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

911 Attic Remodeling

A 100% Guarantee Heating & AC

A Plus General Contractors, Inc.

A-1 Guaranteed Heating & Air Conditioning Inc

A-1 Heating and Cooling, Inc.

A-Team Construction Inc.

Aarvaks Heating and Air Conditioning

ABC Plumbing Inc.

ABC Plumbing, Inc.

Absolute Air

Absolute Air Solutions

Accurate Heating and Air Conditioning

Advanced Home Energy

Advanced Lower Home Energy

Advanced Plumbing Heating And Air

Advanced Quality Plumbing, Inc.

Advanced Repipe Specialist

Affordable Water Heaters & Plumbing

Air & Plumbing Systems

Air Care Heating and Cooling, Inc.

Air Flow Pros

Air Quality Heating and Air Conditioning Inc

Air Tech HVAC Inc.

AIS Heating And Air Conditioning

Alamo Heating & Cooling Inc.

Albert Nahman Plumbing and Heating

All Bay Insulation and HVAC

All Heating and Air Conditioning

All Things Good

All Weather Heating & Air Conditioning Inc.

All-Electric California

Allied Aire Service Inc

Alligator Plumbing Inc.

Alternative Heating and Air Conditioning Solutions Inc.

Ambient Heating And Air

Anchor Heating & Cooling, Inc.

Anderson Construction

Andre's Air Inc.

Apperson Energy Management

Applied Building Science

Aranda Air Inc.

Arch Plumbing

Archon Energy Solutions

Ariston Heating and Cooling

Artisan Air Heating and Cooling Inc.

Atlas Heating and Air Conditioning

Attic Bright & HVAC Services

Attic Bros

Attic Experts, Inc.

Attic Professional Inc.

Attic Pros

AtticElite Insulation Solutions

Aulday Plumbing

Austin's Heating and Air Conditioning Inc.

Awesome Plumbing,Inc.

Bailey Plumbing Inc.

Bailey's Heating and Air, Inc.

Balcom Air

Barnett Plumbing and Water Heaters

Basaltic, Inc.

Bay Valley Insulation Inc

Bay Water Plumbing Inc.

Bayshore Plumbers

Bear Mechanical

Befitting, Inc.

Bell Products Inc

Bellows Plumbing, Heating & Air

Bennett General Contractors & Bennett Plumbing

Better Water Heaters, Inc.

Better Water Heaters, Inc.

Blu Energy Pro

Blue Rock Home, Inc.

Bosch Construction, Inc.

Bragg Plumbing and Heating

Building Efficiency, Inc.

C M Mechanical

Cabrillo Plumbing & Heating

Caccia Plumbing Inc.

CalRATERS Energy Experts

Certified Solar, Heating and Air Conditioning

Cherry Hill Plumbing and Heating

CLAP Plumbing, Heating and Cooling

Clean Air HVAC

Coastside Technical Services

Cobalt Construction Company

Comfort Eco A/C Inc .

Comfort Energy Inc.

Comfy Heating & Air Conditioning Inc

Commando Plumbing

Connolly Heating and Air Conditioning

Consolid Inc.

Contra Costa Heating And Air Conditioning

Cozy Home Services

Dan B. Underhill Co.

Deluxe Air

Dependable Heating and Air Conditioning

DG Heating and Air Conditioning

Discount Plumbing Rooter, Inc.

Divine Electric and Plumbing

DMG Enterprises

DMP East Bay Inspections

Dooley's Heating & Air

Eagle Air

Eco Attic Systems

Eco Performance Builders Inc

Eco Pro

EJ Plumbing

Electrify My Home


Element Home Solutions Inc.

Elevated Comfort Inc.

Elite Energy Efficiency



Energy Conservation Options

Energy Mate LLC

Enso Squared Building Solutions

Environmental Heating and Air Solutions

Essential Elements Group

Euro Climate Inc.

Fairview Heating & Air Conditioning, Inc.

Fast Water Heater Company

Ferguson Plumbing Inc dba Mr Rooter Plumbing

Finest Heating & Air Inc.

First Class Water Heaters Inc.

Flanders Heat and Air Systems Inc.

