Clayco has helped our clients turn their goals into groundbreaking projects for a variety of commercial building types.

Along the way, we’ve completely redesigned the way a construction company brings value to clients. Our integrated, full-services approach enables us to provide real estate services—from financing to leasing—and a truly collaborative design-build process that fast-tracks our clients’ most riskiest, complex and iconic projects.

It’s the intersection of creativity, design and execution with an eye on the practical considerations of timing and budgets. When this is all owned by a single, integrated team that operates without functional silos, the results are projects that fully meet the dreams, desires and expectations of clients.

Get In touch

Tom Sieckhaus

Executive Vice President & Shareholder
Corporate Business Unit Leader

+1 314-592-2221

Ryan McGuire

Executive Vice President & Shareholder,
Corporate Business Unit Leader, Chicago

+1 312-239-1293

Cassidy Turley
Clayton, Missouri
Recognizing value in preserving and protecting the communities it serves, Cassidy Turley chose to build the offices to achieve environmental...
St. Louis, Missouri
Building amenities include state-of-the art offices for approximately 95 attorneys, conference rooms, support areas, a lunchroom and a multi-purpose room. — Clayco...
Roundarch Isobar
Chicago, Illinois
This open office environment allows the team sizes to “ebb and flow” as the project dictates. — Clayco completed tenant improvements of...
The Plaza at Boones Crossing
St. Louis, Missouri
This project includes retail space at street level designed for 11 tenants and office space on the second floor. — Located in...
American Furniture
Multiple Locations
Cottleville, Missouri; Fenton, Missouri and O’Fallon Illinois. Each store is a 126,000-square-foot single-story facility. Founded in 1954, American is headquartered...
Doc’s Harley Davidson
Kirkwood, Missouri
This project captures the look of a factory, modernizing the store but retaining the biker nostalgia that is central to...
Liam Gillick Canopy at Centene Plaza
Clayton, Missouri
As sunlight shines down on the glass overhang between the building and the parking garage, the space beneath explodes in...
Maya Lin – Ellen Clark Hope Plaza
St. Louis, Missouri
Organized around a serene pond, the space encourages reflection, provides a respite, and helps people in moments of both grief...
Ned Kahn – Kinetic Veil at UCM
Chicago, Illinois
This viel allows the building’s significant mass to respond to the grander campus scale while also engaging the pedestrian community...
Mickett/Stackhouse – Riversong Mural at Gateway Plaza
Richmond, Virginia
“Riversong” is an original painting renowned artists Robert Stackhouse and Carol Mickett were commissioned to do for the project. — Clayco teamed...