a member of NEC® Code-Making Panel 4 since the 2020 cycle; is a member of several SEIA Standard Technical Committees; and participates on the NABCEP PVIP JTA and ESIP exam committees.

Jason Fisher

Senior Consultant

Jason Fisher has had a broad career in the renewable energy industry since 1994. His deep understanding of technology, construction, and regulations was gained from a wide variety of hands-on applications, ranging from off-grid homes to multi-megawatt power plants. In 1996, he founded an electrical design and construction company focused on renewables, installing many of the first PV systems connected to the grid in the D.C. area, including at the Pentagon and the White House.

In 2006 he began working with the largest PV manufacturers at the time, including BP Solar and SunPower, and later spent several years at Tesla and then Enphase. In those roles, he led technical training, technical sales, and certification engineering positions.

For the past 10 years, Jason has focused on the development and application of electrical codes and product standards. He serves as a principal voting member on NEC® Code-Making Panel 4 and as an alternate voting member on Code-Making Panel 13, and also serves on multiple UL technical committees related to renewable energy and energy storage.

Jason holds a master electrician license in Virginia and was an inaugural NABCEP™ Certified PV Installation Professional recipient in 2003. He has worked nationally and internationally and has authored technical articles and books on the practical application of renewable energy in the built environment.

Alex Jahp

Senior Consultant

Alex Jahp joined the solar industry in 2015 out of a passion for the environment, climate change, and sustainable development. He has since worn many hats – and hard hats – with roles in construction, design, and project management on projects from watts to megawatts throughout the US, Peru, and Guatemala.  

His work has taught him the important role that codes, standards, and training play in building a safe, reliable, and scalable industry. Since 2017 he has been working as an instructor and developing curriculum on construction, design, codes, standards, and O&M. He is also an instructor for Solar Energy International as well as a participant in the NABCEP JTA committee for the PV Associate credential and a member of several SEIA Standard Technical Committees.

He is fluent in Spanish, a NABCEP PV Installation Professional, a PMI Project Management Professional, a 2022 Clean Energy Leadership Institute (CELI) fellow, and a board member at Twende Solar.