| J B Nanik Inc. | Staples | MN | $0 |
| J.c. Phelan And Son, Inc. | Montara | CA | $0 |
| J C Sharp Corp. | Olmsted TWP | OH | $0 |
| Jefcoat Fence Co. Inc. Of Hattiesburg | Hattiesburg | MS | Subcontractor |
| Jeffco Concrete Contractors, Inc. | Tuscaloosa | AL | Subcontractor |
| Jenal Engineering Corporation | Lemon Grove | CA | $0 |
| Jf Contractors LLC | Sumter | SC | Subcontractor |
| Jim River Fencing LLC | Irene | SD | $0 |
| Jim's Well Service, Inc. | Crawford | NE | $0 |
| J & J Dawson, Inc. | Allenhurst | GA | Subcontractor |
| J-kaulk Firestopping Inc. | Picayune | MS | Subcontractor |
| J&L Paving LLC | Paris | TX | $0 |
| Johnson Brothers Landscaping, L.L.C | Tenino | WA | Subcontractor |
| Johnson, County Of | Olathe | KS | $0 |
| Johnson Crane Service Inc. | Beltsville | MD | Subcontractor |
| Johnston Test Cell Group, L.L.C. | Oklahoma City | OK | $0 |
| Joiner Fire Sprinkler Co. Inc. | Birmingham | AL | Subcontractor |
| J Oliver Construction LLC | Kansas City | KS | $0 |
| Jones & Scott Fence Inc. | Fairdale | KY | $0 |
| Joseph Miorelli & Co. Inc. | Hazleton | PA | Subcontractor |
| Joyce Steel Erection, LLC | Longview | TX | $0 |
| J Poli Inc. | Pittsburgh | PA | $0 |
| J Thomas Fence LLC | Bushwood | MD | Subcontractor |
| Jupiters Call LLC | Decatur | AL | $0 |
| Jw Services & Supply, Inc. | Avon Park | FL | $0 |
| Kansas Fence Co. Inc. | Wichita | KS | Subcontractor |
| Kansas Fencing, LLC | Topeka | KS | Subcontractor |
| Karcher Interior Systems, Inc. | Orange | CA | Subcontractor |
| Kasparian Underground LLC | Mc Gregor | TX | $0 |
| Kattsafe USA LLC | Whitestown | IN | $0 |
| Kazal Fire Protection Inc. | Tucson | AZ | Subcontractor |
| K-bar, L.L.C. | Mcalester | OK | $0 |
| K.c. Coring & Cutting Construction, Inc. | Kansas City | MO | $0 |
| Keeley Crane Service | South Portland | ME | Subcontractor |
| Kelley Erosion Control, Inc. | Reno | NV | $0 |
| King Fire Protection, Inc. | Fairbanks | AK | Subcontractor |
| King Mechanical Company Inc. | Windsor Mill | MD | $0 |
| Kirby Custom Welding Co. | Flint | MI | $0 |
| KLP Inc. | Saint Ignatius | MT | $0 |
| Klubnikin, Tim | Corona Del Mar | CA | $0 |
| Km Industrial Inc. | La Porte | TX | $0 |
| Kneeland Construction Co. | Medford | MA | $0 |
| Knight Sign Industries Inc. | Tuscaloosa | AL | Subcontractor |
| Knowles Industrial Services Corporation | Gorham | ME | Subcontractor |
| Kohl Bros Inc. | Myerstown | PA | $0 |
| Kolas Tv Inc. | Alexandria | VA | $0 |
| Kologiski Enterprises LLC | Johnson City | TN | $0 |
| Kost Thomas | Grand Ledge | MI | $0 |
| Lab Furniture Installations & Sales, Inc. | Middleton | MA | Subcontractor |
| Laboratory By Design, Inc. | Napa | CA | Subcontractor |
| "lajeunesse Interiors, Inc." | Barre | VT | $0 |
| Lakeside Paving And Sealing, Inc. | Carnelian Bay | CA | $0 |
| Lamke Trenching & Excavating, Inc. | Marthasville | MO | $0 |
| Lamoreux Crane Service, Inc. | Santa Fe | NM | $0 |
| Larry Fisher And Sons Limited Partnership | Fresno | CA | Subcontractor |
| Laser Electric, Inc. | Escondido | CA | Subcontractor |
| Lasley, Jerry G | Springfield | MO | $0 |
| Lavender Fze | Dubai | | Subcontractor |
| L. C. Insulations, Inc. | Lititz | PA | Subcontractor |
| Lectronics, Inc. | Clinton | IA | $0 |
| Leslie Enterprises, Inc. | Spokane | WA | Subcontractor |
| Liberty Doors, Inc. | North Liberty | IA | $0 |
| Life & Property Safety LLC | Prescott | AZ | $0 |
| Lightning Prevention Systems, Inc. | West Berlin | NJ | Subcontractor |
| Linda Renee Spence | Hertford | NC | Subcontractor |
| Linhart Construction, Inc. | Omaha | NE | Subcontractor |
| Linndustries Shielding Specialties Incorporated | Albuquerque | NM | Subcontractor |
| Loading Dock Equipment Co. Inc. | Mechanicsville | VA | Subcontractor |
| Logistic Support Group LLC | West Plains | MO | $0 |
| Longhorn Property Maintenance, L.L.C. | South Jordan | UT | Subcontractor |
| Lonny Menard | Frankston | TX | $0 |
| Loudon County Fence, LLC | Lenoir City | TN | Subcontractor |
| Louis E. Page, Inc. | Whitinsville | MA | $0 |
| Lovewell Fencing, Inc. | Davenport | IA | Subcontractor |
| Lowry Contracting, Inc. | Salida | CO | $0 |
| Lucid Linx D.o.o. Sarajevo | Sarajevo | | Subcontractor |
| Lusca LLC | Chesapeake | VA | Subcontractor |
| Lynn Safety, Inc. | Concord | CA | Subcontractor |
| Macaljon/scl Inc. | Savannah | GA | Subcontractor |
| Magic City Sprinkler Inc. | Roanoke | VA | $0 |
| Magnum Paving, Inc. | Tucson | AZ | Subcontractor |
| Maher Ann | Isabel | SD | $0 |
| Makerere University School Of Public Health | Kampala | | Subcontractor |
| Mammoet USA South, Inc. | Rosharon | TX | Subcontractor |
| Marchio Fence Co. | Joliet | IL | $0 |
| Marco Crane & Rigging Co. | Phoenix | AZ | Subcontractor |
| Marcy Frantom | Goldonna | LA | $0 |
| Marine Contracting Group, Inc. | Punta Gorda | FL | $0 |
| Marriott Fence Construction Inc. | Hesperia | CA | Subcontractor |
| Marvel Industrial Coatings LLC | Houston | TX | $0 |
| Matcor, Inc. | Chalfont | PA | Subcontractor |
| Maxim Services, LLC | Franklin | IN | $0 |
| Maxson And Associates, Inc. | Pineville | NC | $0 |
| M & B Contracting LP | Altus | OK | Subcontractor |
| Mccall Commercial Fencing Inc. | Gray | TN | $0 |
| Mccord III William Michael | Lancaster | KY | $0 |
| Mcdermott Fence & Construction, Inc. | Portland | OR | Subcontractor |
| Mcdowell Crane & Rigging, Inc. | Keokuk | IA | $0 |
| Mcgrath Fence Company, Inc. | West Bridgewater | MA | $0 |
| Mci Integrated Solutions LLC | Orange | CA | Subcontractor |
