Company Formed

Dave Ter Horst, Bob Lamson, and Mark Fisk form Ter Horst, Lamson & Fisk, Inc. on June 1, 1991.

Completed 1,000th project

Notable clients include Indianapolis Motor Speedway, Eli Lilly and Company, Indiana State Fair Commission, and St. Vincent.



TLF moves offices

With the list of clients and markets growing, TLF expands and moves from Crawfordsville Road location to 8675 Purdue Road.

Fort Wayne Office Opens

Branch office opens to support growth in northern Indiana, northwest Ohio, and southern Michigan.

TLF Celebrates 30 Year Milestone

2021 brings changes to the TLF leadership team as new generation of experienced engineers join the company founders.  Ramey Durbin, Kris Grant, and Mark Teeter.