- Abbott & Cobb - Watermelon and Melon Seed Business Acquired By Bayer CropScience AG
- Abbott - Non-U.S. Developed Markets Specialty and Branded Generics Acquired By Viatris
- Abbott Brown
- Abbott Communications Group Acquired By Sandy Alexander
- Abbott Foods Acquired By Sysco
- Abbott Laboratories Acquisitions
- Abbott Laboratories - Vado Steerable Sheath Acquired By Terumo
- Abbott Laboratories S.A. Acquired By Recipharm AB
- Abbott Medical Optics Acquired By Johnson & Johnson
- Abbott Spine Acquired By Zimmer Biomet Holdings
- AbbVie Acquisitions
- Abby Christian
- Abby Decker
- Abby Insurance Agency Acquired By Ensurise
- Abby Jewelry & Loan Acquisitions
- Abby Jie
- Abby Johnson
- Abby Kaplan
- Abby Wilson
- ABBYY Solutions Acquisitions
- ABC Amega Acquisitions
- ABC Bearings Acquired By The Timken Company
- ABC Business Records Center Acquired By Access Information Management Shared Services
- ABC Coating Acquired By Commercial Metals
- ABC Coating Company of Texas Acquired By Commercial Metals
- ABC Distribution & Retail Solutions Acquired By Electronic Arts
- ABC Electric Acquired By PumpMan
- ABC Fire & Cylinder Service Acquired By Summit Companies
- ABC Fire Extinguisher Acquired By CertaSite
- ABC Fitness Solutions Acquisitions
- ABC Fulfillment Acquired By TAGG Logistics
- ABC Industries Acquired By Branford Castle Partners
- ABC Kredittstyring AS Acquired By Visma Oy
- ABC News Acquisitions
- ABC Pest Control Of Houston Acquired By Orkin
- ABC Pharmacia Acquired By Georgia Healthcare Group
- ABC Products Pty Acquired By Mincon Group
- ABC Refrigeration & HVAC Acquired By CoolSys
- ABC Rental Acquired By Titan Machinery
- ABC Research Laboratories Acquired By Merieux NutriSciences
