1 The Whiting-Turner Contracting Co.
Baltimore, MD | 9,864,600 sq. ft.

2 R.A.S. Builders Inc.
Englewood, CO | 5,501,241 sq. ft.

3 Vratsinas Construction Co. (VCC)
Little Rock, AR | 5,000,000 sq. ft.

4 Weis Builders Inc.
Minneapolis, MN | 3,542,000 sq. ft.

5 CSI Construction Corp.
Colorado Springs, CO | 3,107,000 sq. ft.

6 EMJ Corp.
Chattanooga, TN | 2,940,597 sq. ft.

7 S.M. Wilson & Co.
St. Louis, MO | 2,854,098 sq. ft.

8 Moorefield Construction Inc.
Los Angeles, CA | 2,845,861 sq. ft.

9 The Pike Company Inc.
Rochester, NY | 2,236,000 sq. ft.

10 S.D. Deacon Corp.
Portland, OR | 2,140,376 sq. ft.

11 Near-Cal Corp.
Lake Elsinore, CA | 1,907,000 sq. ft.

12 Hawkins Construction Inc.
Tarpon Springs, FL | 1,900,000 sq. ft.

13 Lyle Parks Jr. Inc.
Anaheim, CA | 1,879,000 sq. ft.

14 Clark Construction Co.
Lansing, MI | 1,870,000 sq. ft.

15 Konover Construction Corp.
Farmington, CT | 1,833,500 sq. ft.

16 Hoar Construction LLC
Birmingham, AL | 1,762,000 sq. ft.

17 Hardin Construction Co. LLC
Atlanta, GA | 1,749,688 sq. ft.

18 Jeffrey M. Brown Associates
Huntingdon Valley, PA | 1,673,000 sq. ft.

19 Stiles Corp.
Fort Lauderdale, FL | 1,589,917 sq. ft.

20 L.F. Jennings Inc.
Falls Church, VA | 1,518,000 sq. ft.

21 Bovis Lend Lease
New York, NY | 1,515,248 sq. ft.

22 Fisher Development Inc.
San Francisco, CA | 1,489,172 sq. ft.

23 The Lathrop Co.
Maumee, OH | 1,439,172 sq. ft.

24 IMC Construction
Malvern, PA | 1,353,000 sq. ft.

25 Bayley Construction
Mercer Island, WA | 1,300,000 sq. ft.

25 White-Spunner Construction Inc.
Baltimore, MD | 1,300,000 sq. ft.

26 Keene Construction Co.
Maitland, FL | 1,147,200 sq. ft.

27 Ibex Construction
New York, NY | 1,100,000 sq. ft.

28 Hudson Construction Co.
Chattanooga, TN | 1,098,485 sq. ft.

29 J. Raymond Construction Corp.
Longwood, FL | 1,070,400 sq. ft.

30 JG Construction
Chino, CA | 1,065,000 sq. ft.

31 Larson-Danielson Construction Co. Inc.
Laporte, IN | 1,017,723 sq. ft.

32 TDS Construction Inc.
Bradenton, FL | 990,000 sq. ft.

33 Ryan Companies U.S. Inc.
Minneapolis, MN | 9,864,600 sq. ft.

34 Kitchell Contractors Inc. of Arizona
Phoenix, AZ | 803,030 sq. ft.

35 Raimondo Construction
Fort Lee, NJ | 800,000 sq. ft.

36 Corcon
West Hempstead, NY | 780,150 sq. ft.

37 John S. Clark Co. Inc.
Mount Airy, NC | 773,568 sq. ft.

38 Schimenti Construction Co.
Mount Kisco, NY | 750,000 sq. ft.

39 R.E. Crawford Construction
Springdale, PA | 743,500 sq. ft.

40 R.M. Shoemaker Holdings Inc.
West Conshohocken, PA | 740,000 sq. ft.

41 Oakview Construction Inc.
Baltimore, MD | 739,298 sq. ft.

42 Shames Construction Co. Ltd.
Livermore, CA |700,000 sq. ft.

43 O’Neil Industries Inc.
Chicago, IL | 692,000 sq. ft.

44 EDC
Richmond, VA | 690,000 sq. ft.

45 Rockwell Construction Corp.
Pompano Beach, FL | 660,000 sq. ft.

46 Roche Constructors Inc.
Greeley, CO | 623,099 sq. ft.

47 U.S. Design & Construction Corp.
Houston, TX | 530,000 sq. ft.

48 Commonwealth Building Inc.
Quincy, MA | 515,019 sq. ft.

49 Shrader & Martinez Construction Inc.
Sedona, AZ | 511,000 sq. ft.