Koehn Logo white orange | Site Utilities

From an experienced team

Site Utilities

Get a dedicated team you can rely on for the hidden but critical parts of your build.

It’s a dirty job, but somebody’s gotta do it.

Sanitary sewers, storm sewers and water lines aren’t the showiest parts of a build, but they’re some of our favorite things to do. There’s something cool about all that infrastructure under your feet.

Our expert crew installs utility systems for commercial and municipal projects. We self-perform for the projects we manage, but we’ll also come on board as a site utilities subcontractor. And since we GC projects ourselves, we know what’s expected.

We Handle Our Own Schedule

We hate project delays as much as you do, which is one of the many reasons we don’t let subcontractors dictate scheduling.

Great Quality, Every Time

We keep the big picture in mind on every earthwork or prep project we tackle.

Eliminating Unnecessary Expenses

One of the main reasons we self-perform is to save you money in the long run.

Featured Project


7500 sq.ft.


Pre-Engineered Metal Building


New Construction

Nationwide Trailer

Koehn Nationwide Trailers 01 | Site Utilities

Construction Type: Implementation Partners, Kaw Valley Engineering, BNB Design, MKEC, PKMR

10 Acre site with roughly 4.5 Acres of paved retail trailer display, 7500 SF Sales/Parts/Repair building. Underground stormwater detention system. 13’ deep sanitary sewer. Design/Build Construction Approach. Pre-Engineered Metal Building Construction Type. Implementation Partners, Kaw Valley Engineering, BNB Design, MKEC, PKMR.

Integrity, product knowledge, tell me that they’ll follow through; if they can’t make a meeting, they’ll at least offer good communication. Koehn had them all.
Joe Caughlin
Farm Manager - River Roads Farm

Other Projects


18500 sq. ft.

Implementation: In collaboration with Architect One, Topeka, Kan.

Construction Type: Hybrid: Conventional construction and pre-engineered metal building


9100 sq. ft.

Implementation: Renovation of existing structure; new construction

Construction Type: Pre-engineered metal building


9100 sq. ft.

Implementation: New Construction

Construction Type: Pre-engineered metal building