- Kokopelli Property Management
- KONG Company
- Konover Construction Corporation
- Konza United Way
- Koppers Inc.
- Korean American Coalition Sacramento Chapter
- Korean American Coalition, Los Angeles Chapter
- Korean Community Center of East Bay
- Korean Community Development Services Center
- Korean Resource Center
- Korrigan Media International
- Kosairs Children's Hospital
- Kosclusko Community Health
- Kossuth Regional Hospital
- KP Communications
- KPMG
- Kraemer Brothers Construction
- Kraft Cleaners
- Kraft Foods
- Kraft Foods, Nabisco Biscuit Division
- Kraft Heinz Davenport
- Kraft-Sussman Funeral and Cremation Services
- KraftMaid Cabinetry, Inc
- Krez Group
- Krisam Group
- KRM Information Services, Inc.
- Kroger Food Stores
- Kroger, Delta Division
- KSL Resorts
- KSL Resorts
- KSL-TV
- KTA-Tator, Inc.
- KTW Consulting
- KU School of Medicine-Wichita
- Kubota Tractor
- KUED7
- Kuhlman Corporation
- Kulicke and Soffa Industries Inc.
- Kullman
- Kung Fu Martial Arts and Health Academy
- KUNM Radio - Native America Calling
- KUTV
- Kutztown University
- Kwik Kopy Printing
- L'Auberge Del Mar Resort and Spa
- L.A. Ruiz Associates, Inc.
- L3 Communications
- L3 Communications
- La Amapola Inc.
- LA Inc. The Convention and Visitors Bureau