A Legacy Built on Trust and Reliability

Honesty

Integrity

Quality

Innovation

Are you looking for a trusted company with a focus on building performance? Here at Legacy, we are committed to long term partnerships with our clients. As a service-first organization, we provide you with customized building solutions designed to improve your building efficiency and increase system reliability, while reducing operating costs.

Get Expert Solutions

Certifications & Affiliations

Certifications & Affiliations

How We Create an Impact

Industry Experts

We provide expert HVAC and energy services for a variety of industries.. Our Local 39 field team is equipped with a multi-trade skill set, not limited to a single capability. This ability to tackle complex technical problems on the fly provides our customers with quicker solutions to their challenges.

Highly Recognized

Our track record in delivering successful energy projects to our customers has earned us awards from the largest utility in Northern California. We are also a proud recipient of the National HVAC Contractor of the Year Award by Contracting Business magazine.

24/7 Support

Our support team is available any time of day to provide emergency services whenever you need them. Contact our emergency hotline at 925-820-6938 for a fast and immediate response.

Discover Our Legacy

Take full advantage of our cost-effective solutions for your building’s performance. We provide facility assessment, construction management, energy analysis, and other maintenance services to ensure that your systems are fully functional and efficient. At Legacy, we establish trust with our clients and provide reliable solutions to bring comfort and safety to your occupants without doubling your operational costs.

HVAC Equipment Services

Optimize the performance of your HVAC systems through regular inspection, cleaning, and calibration. Extend the life of your equipment and avoid system failures and additional costs with our top-of-the-line maintenance services.

HVAC Construction

Retrofit your existing business with a reliable and efficient HVAC system guaranteed to provide comfort and productivity to your occupants. We design, build, and deliver successful projects tailored to your needs.

Energy Services

Upgrade to sustainable and economical solutions for your building infrastructure. We’ll help you find ways to save money and energy to refine and redefine your businesses.

Industries We Serve

We provide innovative solutions designed specifically to the diverse needs of the commercial and industrial market.

Office buildings

Corporate Headquarters

Telecom & High Tech

Medical

Wineries & Specialty Food

Data centers

Showcasing Our Work

Our Customer Experience

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Kevin martin, Customer

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Client Testimonials

If I can give a 10 I would, great communication and follow up. We have not had any bad experiences w/Legacy. The system is old, but the techs keep me well informed w/system and the techs will let me know what can be expected.

Leo Benavente
Position, Company name

Some properties have older systems that will have more issues, but James Moore always comes through if needed. Really responsive and is always available when something comes up. James is over the top and is excellent, very knowledgeable of all systems, and can fix issues. Great communication and follow up.

Alain Pereur
Position, Company name

Legacy has done great work when scheduling service it's straight forward and the staff has been awesome.

Scott Lessard
Position, Company name

We had a successful heat pump replacement at 530 Water St over the weekend, and it was all thanks to the Legacy Mechanical crew who worked relentlessly to get the job done....I want to recognize each member of the team who contributed to the job including. The job presented unique challenges that even the well-seasoned crew had not dealt with before. But they didn’t back down.

Dave Kolda
Position, Company name

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News and Updates

Do you want to stay in the loop? Browse through our extensive selection of news, articles, and guides to help you stay informed about the latest happenings in the HVAC industry.

How to Improve air
conditioning efficiency

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How to Improve air
conditioning efficiency

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How to Improve air
conditioning efficiency

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