- W.illi.am/ Acquired By Valtech SE
- W.K. Thomas Acquisitions
- W.K. Thomas and Industrial Supplies Acquired By Bunzl
- W.L. Gore & Associates - ONE-UP Pump Diaphragm Business Acquisitions
- W.L. Hailey Acquired By Layne Christensen
- W.M. Barr Acquisitions
- W.N. Tuscano Agency Acquisitions
- W.R. ?Witt Stephens
- W.S. Darley Acquisitions
- W.S. Thompson Associates Acquired By Highstreet IT Solutions
- W.W. Clyde Acquisitions
- W.W. Grainger Acquisitions
- W.W. Williams Company Acquisitions
- W.Y. Campbell & Co.
- W.Y. Campbell & Company Acquisitions
- W2 Communications Acquisitions
- w2bi Acquired By Advantest
- W2O Group Acquisitions
- W3Global Acquisitions
- W3ll People Acquired By e.l.f. Beauty
- W3net Acquired By LG lugar de gente
- W4 Performance Ad Market Acquired By Digital Media Solutions
- WA WallVision Sweden AB Acquisitions
- Waagan Transport Group AS Acquired By DSV A/S
- Waard Group Acquired By Chesnara
- WAAREE Instruments Acquired By Baumer Holding AG
- Wabash Alloys Acquired By Aleris International
- Wabash National Acquisitions
- Wabash Technologies Acquired By Sensata Technologies Holding N.V.
- Wabash Valley Power Association Acquisitions
- Wabbi Software S.A. Acquired By ContaAzul
- WABCO Holdings Acquisitions
- Waberer s Holding Pte. Acquired By Mid Europa Partners
- Wabi Development Acquired By KBR
- Wabtec Acquisitions
- Wabush Mines Acquired By ArcelorMittal SA
- Wachendorff Elektronik KG Acquired By Topcon Positioning Systems
- Wachovia Acquisitions
- Wachovia Securities
- Wachs Valve and Hydrant Services Acquired By Pure Technologies
