- American Background Information Services Acquired By Intersections
- American Backhaulers Acquired By C.H. Robinson Worldwide
- American Bancard Acquisitions
- American Bank Note Holographics Acquired By VIAVI Solutions
- American Bank of Commerce Acquired By BOU Bancorp
- American Bank of St. Paul Acquired By Deerwood Bank
- American Bath Group Acquisitions
- American Battery Solutions Acquisitions
- American Beacon Advisors Acquired By Kelso & Company
- American Benefit Partners Acquired By MDW Insurance Group
- American Benefits Consulting Acquired By Alliant Insurance Services
- American Benefits Exchange Acquired By Amerilife Group
- American Beverage Acquisitions
- American Bio Engineers Acquired By Aperture
- American Bio-Systems Acquired By American Vanguard
- American BioCare Acquired By Lenox Equity Partners
- American Bionostica Acquired By Ott Scientific
- American Biosurgical Acquisitions
- American Blanching Acquired By Post Holdings
- American Block Acquired By Evercast Concrete
- American Boat Brokers Acquired By OneWater Marine
- American Brass and Aluminum Foundry Acquired By IPS
- American Brewing Acquisitions
- American Broadband Communications Acquisitions
- American Builders Supply Acquired By SiteOne Landscape Supply
- American Building & Roofing Acquired By Beacon Roofing Supply
- American Building Services Acquired By The Cook & Boardman Group
- American Building Systems Group of Companies Acquired By TopBuild
- American Business Financial Services Acquired By Ocwen Financial
- American Business Machines Acquired By Sharp Electronics
- American Campus Communities Acquisitions
- American Capital Mergers and Acquisitions
- American Carbonyl Acquisitions
- American Card Services Acquisitions
- American Care Air Ambulance Acquired By REVA
- American Caribbean Real Estate of the Middle and Lower Florida Keys Acquired By BHH Affiliates
- American Casino & Entertainment Properties Acquired By Golden Entertainment
- American Cellular corp. Acquisitions
- American Cellular Network Acquired By Comcast
- American Cementing Acquired By Argonaut Private Equity
