About us

RASSAC is dedicated to the Service, Installation, Preventative Maintenance, Tenant Improvement and operations of mechanical systems for a broad range of sites from Residential, Malls, Retail Stores, Major Chain Stores, Office Buildings and Health Care facilities.

Established in 1990, Rassac is a continuation of a family business started in 1927, three generations now, with workforces located in Southern, Central and Northern California.

We are specialists in year-round climate control. Whether you want interior cooling, heating or a specially controlled temperature-humidity environment Rassac can and does provide the very best. We’re a team of dedicated craftsmen with over 50 total years of experience, ready to put all our skills to work to serve.

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  • (818) 957-2970

Business Hours

Mon:8:00 AM – 5:00 PM
Tue:8:00 AM – 5:00 PM
Wed:8:00 AM – 5:00 PM
Thu:8:00 AM – 5:00 PM
Fri:8:00 AM – 5:00 PM
Sat:8:00 AM – 5:00 PM
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