About Eco Performance Builders (EPB)

Eco Performance Builders (EPB) is a Home Performance and electrification retrofit company dedicated to transforming homes into energy-efficient, all-electric, comfortable, and healthier living spaces.

Our mission is to enhance the quality of homes by addressing energy efficiency and improving overall indoor conditions.

We boast a dedicated team of exceptional individuals, all working towards a common goal—making homes great! Our team of experts handles all performance work in-house, ensuring quality and consistency in every project.

Our services include HVAC design, installation and commissioning, as well as air sealing, insulation, vapor barrier systems, and water heating solutions.

We are a state-licensed General, HVAC, and Insulation contracting company, fully equipped to meet all your home performance needs.

Keith O'Hara

President, CEO

Keith brings a deep commitment to creating comfortable, healthy, and sustainable homes for our clients and the planet. As a licensed General, HVAC, and Insulation contractor, Keith leads a dedicated team of 23 professionals who have successfully completed over 1,500 home performance and electrification retrofit projects.

Beyond his role at our company, Keith also co-organizes the Dry Climate Forum conference and serves on the board of directors for the Building Performance Institute. He’s a regular speaker at the Home Performance Coalition conference, where he shares his expertise in high-performance HVAC installations and business strategies.

Additionally, Keith contributes to his community as a volunteer on the Contra Costa County Search and Rescue Team. He’s grateful to be able to do what he loves and to help build great careers for his team.

Kyle Bosworth

Senior Building Scientist

Kyle received a BS in Environmental Science at University of Hawai’i at Manoa. After graduating, he volunteered for the U.S. Peace Corps and served 2 years in the Philippines where he worked on infrastructure, ecological conservation and community development projects. After he returned to the US, he completed an intensive certification course on Building Science and Residential Energy at Laney College, followed by another certification program to become Building Performance Institute (BPI) certified as a building analyst. Afterward, BPI hired him to teach the training courses for the following semester. His responsibilities at EPB include: home assessments, strategizing with homeowners, project pricing and scope-of-work development, HVAC engineering and design, company development, and employee management.

Jorge Medina

Field Operations

Jorge oversees all field operations as the production manager, working closely with crew leads to ensure that designs are executed flawlessly and that all work meets or exceeds our high standards. As our training lead, he’s also dedicated to the professional growth of our team, ensuring they are continually advancing in their careers and that they’re fully-trained on the products and services we offer.

Tami Kerr

Client Services

Tami is the first point of contact here as our Client Services representative.

A graduate of San Francisco State University with a BA in Theatre Arts and a teaching credential, Tami returned to SFSU later in life to earn her MA in Humanities. She joined our team after 15 years teaching high school English, public speaking, and drama—as well as producing and directing many school plays and musicals. When not talking with our clients, Tami is most likely reading, studying Italian, or planning her next trip to Italy.

Cindy James

Accounting

Cindy brings 30 years of experience in accounting and office management to the team. She is a graduate of Heald Business in Accounting. She’s worked in diverse industries such as seafood, swimming pool construction, land development/construction, daycare, caregiving, medical billing and even the skateboard industry. She handles all accounting functions, including payroll, at Eco Performance Builders.

Cindy loves to cook, go wine tasting, and host parties for family and friends.

Denise Vera

Project Management

Denise Vera is our Project Management Specialist. She schedules projects and helps obtain rebates for our homeowners.

She graduated from Yakima Valley College with a BS in Business Management. While she’s relatively new to the HVAC & construction industry, she’s excited to be part of a team that makes homes energy efficient, comfortable and healthier for homeowners.

Abby Jensen

Project Design & Management

Abby Jensen performs testing, system design, and early project management to get each of our projects ready for the mechanical and installation teams.

She’s a Bay Area native and graduated from Montana State University with a degree in Environmental Design in 2018. After working in architecture for several years, she joined EPB, where she says the philosophy of sustainability and cutting-edge building science was a refreshing change.

Outside of work, Abby can be found volunteering with her church and taking her dog to the beach. She loves to dye her own hair, alter her own clothes, and cook with her roommate.