| JSJ & S Glass, INC. | Clarksville | OH | — | ◇ UNVERIFIED |
| JSJ. Shaw Industries LLC | Kokomo | IN | — | ◇ UNVERIFIED |
| JEJ.s.l. Enterprises of Orlando, INC. | Oviedo | FL | — | ◇ UNVERIFIED |
| JLJustin Littenford LLC | Sedona | AZ | — | ◇ UNVERIFIED |
| KPKalwall Panels & Accessories | Manchester | NH | — | ◇ UNVERIFIED |
| KAKc's Auto Glass | Sterling | VA | — | ◇ UNVERIFIED |
| KSKelley Stained Glass and Supply INC. | Ogden | UT | — | ◇ UNVERIFIED |
| KCKimble Chase Life Science and Research Products LLC | Rockwood | TN | — | ◇ UNVERIFIED |
| KMKinder Morgan Energy Partners, Lp, Fresno Terminal | Fresno | CA | — | ◇ UNVERIFIED |
| KTKinestral Technologies INC | South San Francisco | CA | — | ◇ UNVERIFIED |
| KLKingspan Light & Air LLC | Santa Ana | CA | — | ◇ UNVERIFIED |
| KLKischland LLC | Pittsburgh | PA | — | ◇ UNVERIFIED |
| KMKiss My Glass | S Daytona Bch | FL | — | ◇ UNVERIFIED |
| KRKlarmann Rulings INC | Manchester | NH | — | ◇ UNVERIFIED |
| KIKnight Industries CORP. | Toledo | OH | — | ◇ UNVERIFIED |
| KSKnox Street LLC | Tampa | FL | — | ◇ UNVERIFIED |
| KSK Source | Atlanta | GA | — | ◇ UNVERIFIED |
| KSK Source INC. | Compton | CA | — | ◇ UNVERIFIED |
| LCL-3 Communications Ios - Tinsley | Richmond | CA | — | ◇ UNVERIFIED |
| LGLakeland Glass Company, INC. | Oberlin | OH | — | ◇ UNVERIFIED |
| LGLakewood Glass Co., Inc. | Lakewood | NJ | — | ◇ UNVERIFIED |
| LALaserglass Art Corporation | Azusa | CA | — | ◇ UNVERIFIED |
| LELeading Edge Products, INC. | Reno | NV | — | ◇ UNVERIFIED |
| LALechuga and Sosa Glass, LLC | Houston | TX | — | ◇ UNVERIFIED |
| LCLibbey-owens-ford CO. | Lathrop | CA | — | ◇ UNVERIFIED |
| LILightstreams, INC. | Santa Clara | CA | — | ◇ UNVERIFIED |
 Lippert Components Plant 93 | North Newton | KS | — | ◇ UNVERIFIED |
| Lippert Components Plant 97 | Newton | KS | — | ◇ UNVERIFIED |
| LGLocal Glass Studio LLC | Glen Ellyn | IL | — | ◇ UNVERIFIED |
| LGLondon Glass & Mirror, INC. | Ashland | MA | — | ◇ UNVERIFIED |
| LEL&s Embroidery | Huntington Beach | CA | — | ◇ UNVERIFIED |
| MFMagic Focus, INC | Augusta | KS | — | ◇ UNVERIFIED |
| MDMagna Donnelly CORP. | Holland | MI | — | ◇ UNVERIFIED |
| MMMagna Mirrors 128th | Holland | MI | — | ◇ UNVERIFIED |
| MMMagna Mirrors Corporation | Holland | MI | — | ◇ UNVERIFIED |
| MEMaier Electronics, INC. | Manchester Center | VT | — | ◇ UNVERIFIED |
| MWManko Window Systems, INC. | Aurora | CO | — | ◇ UNVERIFIED |
| MKMarble King INC | Paden City | WV | — | ◇ UNVERIFIED |
| MPMarik Properties LLC | Bloomer | WI | — | ◇ UNVERIFIED |
| MOMark Optics INC | Santa Ana | CA | — | ◇ UNVERIFIED |
| MGMarquez Glass | Harlingen | TX | — | ◇ UNVERIFIED |
| MWMarvin Windows INC Dba Marvin Windows and Doors | Warroad | MN | — | ◇ UNVERIFIED |
| MHMatthew Hayes | San Francisco | CA | — | ◇ UNVERIFIED |
| MGMccash Glass LLC | Naples | FL | — | ◇ UNVERIFIED |
 Mcgrory Glass | West Deptford Twp | NJ | — | ◇ UNVERIFIED |
| MGMELTDOWN GLASS ART & DESIGN, L.L.C. | Tempe | AZ | — | ◇ UNVERIFIED |
| MIMesser Industries - Closed | Greer | SC | — | ◇ UNVERIFIED |
| MMMetro Mailing Service INC Dba Metro Print and Mail Solutions | Sacramento | CA | — | ◇ UNVERIFIED |
| MGMid-American Glass, Inc. | Davenport | IA | — | ◇ UNVERIFIED |
| MWMilgard Windows and Doors | Simi Valley | CA | — | ◇ UNVERIFIED |
