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  • Building Services
    Solutions & Services

    Building Services

    ​Our building services pay big dividends in reducing our customer's ongoing operating costs. 

  • Construction Services
    Solutions & Services

    Construction Services

    ​From initial design to completion, we offer our customers full construction expertise.

  • Retrofit & Replacement
    Solutions & Services

    Retrofit & Replacement

    ​Providing start-to-finish solutions for all renovation and retrofit projects.

  • BIM
    Solutions & Services


    Saving our customers time and reducing costs with Building Information Modeling. 

  • San Diego Women’s Detention Facility
    Case Studies

    San Diego Women’s Detention Facility

    The San Diego County Woman’s Detention Facility is a 60 acre campus with 26 buildings designed to house 1,216 prisoners. The facility was built with work performed by CCS to be completely self-sufficient with three boilers producing 2M BTU’s of heated water and three chillers proving 1,200 tons of chilled water running underground through a four pipe system loop. In addition…

Welcome to California Comfort Systems USA, Inc.

California Comfort Systems USA, Inc. (CCS) has become a leader in installation and service for building mechanical systems. Over the years, CCS has expanded, and now provides statewide reach through numerous subsidiary companies that are prepared to build, service or retrofit any mechanical, HVAC or plumbing system.     

No other company offers a wider range of technical expertise and experience.  Our foundation of uncompromising integrity, unequaled service and effective project management makes us the value leader in this market.

We invite you to learn more about us and explore the comprehensive menu of capabilities we offer our customers.  And then engage with us – you will quickly discover why our customers keep coming back to us to create mechanical systems solutions of real quality and value.