| NBNci Building Systems | Tallapoosa | GA | — | ◇ UNVERIFIED |
| NBNci Building Systems | Atwater | CA | — | ◇ UNVERIFIED |
| NBNci Building Systems, INC. | Rome | NY | — | ◇ UNVERIFIED |
| NBNci Building Systems L.p. | Lexington | TN | — | ◇ UNVERIFIED |
| NBNci Building Systems LP | Houston | TX | — | ◇ UNVERIFIED |
| NGNci Group INC | Atwater | CA | — | ◇ UNVERIFIED |
| NGNci Group INC | Elizabethton | TN | — | ◇ UNVERIFIED |
| NGNci Group, INC | Marietta | GA | — | ◇ UNVERIFIED |
| NENew England Specialty Services, INC. | Norfolk | MA | — | ◇ UNVERIFIED |
| NCNexgen Containers and Shelters | Summerville | SC | — | ◇ UNVERIFIED |
| NINextmod INC | Perris | CA | — | ◇ UNVERIFIED |
| NDNiccum Dock INC | Buffalo | MN | — | ◇ UNVERIFIED |
| NANorth American Industries Inc.* | Lampe | MO | — | ◇ UNVERIFIED |
| NSNorthern Star Industries (p0626) | Iron Mountain | MI | — | ◇ UNVERIFIED |
| NWNorth Western General Contractors, LLC | Polson | MT | — | ◇ UNVERIFIED |
| NUNrb USA INC | New Holland | PA | — | ◇ UNVERIFIED |
| NSNucon Steel Commercial Corporation | Dallas | GA | — | ◇ UNVERIFIED |
| NINucor Insulated Panel Group LLC Dba Centria | Frankfort | KY | — | ◇ UNVERIFIED |
| NCNunno Corporation | Paso Robles | CA | — | ◇ UNVERIFIED |
| NGNw Green Panels LLC | Bend | OR | — | ◇ UNVERIFIED |
| NINystrom INC - Brooklyn Park | Brooklyn Park | MN | — | ◇ UNVERIFIED |
| OCOhana Construction Properties LLC | Trenton | OH | — | ◇ UNVERIFIED |
| OMOn-site Manufactured Buildings LLC | Branson | MO | — | ◇ UNVERIFIED |
| OCOrange County Erectors, INC. | Ontario | CA | — | ◇ UNVERIFIED |
| OVOregon Valley Greenhouses INC | Aurora | OR | — | ◇ UNVERIFIED |
| OSOrlando Steel Enterprises, INC | Summerfield | FL | — | ◇ UNVERIFIED |
| OFOryo Farms, Inc DBA Yoder's Portable Buildings | Mize | MS | — | ◇ UNVERIFIED |
| OMOsorio Metals Supply, Inc. | Chicago | IL | — | ◇ UNVERIFIED |
| OBOsteen Buildings LLC | Valdosta | GA | — | ◇ UNVERIFIED |
| PBPacific Building Systems | Woodburn | OR | — | ◇ UNVERIFIED |
| PIPackage Industries INC | Sutton | MA | — | ◇ UNVERIFIED |
| PCPage Construction, LLC | Memphis | TN | — | ◇ UNVERIFIED |
| PBPanel Built | Blairsville | GA | — | ◇ UNVERIFIED |
| PSPanel Steel, INC. | Loganville | GA | — | ◇ UNVERIFIED |
| PSPanel Systems, INC. | Lorton | VA | — | ◇ UNVERIFIED |
| PCPar Church Builders | Athens | GA | — | ◇ UNVERIFIED |
| PIParkline Incorporated | Eleanor | WV | — | ◇ UNVERIFIED |
| PMPatriot Metal | Belton | MO | — | ◇ UNVERIFIED |
| POPayne O'neal Metal Buildings, LLC | Athens | GA | — | ◇ UNVERIFIED |
| PCPcx Corporation | Clayton | NC | — | ◇ UNVERIFIED |
| PLP/f Land Development Plan for Carlisle Steel Supply L.l.c | Middlesex | PA | — | ◇ UNVERIFIED |
| PFPhantom Fabrications | Sarasota | FL | — | ◇ UNVERIFIED |
| PIPillamere Industries Corporation | Ball Ground | GA | — | ◇ UNVERIFIED |
| PEPiper Enterprises LLC. | Marshall | MO | — | ◇ UNVERIFIED |
| PCPiw Corporation | Homer Glen | IL | — | ◇ UNVERIFIED |
| PIPoly-tex INC | Castle Rock | MN | — | ◇ UNVERIFIED |
| PSPortable Shelters INC. | Oak Grove | LA | — | ◇ UNVERIFIED |
| PDPorta Dock INC | Dassel | MN | — | ◇ UNVERIFIED |
| PCPowercon Corporation | Cumberland | MD | — | ◇ UNVERIFIED |
| PPPrecision Proofing Company | West Monroe | LA | — | ◇ UNVERIFIED |
