Press Releases

A-1 Guaranteed Heating & Air, Inc. Featured in April’s Issue of Solano Spotlight

Solano, CA – April 2022: A-1 Guaranteed Heating & Air, Inc. was featured in the most recent issue of Solano Spotlight, a local magazine that serves residents of Rancho Solano, …

A-1 Guaranteed Announces Re-Opening for All HVAC Services

Vallejo, CA – June 25, 2021: Lately, A-1 Guaranteed Heating & Air has been busier than ever before, and much of it is due to the COVID-19 pandemic over the …

A-1 Guaranteed Heating & Air, Inc Featured in New Book for Industry Professionals

Vallejo, CA  April 2, 2021 – A-1 Guaranteed Heating & Air, based in Vallejo, makes an appearance in the newly released book Real-World Zero Net Energy Homes for California. Written …

Co-Owner of A-1 Guaranteed Heating & Air Krissy Hiteshew Honored as Daily Republic Woman of Influence

Vallejo, CA  March 31, 2021 – Krissy Hiteshew, co-owner and manager of A-1 Guaranteed Heating & Air in Vallejo, was recently named one of Daily Republic‘s Women of Influence for …

A-1 Guaranteed Heating & Air, Inc Earns Times-Herald Best of 2020 Award

Award reflects A-1’s commitment, value, and dedication to the surrounding community Vallejo, CA  March 26, 2021 – A-1 Guaranteed Heating & Air, Inc has once again been named Solano County’s …

A-1 Guaranteed Heating & Air, Inc Earns 2019 Angie’s List Super Service Award

Award reflects company’s consistently high level of customer service Vallejo, CA  February 10, 2020 – A-1 Guaranteed is proud to announce that it has earned the home service industry’s coveted …

A-1 Guaranteed Wins the Talk Award for Outstanding Customer Service for the 10th Year

September 10, 2019 – Vallejo, CA Recipients are chosen based on online reviews, customer surveys, social networks and other accolades. September 10, 2019 – Vallejo, CA: In any industry, customer …

A-1 Guaranteed Achieves BPI GoldStar Contractor Status

Vallejo, CA, September 6, 2018 A-1 Guaranteed Heating & Air, Inc. is proud to announce that they have achieved BPI GoldStar Contractor status to conduct home energy upgrades. As a …

A-1 Guaranteed Heating & Air Applauded in Vallejo Chamber Publication

Local Magazine Features Owners Krissy and Richard Hiteshew as Community Heroes April 30, 2019 – Vallejo, CA: Stealing the spotlight on page 22 of the recent spring edition of VallejoChamber.com’s …

A-1 Guaranteed Heating & Air Co-Owner Featured in Daily Republic

Krissy Hiteshew Applauded for the Company’s Long-Standing Reputation for Excellence April 30, 2019: Vallejo, CA – Heating and air conditioning company A-1 Guaranteed has long been the go-to experts for …

A-1 Guaranteed in the Daily Republic: Solano County’s News Source

The Family-Run Business Was Featured in the Paper’s Business Spotlight Section Vallejo, CA: A-1 Guaranteed was recently featured in the Business Spotlight section of the Daily Republic, a local newspaper …

A-1 Guaranteed Again Earns Prestigious Diamond Certification

The Leader in Heating and Air Earns the Elite Qualification for the 12th Year in a Row February 13, 2019 – Vallejo, CA: A-1 Guaranteed Heating & Air, Inc. is …

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Why Choose

A-1 Guaranteed?

Family-Owned & Operated

Highly Experienced with Nearly 30 Years in Business

Heat Pump & Home Electrification Experts

Participating Contractor with Rebate & Incentive Programs

Factory Trained Installers & Service Technicians

Drug-Free Environment Maintained & Enforced

All Employees Fully Background Checked 

Voted Best Heating & Cooling Company for 19 Years

Voted Best of the Bay by KRON 4 TV for 5 Years 

Diamond-Certified Company 

Four-Time Angie’s List Super Service Award Winner

Better Business Bureau Honor Roll for 27 Years 

Certified Green Business

North American Technician Excellent (NATE) Certified

Solano County’s Best of 2024
Golden State Rebates
GoGreen Financing
18 Years Diamond Certified
HEEHRA Rebate
Comfortably California
Hero Registered Contractor
TECH Clean California
Kasey’s Klub
SMUD Participating Contractor
2022 Daily Republic Reader’s Choice
2018 Angie’s List Super Service
2024 Nextdoor Neighborhood Favorite
Solano County’s Best of 2018
Energy Upgrade California
BPI GoldStar Contractor
Bay Area Green Business
BBB Accredited Business
EGIA Approved Contractor
KRON 4 Best of the Bay
NATE
Bryant Factory Authorized Dealer
Diamond Certified