| OIO'keeffes INC | Merced | CA | Fabricated Metal Product Manufacturing332321 | — | ◇ UNVERIFIED |
| OBOldcastle Building Envelope | Elk Grove Village | IL | Fabricated Metal Product Manufacturing332321 | — | ◇ UNVERIFIED |
| OIOld Iron Doors, LLC | Bessemer | AL | Fabricated Metal Product Manufacturing332321 | — | ◇ UNVERIFIED |
| OMO M Edwards CO INC | Syracuse | NY | Fabricated Metal Product Manufacturing332321 | — | ◇ UNVERIFIED |
| OIOmnimax International, U.s.a., INC. | Woodland | CA | Fabricated Metal Product Manufacturing332321 | — | ◇ UNVERIFIED |
| OSOpening Solutions Group | West Pittsburg | PA | Fabricated Metal Product Manufacturing332321 | — | ◇ UNVERIFIED |
| OUOtiima USA, a California Corporation | Redondo Beach | CA | Fabricated Metal Product Manufacturing332321 | — | ◇ UNVERIFIED |
| ODOverhead Door Company of Lansing INC | East Lansing | MI | Fabricated Metal Product Manufacturing332321 | — | ◇ UNVERIFIED |
| ODOverhead Door Company of Roanoke Virginia | Christiansburg | VA | Fabricated Metal Product Manufacturing332321 | — | ◇ UNVERIFIED |
| ODOverhead Door CO of Baltimore | Baltimore | MD | Fabricated Metal Product Manufacturing332321 | — | ◇ UNVERIFIED |
| PPPacific Precision Industries LLC | Jurupa Valley | CA | Fabricated Metal Product Manufacturing332321 | — | ◇ UNVERIFIED |
| PRPacific Rolling Door Company | San Lorenzo | CA | Fabricated Metal Product Manufacturing332321 | — | ◇ UNVERIFIED |
| PHPameco Hawaii LLC | Honolulu | HI | Fabricated Metal Product Manufacturing332321 | — | ◇ UNVERIFIED |
| PWPanda Windows & Doors, LLC | North Las Vegas | NV | Fabricated Metal Product Manufacturing332321 | — | ◇ UNVERIFIED |
| PSPanel Specialties | Minneapolis | MN | Fabricated Metal Product Manufacturing332321 | — | ◇ UNVERIFIED |
| PGPapo's Garage & Doors | Vega Alta | PR | Fabricated Metal Product Manufacturing332321 | — | ◇ UNVERIFIED |
| PPPatio Pacific, INC. | San Luis Obispo | CA | Fabricated Metal Product Manufacturing332321 | — | ◇ UNVERIFIED |
| PDPat's Doors, INC. | Albuquerque | NM | Fabricated Metal Product Manufacturing332321 | — | ◇ UNVERIFIED |
| PPPat's Pinstriping | New Castle | VA | Fabricated Metal Product Manufacturing332321 | — | ◇ UNVERIFIED |
| PWPearce Windows and Doors, INC. | Boynton Beach | FL | Fabricated Metal Product Manufacturing332321 | — | ◇ UNVERIFIED |
| PIPease Ind INC | Denver | CO | Fabricated Metal Product Manufacturing332321 | — | ◇ UNVERIFIED |
| PIPerformance Insulation and Energy | Bend | OR | Fabricated Metal Product Manufacturing332321 | — | ◇ UNVERIFIED |
| PPPerrysburg Premier Garage Door LLC | Perrysburg | OH | Fabricated Metal Product Manufacturing332321 | — | ◇ UNVERIFIED |
| PIPgt Industries INC | Fort Myers | FL | Fabricated Metal Product Manufacturing332321 | — | ◇ UNVERIFIED |
| PIPhilips Industries INC | Clarksville | TX | Fabricated Metal Product Manufacturing332321 | — | ◇ UNVERIFIED |
| PPPhilips Products, INC. - Plant 2 | Elkhart | IN | Fabricated Metal Product Manufacturing332321 | — | ◇ UNVERIFIED |
| PMPhillips Mfg CO | Omaha | NE | Fabricated Metal Product Manufacturing332321 | — | ◇ UNVERIFIED |
| PDPilot Door Systems INC. | Pleasant Grove | UT | Fabricated Metal Product Manufacturing332321 | — | ◇ UNVERIFIED |
| PWPioneer Window Manufacturing CORP. | Johnstown | NY | Fabricated Metal Product Manufacturing332321 | — | ◇ UNVERIFIED |
| PGPly Gem Windows | Peachtree City | GA | Fabricated Metal Product Manufacturing332321 | — | ◇ UNVERIFIED |
| PGPly Gem Windows | Dallas | TX | Fabricated Metal Product Manufacturing332321 | — | ◇ UNVERIFIED |
| PAPocahontas Aluminum Company, INC. | Pocahontas | AR | Fabricated Metal Product Manufacturing332321 | — | ◇ UNVERIFIED |
| PDPorvene Doors INC | Moreno Valley | CA | Fabricated Metal Product Manufacturing332321 | — | ◇ UNVERIFIED |
| PGPowell Garage Door | Powell | WY | Fabricated Metal Product Manufacturing332321 | — | ◇ UNVERIFIED |
 Precision Fabrication CORP. | Nokomis | FL | Fabricated Metal Product Manufacturing332321 | — | ◇ UNVERIFIED |
| PIPremier International INC | Tamuning | GU | Fabricated Metal Product Manufacturing332321 | — | ◇ UNVERIFIED |
| PIPremier International INC. | Tamuning | GU | Fabricated Metal Product Manufacturing332321 | — | ◇ UNVERIFIED |
| PPPremier Products, INC | Austell | GA | Fabricated Metal Product Manufacturing332321 | — | ◇ UNVERIFIED |
| PPPrime-line Products CO Dba Precision Screen Doors | Redlands | CA | Fabricated Metal Product Manufacturing332321 | — | ◇ UNVERIFIED |
| PPPrompt Precision Manufacturing INC | Ceres | CA | Fabricated Metal Product Manufacturing332321 | — | ◇ UNVERIFIED |
 Protection Security Shutters | Arlington | TX | Fabricated Metal Product Manufacturing332321 | — | ◇ UNVERIFIED |
| PSPublic Supply Company | Oklahoma City | OK | Fabricated Metal Product Manufacturing332321 | — | ◇ UNVERIFIED |
| PDPuerta Door & Hardware, INC. | Farmington | NM | Fabricated Metal Product Manufacturing332321 | — | ◇ UNVERIFIED |
| PRPuerto Rico One Aluminun Mfg CORP | Caguas | PR | Fabricated Metal Product Manufacturing332321 | — | ◇ UNVERIFIED |
| QBQuanex Building Products | Sacramento | CA | Fabricated Metal Product Manufacturing332321 | — | ◇ UNVERIFIED |
| QSQuanex Screens/quanex Building Products | Fontana | CA | Fabricated Metal Product Manufacturing332321 | — | ◇ UNVERIFIED |
| QLQuB LLC | Lake Elmo | MN | Fabricated Metal Product Manufacturing332321 | — | ◇ UNVERIFIED |
| QLQuB LLC | Lake Elmo | MN | Fabricated Metal Product Manufacturing332321 | — | ◇ UNVERIFIED |
| RSRailway Specialties CORP. | Croydon | PA | Fabricated Metal Product Manufacturing332321 | — | ◇ UNVERIFIED |
| RGRaynor Garage Doors | Dixon | IL | Fabricated Metal Product Manufacturing332321 | — | ◇ UNVERIFIED |
