| Abacus Construction Inc. | Redding | CA | $0 |
| A B L, Inc. | Leesburg | GA | $0 |
| Abraham Logistics And Construction Co. Ltd. | Juba | | Subcontractor |
| Abs Builders Inc. | Colusa | CA | $0 |
| Absolute Contracting Services, Incorporated | Clinton | MD | Subcontractor |
| Access Computer Floors, Inc. | Los Angeles | CA | Subcontractor |
| Accessories Unlimited, Inc. | Stone Mountain | GA | Subcontractor |
| Accolade Construction, Inc. | Newton | AL | Subcontractor |
| Acevedo Jimenez LLC | Aguada | PR | Subcontractor |
| Acmat Corp. | Farmington | CT | $0 |
| Acn & Associates Ltd. | Lewisville | TX | $0 |
| Acon Construction Co. Inc. | Jacksonville | FL | Subcontractor |
| A. C. Schommer & Sons, Inc. | Portland | OR | $0 |
| Adams, Inc. | Palmer | AK | Subcontractor |
| Adams & Ruxton Construction Company | West Springfield | MA | $0 |
| Adi Construction Of Virginia LLC | Springfield | VA | $0 |
| Adolf Lupp GMBH + Co. Kg | Nidda | | $0 |
| Adroit Construction Co. Inc. | Ashland | OR | $0 |
| Adroit Contractors, Inc. | Olympia | WA | $0 |
| Ads Construction, Inc. | Riverside | RI | $0 |
| Advanced Construction Services, Inc. Which Will Do Business In California As Acs-8a | Fallbrook | CA | $0 |
| Advanced Improvements, LLC | Mystic | CT | $0 |
| Advanced Restoration Contractors, Inc. | Indianapolis | IN | $0 |
| Advanced Tribal, LLC. | Salem | OR | $0 |
| Adventum Group LLC | Chesapeake | VA | Subcontractor |
| A & E Construction Co. | Upper Darby | PA | $0 |
| A.e. New, Jr., Inc. | Pensacola | FL | $0 |
| Agate Construction Inc. | Phoenix | AZ | $0 |
| Agency Construction Corp. | Mamaroneck | NY | $0 |
| A G Gaston Construction Co. Inc. | Birmingham | AL | $0 |
| Agh2o Holdings, LLC | Round Rock | TX | $0 |
| Agla Building Contractors | Blantyre | | $0 |
| A.g. Pifer Construction Co. Inc. | Daytona Beach | FL | $0 |
| A. & H. D. Enterprises, Inc. | Chevy Chase | MD | $0 |
| Ahner Commercial & Supply, LLC | Sandusky | OH | Subcontractor |
| Aic General Contractors, Inc. | Albuquerque | NM | $0 |
| Aid Equipment Company LLC | Sandy | UT | $0 |
| Aja Management & Technical Services Inc. | Jackson | MS | $0 |
| Ajb Construction Inc. | Katy | TX | $0 |
| Aka Construction Inc. | Brookville | OH | $0 |
| Aks Enterprises, Inc. | San Antonio | TX | Subcontractor |
| Alabar Construction Inc. | Pendleton | OR | $0 |
| Aldridge Brothers Inc. | Robbinsville | NC | $0 |
| Aleon Properties Inc. | Austin | TX | $0 |
| Alexander Building Construction Co. | Harrisburg | PA | $0 |
| Alexander Construction LLC | Rolla | MO | $0 |
| Alexander Perry Inc. | Philadelphia | PA | $0 |
| All - Build Construction LLC | Honolulu | HI | Subcontractor |
| Allen Searcy Builder Contractor, Inc. | Union City | TN | $0 |
| Allen Shields LLC | Palmetto | GA | $0 |
| Alliance Construction Contractors LLC | El Paso | TX | Subcontractor |
| Alliance Construction Solutions Of Wyoming, LLC | Cheyenne | WY | $0 |
| Alliance Exterior Construction, LLC | Baltimore | MD | $0 |
| All Materials Construction LLC | New Braunfels | TX | $0 |
| All Pro Electric Inc. | Layton | UT | $0 |
| All Pro General Construction Inc. | San Antonio | TX | $0 |
| Allright Construction, Inc. | Kerman | CA | $0 |
| All Seasons Construction Corp. | Springfield | VT | $0 |
| All-site Construction Inc. | West Palm Beach | FL | $0 |
| All Source Engineering Inc. | Nipomo | CA | Subcontractor |
| All Wall Contracting, Inc. | Post Falls | ID | Subcontractor |
| Almansour Engineering Company | Baghdad | | Subcontractor |
| Al Nasee General Trading Company | Sharq | | Subcontractor |
| Alpha Mechanical LLC | El Cajon | CA | Subcontractor |
| Alproem Engineering Contractors LLC | Bayamon | PR | Subcontractor |
| Altamaha Building Systems, Inc. | Surrency | GA | Subcontractor |
| Alvarez Drywall & Acoustics, Inc. | Hawley | TX | Subcontractor |
| Amatea Grimberg JV | Leesburg | VA | $0 |
| Amax Inc. | Roland | AR | $0 |
| Ambica General Services Inc. | Livonia | MI | $0 |
| Amcc Corp. | Long Island City | NY | $0 |
| American Electric, Inc. | Richland | WA | Subcontractor |
| American Manufactured Structures & Services LLC | Hellertown | PA | $0 |
| American Minority General Contractors LLC | Damascus | MD | $0 |
| American River Construction, Inc. | Folsom | CA | $0 |
| American West Construction, LLC | Black Diamond | WA | Subcontractor |
| Americhoice Construction LLC | El Paso | TX | Subcontractor |
| Ameritribe, LLC | Chesapeake | VA | $0 |
| Amg Contractors LLC | San Antonio | TX | $0 |
| Aml Inc. | Floyds Knobs | IN | $0 |
| Ammex Masonry, Inc. | Commerce City | CO | Subcontractor |
| A. M. Rizzo Electrical Contractors, Inc. | Danbury | CT | Subcontractor |
| Amtex Enterprises Inc. | Abilene | TX | $0 |
| Anatom Construction Company | Royal Palm Beach | FL | $0 |
| Anchor Enterprise Inc. | Houston | AK | Subcontractor |
| Anderson And House, Inc. | Oklahoma City | OK | $0 |
| Anderson Flooring Inc. | Chesapeake | VA | Subcontractor |
| Andron Construction Corp. | Goldens Bridge | NY | $0 |
| Andy Milner Company, LLC | Seward | AK | Subcontractor |
| Ao General Contractor, Inc. | El Paso | TX | $0 |
| Apc Development Group, Inc. | Hanover | MA | $0 |
| Apcon, Inc. | Cotuit | MA | $0 |
| Apex Construction Solutions, Inc. | Des Moines | IA | $0 |
| Apex Constructors, LLC | Daphne | AL | Subcontractor |
| Ap Midwest, LLC | Bloomington | MN | $0 |
| Ap Mountain States, LLC | Aurora | CO | $0 |
| Applied Engineering And Technical Solutions, Inc. | Elbert | CO | Subcontractor |
| Apr Construction Inc. | La Mesa | CA | $0 |
| Aptim-harper Construction JV, LLC | Baton Rouge | LA | $0 |
| A. P. Whitaker & Sons, Inc. | West Bridgewater | MA | $0 |