| PCPrefab Cab Assembly Ajt Engineering, INC. | Cape Canaveral | FL | — | ◇ UNVERIFIED |
| PPPrefab Plus LLC | Cockeysville | MD | — | ◇ UNVERIFIED |
| PMPremier Machine Works, LLC | Houma | LA | — | ◇ UNVERIFIED |
| PSPremier Staffing, INC. | Fremont | NE | — | ◇ UNVERIFIED |
| PIPriddys INC | Sophia | WV | — | ◇ UNVERIFIED |
| PPProgressive Panel Systems, Inc. | Zeeland | MI | — | ◇ UNVERIFIED |
| PLPrologis Logistics Services, INC. | Tracy | CA | — | ◇ UNVERIFIED |
| PLPro-shed LLC | Monte Vista | CO | — | ◇ UNVERIFIED |
| PCProtean Construction INC | Burnsville | MN | — | ◇ UNVERIFIED |
| PCProtech Capital Trust | Great Falls | MT | — | ◇ UNVERIFIED |
 Protection Security Shutters, Dba Rollok Rolling Doors | Arlington | TX | — | ◇ UNVERIFIED |
| PSPugh Steel Fabricators, INC. | Tallassee | AL | — | ◇ UNVERIFIED |
| QFQuality Fencing & Construction INC | Moscow | ID | — | ◇ UNVERIFIED |
| RERabco Enterprises, LLC | Bradenton | FL | — | ◇ UNVERIFIED |
| RTRamps to You LLC | Spokane Valley | WA | — | ◇ UNVERIFIED |
| RSRapid Space LLC | Sparks | NV | — | ◇ UNVERIFIED |
| RBR & B Metal Structures, INC. | Jackson | GA | — | ◇ UNVERIFIED |
| RDR D Fabricators | Orange | CA | — | ◇ UNVERIFIED |
| RTRealta Thuaidh L.L.C. | Vancouver | WA | — | ◇ UNVERIFIED |
| RIRemer Iron Works INC | Remer | MN | — | ◇ UNVERIFIED |
| RSRepublic Services - Clinton County Landfill | Frankfort | IN | — | ◇ UNVERIFIED |
| RMReynolds Metals CO | Eastman | GA | — | ◇ UNVERIFIED |
| RMRf Manufacturing, INC. | Allen | TX | — | ◇ UNVERIFIED |
| RCRise Construction Enterprises LLC | Jefferson Township | PA | — | ◇ UNVERIFIED |
| RCRise Construction Enterprises LLC | Jefferson Rd | PA | — | ◇ UNVERIFIED |
| RSRiver Supply Inc | Brogue | PA | — | ◇ UNVERIFIED |
 Rk Mission Critical | Aurora | CO | — | ◇ UNVERIFIED |
| RSRk Steel Corporation | Goleta | CA | — | ◇ UNVERIFIED |
| RMRobert Mcinvale | Griffin | GA | — | ◇ UNVERIFIED |
| RSRobert Shane Lair Dba Coverall Protective Covers | Rio Linda | CA | — | ◇ UNVERIFIED |
| RIRobertson-ceco Ii CORP. | Oklahoma City | OK | — | ◇ UNVERIFIED |
| RIRobertson-ceco Ii Corporation | Mount Pleasant | IA | — | ◇ UNVERIFIED |
| RCRobertson Ceco Ii Dba Star Building Systems | Monticello | IA | — | ◇ UNVERIFIED |
| RTRoberts TCB Inc | Lake Charles | LA | — | ◇ UNVERIFIED |
| RMRodgers Metal Craft | Fortson | GA | — | ◇ UNVERIFIED |
| RRRolling Ridge Metals Expansion | Greenville | PA | — | ◇ UNVERIFIED |
| RTRoman Torres | Alamo | TX | — | ◇ UNVERIFIED |
| RIRomtec INC | Roseburg | OR | — | ◇ UNVERIFIED |
| RMRoofscreen Mfg., INC. | Santa Cruz | CA | — | ◇ UNVERIFIED |
| RBRough Brothers Manufacturing, INC. | Temecula | CA | — | ◇ UNVERIFIED |
| RBRough Brothers Manufacturing, INC. | Cincinnati | OH | — | ◇ UNVERIFIED |
| RURoxul USA INC. | Elkridge | MD | — | ◇ UNVERIFIED |
| RWRoyal Wolf Storage Containers | Commerce City | CO | — | ◇ UNVERIFIED |
| RSRtec Systems INC. | Burlington | NJ | — | ◇ UNVERIFIED |
 Safety Storage | Hollister | CA | — | ◇ UNVERIFIED |
| SMSantel Metal Finishings & Supply | Carencro | LA | — | ◇ UNVERIFIED |
 Sawyer Manufacturing Company* | Knoxville | TN | — | ◇ UNVERIFIED |
| SBSbc Building Systems, LLC | Ambridge | PA | — | ◇ UNVERIFIED |
| SBSbc Building Systems, LLC. | Ambridge | PA | — | ◇ UNVERIFIED |
| SRScenic Ridge Company | Manheim | PA | — | ◇ UNVERIFIED |
