NewTurboCAD 2026.1— the mid-year release is here.See what’s new
    Sign in
    Contact

    Talk to us

    IMSI is located just north of San Francisco, CA, in beautiful Marin County, a worldwide center of CAD excellence.

    Sales

    Pricing, licensing, enterprise, volume and reseller enquiries.

    1.800.833.8082sales@imsidesign.comEnterprise enquiry form →

    Customer service

    Registration, downloads, shipping and existing orders.

    1.415.483.8000customersupport@imsidesign.com

    Technical support

    Installation, activation and how-to questions.

    support@imsidesign.com

    Media & PR

    Press materials, product information and evaluation software.

    pr@imsidesign.com

    Address

    IMSI Design, LLC
    384 Bel Marin Keys Blvd. #150
    Novato, CA 94949
    USA

    Hours

    Monday to Friday, 8:00 AM to 4:30 PM CST

    Send us a message

    Write to the right team

    We reply by email, usually within one business day. Privacy policy.

    Looking for help with a product? The support pages cover activation, downloads and system requirements, and answer most questions faster than email can.

    Founded in 1983, IMSI Design is a leader in feature-rich, yet affordable, general-purpose CAD (Computer Aided Design) and home design desktop software.