A-1 Guaranteed Heating & Air

Public rating not yet verifiedEl Cerrito, CAContra Costa County

+Family Owned✓NATE Certified✓BBB Accredited+Financing Available

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ABOUT THE COMPANY

Company overview

Family-run Bay Area contractor serving El Cerrito homeowners with heating, cooling, furnaces, heat pumps, ductless systems, home-electrification planning, repair, installation, maintenance, replacement, financing, and emergency service.

Record checked 2026-09-08. Business details should be confirmed directly with the company before hiring.

SERVICES OFFERED

HVAC services in El Cerrito and Contra Costa County

Public information reviewed by HVACentric indicates that A-1 Guaranteed Heating & Air provides the services listed below. Homeowners should contact the company to confirm current availability, service boundaries, and appointment details.

✓ Residential HVAC✓ Air Conditioning Repair✓ Air Conditioning Installation✓ Heating Repair✓ Furnace Repair✓ Heat Pumps✓ Mini Splits✓ Water Heaters✓ Indoor Air Quality✓ Maintenance Plans✓ New Installations✓ System Replacements✓ Emergency HVAC Service

LOCAL SERVICE AREA

Serving El Cerrito, California and Contra Costa County

A-1 Guaranteed Heating & Air is listed as an HVAC contractor in El Cerrito, CA. The company operates as a service-area business and does not publish a street address on this profile. Confirm your address directly with the company before scheduling service.

Compare HVAC contractors in El Cerrito, CA →

HOMEOWNER RESOURCES

Plan your HVAC service with better information

Use these independent HVACentric guides to understand the service, compare proposals, and prepare questions before hiring.

Air Conditioning RepairRead the homeowner guide →Air Conditioning InstallationRead the homeowner guide →Heating RepairRead the homeowner guide →Furnace RepairRead the homeowner guide →

MORE LOCAL OPTIONS

Other HVAC contractors serving the area

Compare additional researched contractor profiles near El Cerrito before making a hiring decision.

Connolly Heating and Air ConditioningConcord, CA · Contra Costa County Mercury Heating & AirConcord, CA · Contra Costa County OTTER HVACWalnut Creek, CA · Contra Costa County

PROJECT GALLERY

Recent work

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CUSTOMER REVIEWS

Ratings and homeowner reviews

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