History

TLF is a forty person engineering firm specializing in Structural Engineering, Civil Engineering, Site Development, Project Management, Landscape Architecture, Industrial Facility Design and Engineering Investigations.

TLF, formerly known as Ter Horst, Lamson and Fisk, Inc., provides professional services to Owners, Contractors and other Design Professionals and has established a reputation for high quality and innovative engineering. Founded in 1991, our firm remains committed to providing excellent client service and establishing long term relationships with our clients.

TLF By The Year

1991
1991

Company Formed

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

1997
1997

Completed 1,000th project

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

2002
2002

TLF moves offices

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

2008
2008

Completed over 5,000 projects

2009
2009

Ter Horst, Lamson & Fisk becomes TLF

Shorter name, same expert service.

2010
2010

TLF Moves to Current Office Location

Growing again – relocated to our current location at 3901 West 86th Street

2013
2013

Fort Wayne Office Opens

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

2016
2016

Completed 10,000 projects

2021
2021

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.