- Don & Roy s Motorsports Acquired By Action Power Sports
- Don Allen Agency Acquired By Walsh Duffield Companies
- Don Armstrong
- Don Bell
- Don Best Sports Acquired By Light & Wonder
- Don Blair
- Don Bowes
- Don Buder
- Don Cameron & Associates Acquired By Radiant Logistics
- Don Carlson
- Don Cavalcanto
- Don Collie
- Don Cornwell
- Don Davidson
- Don Dimitrievich
- Don Doering
- Don Don Up Acquisitions
- Don Feldmann
- Don Gary
- Don Glendenning
- Don Grantham Funeral Home Acquired By Carriage Services
- Don Gray
- Don Gray
- Don Grubman
- Don Herzog
- Don Hickerson
- Don Ho
- Don Hofmann
- Don Holbrook
- Don Holmberg
- Don Jacobs Insurance Services Acquired By AssuredPartners
- Don Jamieson
- Don Johnston - Education Technology Acquired By Texthelp
- Don Johnston Acquisitions
- Don Julio Foods Acquired By Tyson Foods
- Don Jungerman
- Don Krier
- Don Levy
- Don Lonczak
- Don Luciani