Flow Masters Plumbing Inc

Focal Point Builders

Fuse HVAC, Refrigeration & Plumbing

Galaxy HVAC and Appliance Repair

Gene Burch Plumbing Heating & Air

General Air Technology Inc.

Gentec Services, Inc.

GG Heating & Air Conditioning

GLD Green Energy

Golden Bear Heating and Air

Got Watts Electric, Solar, & HVAC

Green Eagle Plumbing

Green Energy Associates LLC

Green Hammer Design

Greenshield Insulation

Gregory Loughran Construction Inc.

Greiner Heating and Air, Inc.

HabEnergy Systems

Haddon Heating & Cooling

Halcyon Home Inspection

Harris Water Heaters, Inc.

Hassler Heating and Air Conditioning, Inc.

Heat Wave Systems

Heating, Cooling & Appliance Technique Inc.

Henry Mechanical

Hulbert Heating & Air Conditioning Inc

Hussey Bros., Inc.

Hypersafe Residential & Commercial Property Inspection

Indoor Air Technologies

Insulation Gurus

James & James Plumbing

JCS Mechanical

JJ Heating and Air Conditioning Co

JK General Construction Inc.

JM Construction

JMC Building Inspections

John Owens Services Inc

JW Hanson Heating and Air

KC Home Services


Kelly Plumbing & Heating Inc

Kevel Home Performance

Larratt Brothers Plumbing, Inc.

Legacy Home Inspection

Local Plumbing

Lunt Heating And Air Conditioning, Inc.

Lutz Plumbing, Inc.

Mac Heating and Cooling Inc.

Mason BPP, Inc.

Maverick Water Heaters

McHale's Environmental Insulation Inc

Milano Mechanical Inc.

Miller's Air Conditioning and Heating Inc.

Moore Mechanical Inc.

NorCal Water Heaters

Olexo Construction

One Touch Property Maintenance

Ongaro And Sons, Inc.

Onyx Insulation

Orion Energy Audits

Pacific Air USA

Pacific Coast Home Services

Pelle Heating and Air Conditioning

People's Plumbing Inc.

Perrilliat Enterprises

Peter Levi Plumbing, Heating, Cooling and Drains

Pipe Cam, Inc.


Plumbing Care, Inc.

Pradeep Kumar Handyman Services

Precise Climate Solutions

Premier Mechanical

Providence Water Heaters Inc.

Quality Conservation Services

Qualtech Heating & Cooling

Raven Heating And Air Conditioning

Red Mountain Heating and Air, Inc.

Reliable Air Mechanical Inc.

Renner Heating & Air Conditioning Inc.

Rescue Air Service Inc.

Residential Heating and Air Conditioning, Inc.

Reyes Heating and Air

Rick's Energy Solutions

Right Now Air and Solar

Rite Rooter

Rite Rooter Plumbing

Roman's Plumbing, Inc.

Royal Floors

RoyalTech Plumbing

RSP Group Inc

Same Day Air Conditioning and Heating

Sandium Inc.

Schmitt Heating Co, Inc.

Schmitt Heating Company Inc.

Shoreway Plumbing

Simpson Sheet Metal Inc.

Smart Heating And Air Conditioning, Inc.

Starburst Construction Inc

Stewart Heating and Air, Inc.

Sun Light and Power

SunWork Renewable Energy Projects

Super Brothers Plumbing Heating & Air

SuperGreen Attic Insulation

Superior Mechanical Services, Inc.

Supreme Air Systems

Supreme Comfort HVAC, Inc.

SVS Home Comfort

Synergy Companies

TechPro Builders Inc.

The Energuy Inc

Thomas DiCandia

Torres HVAC Services

Tri County Insulation

Tyndall HVAC

Ultimate Home Performance

United Plumbing

Universal Insulation, Inc.

Up 2 Code Plumbing

Upgrade Home Services

Valley Heating, Cooling and Electrical

Valley Master Insulation Corp

Valley Mechanical Corp.

Villquin Air Services LLC

Vision Energy Audits

Vortex Insulation

Walker Property Evaluation Services

Water Heaters Only, Inc.

West Coast Contracting A-Z

West Coast Mechanical

Zapata's Heating and Air LLC