40+ years
Buhl Electric Co., Inc.
Donohoe Construction Co.
M. C. Dean, Inc.
Shirley Contracting Co., LLC
35+ years
Airway Sheet Metal Co., Inc.
American Automatic Sprinkler Co., Inc.
Annandale Balancing Co., Inc.
Balfour Beatty Construction
Centennial Contractors Enterprises, Inc.
HITT Contracting Inc.
Miscellaneous Metals, Inc.
SMC Concrete Construction, Inc.
Southland Concrete Corp.
30+ YEARS
Arban & Carosi, Inc.
Clark Construction Group, LLC
ECS Mid-Atlantic, LLC
Ennis Electric Co., Inc.
Insurance Associates
Lend Lease Construction, Inc.
Long Fence Co., Inc.
Precision Doors & Hardware, LLC
Miller & Long Co., Inc.
Roberts Oxygen Co., Inc.
Sparkle Painting Co., Inc.
Turner Construction Co.
Vulcan Materials, Co.
25+ Years
AHT Insurance
Brundage-Bone & Blanchet
Calvert Masonry, Inc.
Capital Interior Contractors, Inc.
C. J. Coakley Co., Inc.
Colby & Co., PLC
ColonialWebb Contractors
David Allen Co., Inc.
Douglas L. Gill Electrical, Inc.
Early, Cassidy, & Schilling, Inc.
E. K. Fox & Associates, Ltd.
Hallmark IronWorks, Inc.
Howard Eales, Inc.
IES Commercial, Inc.
J. C. Driskill, Inc.
J. S. Archer Co., Inc.
Keiter
Lanigan, Ryan, Malcolm & Doyle, P.C.
Mid-Atlantic Controls Corp.
Old Dominion Insulation, Inc.
RCD, inc., Electrical Services
Rexel/Electrical & Datacom Products
Rock Hard Excavating, Inc.
S. A. Foster Electric, Inc.
Safety Environmental Engineering, Inc.
Strittmatter Contracting, LLC
Sumter Contracting Corp.
Superior Iron Works, Inc.
The Blue Book Network
Unitherm, Inc.
William B. Hopke Co., Inc.
Vandeventer Black LLP
VSC Fire & Security
Williams Mullen
20+ years
Blueridge General, Inc.
Clover Plumbing & Mechanical
Dominion Interior Supply Corp.
Genco Masonry, Inc.
Goldin & Stafford, LLC
Graybar Electric Co., Inc.
Hensel Phelps
Hirschler Fleischer
Humphrey Electric Co., Inc.
Hunt & Walsh, Inc.
Power Electric Co.
Precision Wall Tech, Inc.
Prospect Waterproofing Co.
R. W. Murray Co.
Scott-Long Construction, Inc.
Smith Pachter McWhorter
Thompson Greenspon
Tradesmen International
Tri-State