News

Larry Den Herder accepts Contractor of the Year Award on behalf of Interstates Companies

Resources

Control system & electrical system updates enable increased production

Experience

This design-build project included electrical engineering, instrumentation, and controls.

Our Work

Learn more about what we do. View our Experience Portfolio.

Newsletters

Relationships vital to 60-year Interstates Companies' history. Find out more in the Fall 2013 newsletter.

About Us

Focused on delivering quality services to our clients.

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Be notified of career opportunities as they become available.