- Adorial Acquired By C4X Discovery Holdings
- Adorn Acquired By Patrick Industries
- Adoxio Business Solutions Acquired By KPMG International
- ADP Distributors Acquired By CARDONE Industries
- ADP Graphic Communications Acquired By Diversified Global Graphics Group
- AdParlor Acquired By Adknowledge
- Adpay Acquired By Ancestry.com
- AdPerfect Dynamic Advertising Solutions Acquired By Tribute Technology
- Adperio Acquired By Matomy Media Group
- Adphorus Acquired By Sojern
- ADPma Acquired By Mollenhour Gross
- AdPortal Acquired By Glam Media
- AdPro Change Systems Acquired By Prosci
- ADQ Acquisitions
- ADQ Acquired By Applied Products
- Adquant - Social Advertising Agency Acquired By Matomy Media Group
- Adquant Acquisitions
- AdQuantic Acquired By Criteo SA
- adQuota Denmark ApS Acquisitions
- ADR Transport ApS Acquired By IAT A/S
- ADR-Haanpaa Oy Acquired By Pamplona Capital Management - Private Equity
- Adra A/S Acquired By Trintech
- Adragos Pharma Acquired By FSN Capital Partners
- AdReady Acquired By CPX Interactive
- Adreima Acquisitions
- Adrenaline Acquired By Caltius Structured Capital
- Adrexo SA Acquisitions
- Adria Cammeyer
- Adria Warren
- Adriaan Visser
- Adriaan Zur Muhlen
- Adrian Alonso
- Adrian Amer
- Adrian Balcombe
- Adrian Ballam
- Adrian Bingel
- Adrian Cabrera
- Adrian Carriers Acquired By Roadrunner Transportation Systems
- Adrian Carter
- Adrian Chandran
