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Grown in Kansas from humble roots, Trettel Design is a talented and well equipped team of designers, fabricators, and problem solvers. Founded by Scott Trettel, a University of Kansas School of Architecture graduate, the company began in a rural Kansas barn with limited tools and a passion for craftsmanship and design excellence.


Today, Trettel Design is a full-service design and construction firm. A single source for design, fabrication, and construction services. The firm's portfolio includes energy efficient modern housing, sophisticated furniture and fixtures, specialty retail displays, historic preservation, commercial design and construction and any everything in between.


Trettel Design's talented team continues to transform constraint into opportunities through the perpetual pursuit of design driven innovation.

Design and engineering

Structural and architectural metals

Retail and commercial displays

Museum displays

Prototype development

Architectural staircases and handrails

Custom windows and doors

Furniture and fixture fabrication


Commercial design and renovation

Residential design and new construction

Responsible material sourcing

Historic Tax Credit Management

Contract and cost management

Owner's representative services

Material reclamation

Close-up of staircase that occupies the center modern home.  Trettel Design fabricated it using laser cut steel stringers, a welded handrail, tempered glass panels, and thick milled yellow pine treads with semi-open risers.  It compliments the other elements and materials we specified for the house and reinforces the homes theme of beautiful simplicity with high functionality.

d e s i g n

Hidden down a long winding drive and nestled into a rural hillside, this modern home was designed and built to give its inhabitants a strong connection to the outdoors.  A beautiful sunny day on the jobsite of a new custom modern home. Trettel Design Build employee is nailing the bottom plate of a 2x6 wall just lifted into place by wall jacks with a nail gun.

b u i l d 

Trettel Design Build employee is lit up by the glow of MIG welding custom furniture steel frame wearing protective helmet and gear in their fabrication shop

f a b r i c a t e  

b u i l d 

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