Find an Energy Professional

Starting or completing a home-energy project? BayREN’s list of highly trained professionals provides expert energy consultations, services and installations. 

  • Looking for participating contractors? Search for them here. Can’t find your contractors? Refer them and get a $100 gift card (qualifications apply).  
  • Searching for a Home Energy Score (HES) Certified Assessor™? We’ll display a map of qualified individuals who can walk you through your home’s energy use, and provide a score.
Withinmiles of zip code

A Plus General Contractors, Inc.

A-1 Heating and Cooling, Inc.

A-Team Construction Inc.

Absolute Air Solutions

Air & Plumbing Systems

Air Flow Pros

AIS Heating And Air Conditioning

All-Electric California

Alternative Heating and Air Conditioning Solutions Inc.

Attic Bright & HVAC Services

Balcom Air

Bellows Plumbing, Heating & Air

Blue Rock Home, Inc.

Bosch Construction, Inc.

Building Efficiency, Inc.

C M Mechanical

Cabrillo Plumbing & Heating

CLAP Plumbing, Heating and Cooling

Cobalt Construction Company

Comfort Eco A/C Inc .

Comfort Energy Inc.

Consolid Inc.

Contra Costa Heating And Air Conditioning

DG Heating and Air Conditioning

DMG Enterprises


Enso Squared Building Solutions

Essential Elements Group

Freon, Inc.

Fuse HVAC, Refrigeration & Plumbing

GLD Green Energy

Hussey Bros., Inc.

JK General Construction Inc.

JM Construction

Kevel Home Performance

Olexo Construction

Pacific Coast Home Services

Perrilliat Enterprises

Premier Mechanical

Reliable Air Mechanical Inc.

Residential Heating and Air Conditioning, Inc.

Royal Floors

Schmitt Heating Co, Inc.

Starburst Construction Inc

Synergy Companies

Torres HVAC Services

Upgrade Home Services

Valley Heating, Cooling and Electrical

Valley Mechanical Corp.

West Coast Mechanical