A.D. Jacobson
Afco Steel
Alberici Construction
Aristeo Construction
Arrowhead Construction
Automatic Systems, Inc.
Ball Corporation
Barsto Construction
Batten & Shaw
Bayer Corp.
Blue Springs School District
Bob Gardner Construction
C.L. Burdette Construction
Caman Construction
Capital Electrical
Cedar Fair L.P.
Central Steel
Certainteed Corporation
City of Belton, MO
City of Kansas City, KS
City of Kansas City, MO
Commercial Contracting Corporation
CV Enterprises
DCI Construction
Devon Industrial Group
EBCO Construction
ECA
Ed Moore Construction
Excel Construction
Fagan Company
Feyerherm Construction
Fogel Anderson Construction
Ford Motor Company
Gene Fritzel Construction
General Motors Corporation

Goedecke
Graycor Industrial
Harmon Construction
Hartung Construction
Heartland Construction
Hines Development
J&M Construction
JE Dunn Construction
Jenkins & Associates
John Rohrer Construction
Kaaz Construction
Kansas City Power & Light
KC Electrical
KC Fence
KCMO School District
Kissick Construction
Knobnoster School District
Kraus Anderson Construction
Lacy Steel
Lafarge Cement
Liberty School District
Liberty Steel
Mancuso Construction
Manning Construction
MC Industrial
McCown Gordon Construction
McGill Air Clean
Mega Industries
Midland Steel
Midwest Mechanical
Mildland Electrical
Miller Stauch
Musxellman & Hall
MW Builders
N. Kansas City School District

Olathe School District
O’Neil Electrical Services
Orr Construction
Phoenix Building Group
Prairie View Development
Prosser Wilbert
Purdom Construction
Ragsdale Steel
Rand Construction
Santa Fe Steel
Schweiger Construction
Sellers Marquis Roofing
Shawmut Design
Sircal Contracting
Skyline Construction
Smorgen Steel Grinding Systems
Southwest Steel
Standard Sheet Metal
Stanger Industries
Straub Construction
Structural Metals of KC
Summit Construction
Superior Electric
Taylor Kelly Construction
Triad Construction
Turner Construction
Uni-Lever Corporation
Unique Steel Fabricators
US Engineering
Vanum Construction
Walbridge Construction
Walton Construction
Weitz Construction
Westport Construction
Zimmerman Construction