| R & C Corporation | Tamuning | GU | Subcontractor |
| Rcis Enterprises, LLC | Conroe | TX | Subcontractor |
| R. C. Krueger Development Company | Lincoln | NE | $0 |
| R.c. Legnini Company, LLC | Malvern | PA | $0 |
| Rc Professionals & Construction Services Corp. | Santa Isabel | PR | $0 |
| R. D. Lambert And Son, Inc. | Chesapeake | VA | Subcontractor |
| Real Network Services, Inc. | Dallas | TX | Subcontractor |
| Rearch Company Inc. | South Burlington | VT | $0 |
| Red Cap Acoustics Inc. | Saint George | UT | Subcontractor |
| Redden Construction Inc. | Phoenix | AZ | $0 |
| Regional Contracting Services LLC | Washington | DC | Subcontractor |
| Reilly Construction Inc. | Manassas | VA | Subcontractor |
| Remote Alaska Solutions Inc. | Palmer | AK | $0 |
| Renaissance Building And Contracting | San Jose | CA | $0 |
| Rencon LLC | Chesapeake | VA | Subcontractor |
| Repp And Mundt Inc. | Columbus | IN | $0 |
| Rescue Construction Company | Sacramento | CA | $0 |
| Reyman Brothers Construction Inc. | Sparks | NV | $0 |
| Reynolds General Contractors, Inc. | Melbourne | FL | Subcontractor |
| Rezod LLC | Columbus | OH | $0 |
| RFD Co. Ltd. | Sulphur | OK | $0 |
| R. F. Koerber, Inc. | Paso Robles | CA | Subcontractor |
| Rg Construction Services LLC | Rio Rancho | NM | Subcontractor |
| Rhom Construction LLC | Eau Claire | WI | Subcontractor |
| Ricardo De Castro LLC | Miami | FL | $0 |
| Richard Stanton Construction, Inc. | Fairbanks | AK | Subcontractor |
| Rich Moe Enterprises, LLC | Upper Marlboro | MD | Subcontractor |
| Rick Scott Construction, Inc. | Ponca City | OK | $0 |
| Riesbeck Contracting Inc. | Virginia Beach | VA | Subcontractor |
| Rife Construction Incorporated | Omaha | NE | $0 |
| Right Angle Solutions Inc. | Anaheim | CA | $0 |
| Rinderknecht Associates Inc. | Cedar Rapids | IA | $0 |
| Rio Conchos Corp. | Albuquerque | NM | $0 |
| Ripley Holdings Of Vermont, Inc. | Rutland | VT | $0 |
| Ripman Construction Co. Inc. | Saint Helen | MI | Subcontractor |
| Ritchie-curbow Construction Company, Inc. | Newport News | VA | Subcontractor |
| Riverside Redevelopment Company | Duluth | MN | $0 |
| R. J. Crowley Inc. | Laurel | MD | $0 |
| Rk & G Construction Inc. | Santa Maria | CA | Subcontractor |
| R. Lafferty & Son Industrial And Commercial Contractors, LLC | Clarksville | TN | $0 |
| R L M Enterprises, Incorporated | Longview | TX | Subcontractor |
| RND Contractors, Inc. | Fontana | CA | Subcontractor |
| Robert Caylor Construction Co. | Tucson | AZ | $0 |
| Robert E Porter Construction Co. Inc. | Phoenix | AZ | $0 |
| Robertson Construction Services, LLC | Heath | OH | Subcontractor |
| Robert T. Pizzano General Contractors, Inc. | Alexandria | VA | $0 |
| Robinson Gareiss L.c | Virginia Beach | VA | Subcontractor |
| Roche Constructors Inc. | Greeley | CO | $0 |
| Rockinh Ranch Services LLC | Alice | TX | Subcontractor |
| R & O Construction Co. | Ogden | UT | Subcontractor |
| Rodgan Construction Corporation | Vega Baja | PR | $0 |
| Roebbelen Contracting Inc. | El Dorado Hills | CA | $0 |
| Rogelio Antonio Guandique Castellon | San Salvador | | $0 |
| Rogers & Willard, Inc. | Mobile | AL | $0 |
| Rolin Construction Inc. | Spanish Fort | AL | $0 |
| Ronald Franks Construction Company, L.L.C. | Savannah | TN | $0 |
| Ron Poulson Associates, Inc. | Thousand Oaks | CA | Subcontractor |
| Ross & Associates Of River Falls Wi Ltd. | River Falls | WI | $0 |
| Roubin & Janeiro Of Virginia Inc. | Washington | DC | Subcontractor |
| Royal Construction Corp. | Arcadia | CA | $0 |
| Rq-absher JV | Carlsbad | CA | $0 |
| R & R Taylor Construction Inc. | Bozeman | MT | $0 |
| Rs Ellis Inc. | Austin | TX | $0 |
| Rskelton Construction Inc. | Paso Robles | CA | $0 |
| R.S.M. Builders Supply, Inc. | Amarillo | TX | Subcontractor |
| RTD Construction And Services Inc. | Fort Lauderdale | FL | $0 |
| RTM Enterprise Inc. | Abingdon | MD | $0 |
| Rt Western, Inc. | San Francisco | CA | $0 |
| Rudolph & Sletten, Inc. | Menlo Park | CA | $0 |
| Ruth Malone Revocable Trust | Marion | IL | $0 |
| Rw Clark Co. | Cleveland | OH | $0 |
| Ryan Painting & Contracting, Inc. | Moundville | AL | $0 |
| Rycon Construction, Inc. | Pittsburgh | PA | Subcontractor |
| S2 Contracting LLC | Manitou Springs | CO | $0 |
| Safe & Sound Security Systems And Services Inc. | Lees Summit | MO | $0 |
| Sagebrush Restoration LLC | Tempe | AZ | $0 |
| Sage Construction And Trading, Inc. | Dededo | GU | Subcontractor |
| Salter Controls, Inc. | Claxton | GA | Subcontractor |
| Samil Enterprise Co.ltd | Seoul | | $0 |
| Samjoc Properties.com LLC | Silver Spring | MD | $0 |
| Samtin LLC | Dededo | GU | Subcontractor |
| Sanchez Holdings LLC | Las Cruces | NM | Subcontractor |
| San Jose Construction Group, Inc. | Washington | DC | $0 |
| San Juan Construction, Inc. | Montrose | CO | Subcontractor |
| Santorini Construction Inc. | Neptune | NJ | $0 |
| Sapper Technology Inc. | San Antonio | TX | $0 |
| Satterfield & Pontikes Construction, Inc. | Houston | TX | $0 |
| SBH Services Inc. | Anchorage | AK | $0 |
| S & B James Construction Co. | Medford | OR | $0 |
| S & B James Construction Management Co. | Medford | OR | $0 |
| SBK Oil Field Services And Contracting Co. | Doha | | Subcontractor |
| Scale Construction Inc. | Chicago | IL | $0 |
| Sc Builders, Inc. | Sunnyvale | CA | Subcontractor |
| Schaefges Bros Inc. | Wheeling | IL | $0 |
| Schell Creek Construction, Inc. | Fernley | NV | $0 |
| Schrudde & Zimmerman Inc. | Covington | KY | $0 |
| Scif Partners Group, Inc. | Amissville | VA | Subcontractor |
| Sc Infrastructure LLC | Fairfield | CA | Subcontractor |
| Scissor-tail Construction LLC | Broken Arrow | OK | Subcontractor |
| Scott Partney Construction, Inc. | North Bend | OR | $0 |
