- XLerate Group Acquisitions
- XLHealth Acquired By UnitedHealth Group
- XLI Technologies Acquisitions
- Xlibris Acquired By Author Solutions
- Xlife Sciences AG Acquisitions
- XLMedia Acquisitions
- XLN Telecom Acquisitions
- XLNT Design Acquired By Intel
- XLOC Acquired By Keywords Studios
- XLogics Acquired By MetaPack
- XLS Partners, Inc.
- Xlumena Acquired By Boston Scientific
- XM Cyber Acquisitions
- XMA Acquisitions
- XMachina AI Acquisitions
- Xmark Acquired By Stanley Black & Decker
- Xmark Media Acquired By SPIE
- xMatters Acquired By Everbridge
- Xmbrace Acquired By Kirona Solutions
- XMedius Solutions Acquisitions
- XMH Acquisitions
- XMI Acquired By G&A Partners
- XMKT Group Acquired By WPP
- XMLdation.com Oy Acquisitions
- XMPie Acquired By Xerox Holdings
- XMS Capital Partners LLC
- Xn Leisure Systems Acquired By Gary Jonas Computing
- XND Technologies Acquisitions
- Xnor.ai Acquired By Apple
- XO Athletic Acquired By Shock Doctor
- XO Communications - Fiber Business Acquired By Verizon Communications
- XO Communications Acquisitions
- XO1 Acquired By Janssen Pharmaceuticals
- Xobee Networks Acquisitions
- Xobni Acquired By Yahoo!
- XoDoc Technologies Acquired By Phantom Fiber
- Xodus Group Acquisitions
- Xoft Acquired By iCAD
- xoJane Acquired By Time
- XOJET Acquired By Vista Global Holding
