| KPKey Plastics Plastic Mfg York | York | PA | — | ◇ UNVERIFIED |
| KSKey Steel Products INC | Hawthorne | CA | — | ◇ UNVERIFIED |
| KAKeystone Automotive Industries, INC. | Ontario | CA | — | ◇ UNVERIFIED |
| KBKeystone Boiler Works, INC. | Pottstown | PA | — | ◇ UNVERIFIED |
| KCKeystone Cap Company | Columbia | PA | — | ◇ UNVERIFIED |
| KCKeystone Custom Fabricators, INC. | Elizabeth | PA | — | ◇ UNVERIFIED |
| KEKeystone Engineering Company | Ontario | CA | — | ◇ UNVERIFIED |
| KFKeystone Fabrication LLC | Mt Pleasant | PA | — | ◇ UNVERIFIED |
| KMKeystone Machine Works | Sand Springs | OK | — | ◇ UNVERIFIED |
| KPKeystone Park LLC | Patterson | CA | — | ◇ UNVERIFIED |
| KPKeystone Precision and Engineering, Inc. | Pepperell | MA | — | ◇ UNVERIFIED |
| KPKeystone Precision Machining, INC. | North Wales | PA | — | ◇ UNVERIFIED |
| KPKeystone Precision Manufacturing, Inc. | Guys Mills | PA | — | ◇ UNVERIFIED |
| KSKeystone Southern Stud Weld, LLC | Irving | TX | — | ◇ UNVERIFIED |
| KPK&F Properties LLC | Strasburg | CO | — | ◇ UNVERIFIED |
| KEKga Electroplating LLC | Catano | PR | — | ◇ UNVERIFIED |
| KGKgp Group, INC. Dba Speqtrum Aerospace | Fort Worth | TX | — | ◇ UNVERIFIED |
| KPKgt Protective Systems INC | Long Island City | NY | — | ◇ UNVERIFIED |
| KAK&h Acquisition Company, LLC Dba D. A. Moore CORP | Concord | NC | — | ◇ UNVERIFIED |
| KHKha Ha | San Jose | CA | — | ◇ UNVERIFIED |
| KKKha Kenny Products INC. | Fountain Valley | CA | — | ◇ UNVERIFIED |
| KMKhan Machine Tool CO LTD | Seattle | WA | — | ◇ UNVERIFIED |
| KFKhourys Fabrication Shop | Lancaster | SC | — | ◇ UNVERIFIED |
| KPKibblewhite Precision Machining, INC. | Half Moon Bay | CA | — | ◇ UNVERIFIED |
| KIKibco INC Dba Quality Stamping and Manufacturing | Morris | MN | — | ◇ UNVERIFIED |
| KBKichigo Berry Farm, LLC. | Oxnard | CA | — | ◇ UNVERIFIED |
| KDKickr Design LLC | Atlanta | GA | — | ◇ UNVERIFIED |
| KWKidde Walter & Company INC | Memphis | TN | — | ◇ UNVERIFIED |
| KMKiefer Machining, INC. | San Carlos | CA | — | ◇ UNVERIFIED |
| KPKilgore Plant | Kilgore | TX | — | ◇ UNVERIFIED |
| KSKilgore Saw Company | North Little Rock | AR | — | ◇ UNVERIFIED |
| KMKilleen Machine and Tool Company, Inc. | Auburn | MA | — | ◇ UNVERIFIED |
| KAKim Anh Familty Investments LLC | El Monte | CA | — | ◇ UNVERIFIED |
| KEKimball Electronics | Indianapolis | IN | — | ◇ UNVERIFIED |
| KRKimball Railcar Services | Kimball | MN | — | ◇ UNVERIFIED |
| KMKimble Manufacturing Company | New Philadelphia | OH | — | ◇ UNVERIFIED |
| KIKimbow INC | Grand Rapids | MI | — | ◇ UNVERIFIED |
| KMKimbrell Manufacturing Corporation | Garland | TX | — | ◇ UNVERIFIED |
| KMKimco Mfg., INC. | Fresno | CA | — | ◇ UNVERIFIED |
| KCKimHoward Corporation | Houston | TX | — | ◇ UNVERIFIED |
| KCKinetics Climax INC | Wilsonville | OR | — | ◇ UNVERIFIED |
| KFKing Fiber Design, Inc | Patillas | PR | — | ◇ UNVERIFIED |
| KIKing Industrial Hard Chrome | Fresno | CA | — | ◇ UNVERIFIED |
| KMKing Machine of North Carolina, INC. | Charlotte | NC | — | ◇ UNVERIFIED |
| KPKing Penn Industries, Inc. | Dallas | TX | — | ◇ UNVERIFIED |
| KPKing Precision Machine INC | Lebanon | OR | — | ◇ UNVERIFIED |
| KCKing's Custom Machining | New Hope | MN | — | ◇ UNVERIFIED |
| KEKings Eco Plastics, LLC | Mcallen | TX | — | ◇ UNVERIFIED |
| KTKing Tool Company | Longview | TX | — | ◇ UNVERIFIED |
| KMKinksbridge Metal CO | Carrollton | GA | — | ◇ UNVERIFIED |
