- ABM Equipment Acquired By Heartland Equity Partners
- ABM Government Services Acquired By Valiant Integrated Services
- ABM Industries - Mechanical Operation Acquired By San Joaquin Chemicals
- ABM Industries Acquisitions
- ABM Industries - Security Business Acquired By Universal Protection Service
- ABM Italia Acquired By BC Partners
- ABM Italia Acquired By Keter Plastic
- ABM Parking Services Acquisitions
- Abmaxis Acquired By Merck
- ABMB Engineers Acquired By Stantec
- ABMI Corporate SAS Acquired By Omnes Capital
- ABN AMRO Acquired By Bank of N.T. Butterfield & Son
- ABN AMRO Bank A.G. Acquired By Union Bancaire Privée UBP SA
- ABN AMRO Group N.V. Acquisitions
- Abnormal Returns Acquired By StockTwits
- ABnote Czech s.r.o. Acquired By Safran SA
- Abo Brewery Share Company SC Acquired By Diageo
- ABO Filtertechnik Nord Acquired By Waterlogic International
- ABO-GROUP Environment NV Acquisitions
- ABODA Acquired By Reside Worldwide
- Abode Healthcare Acquisitions
- Abode Home Products Acquired By Norcros
- Aboingo Services Acquired By Ontellus
- Abood Wood-Fay Real Estate Group Acquired By Avison Young
- Abou AB Acquired By Addnode Group AB
- Abound Bio Acquired By Galapagos NV
- Abound Farms Acquired By PHI Group
- About Acquired By IAC
- About.me Acquired By Broadly
- aboutLife Acquired By NerdWallet
- Above & Beyond Technology Acquisitions
- Above Food Acquisitions
- Above Security Acquired By Hitachi Systems
- Above Training Acquired By TPC Training
- AboveNation Media Acquired By Huntsworth
- AboveNet Acquired By Zayo Group
- ABQ Studios Acquired By Netflix
- ABR Information Services Acquired By Ceridian HCM Holding
- ABRA Auto Body & Glass Acquisitions
- ABRA Automotive Systems Acquired By Driven Brands
