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  • Design & Engineering
    In-house professional engineering department

    Design & Engineering

    Our in-house engineering gives you experience and significant cost savings

  • Sheet Metal Fabrication
    Custom sheet metal fabrication

    Sheet Metal Fabrication

    We are specialists in sheet metal fabrication and installion for any application

  • Construction
    Leading experts in building


    Our unified approach emphasizes communication to complete your construction project successfully

  • Planned Maintenance
    Providing accurate, reliable, and cost-effective support

    Planned Maintenance

    We have developed a reputation for providing accurate, reliable, and cost-effective support for hundreds of planned maintenance customers.

  • Emergency Service	& Repairs
    Immediate response 24/7

    Emergency Service & Repairs

    Our service organization maintains around-the-clock service for our customers throughout western Washington

  • Special Projects
    Protection of your investment

Welcome to Air Systems Engineering, Inc

Air Systems Engineering, Inc. is the Northwest leader of superior construction, installation and service of building mechanical systems.  Our unparalleled and extensive range of capabilities, technical expertise and industry experience make us the valued partner for facility managers, owners and contractors alike.

As a Comfort Systems USA company, we are strengthened by a nationwide network of mechanical contractors prepared to design/engineer, install, service, or retrofit any commercial, federal or industrial Mechanical HVAC, Refrigeration, Controls, or Building Automation Systems.

We invite you to explore our website to learn more about our innovative mechanical solutions and capabilities.  You will quickly discover why our customers have considered Air Systems Engineering their contractor of choice for over 40 years.