- Éanna Mellett
- Écart Invest Mergers and Acquisitions
- Éclair Theatrical Services Acquired By Deluxe Media
- Éclat Pharmaceuticals Acquired By Avadel Pharmaceuticals
- École Internationale de Mode & Luxe Acquired By ACE Education
- Émfasis Billing & Marketing Services Acquired By Servinform SA
- Énergir Acquisitions
- Éric Amyot
- Éric Girard
- Éric Hamou
- Ãslensk Orkumiðlun ehf Acquired By Festi hf
- Órgano SÃntesis S.A. de C.V. Acquired By Pilot Chemical
- Óticas Carol S.A. Acquired By Luxottica Group
- ÖBB-Fernbus Acquired By Flix SE
- Öhlins Racing A.B. Acquired By Tenneco
- Örgen G?da Sanayi ve Ticaret A.?. Acquired By Ajinomoto
- Össur hf. Acquisitions
- Österreichische Post AG Acquisitions
- Östersjö Elektriska AB Acquired By Instalco Group
- Östgötafrakt AB Acquired By DSV Miljø A/S
- Övik Låsteknik AB Acquired By Fresks Försäljning AB
- Özgür Sungu
- Özge Akman Özmenlikan
- Özyürek Mümessillik ve D?? Ticaret A.?. Acquired By Elekta AB
- Ødegaard & Danneskiold-Samsøe A/S Acquired By Schlumberger
- Øglænd Industrier AS - Sprinkler Business Acquired By Ahlsell AB
- Øivind Hermansen
- Øptimus Analytics Acquired By Dynata
- Ørsted Acquisitions
- Ørsted - South Fork Revolution Wind and two New England offshore wind lease areas Acquired By Ørsted
- Øystein Guvag
- Ã la carte healthcare Acquired By International Medical Group
- élan Marketing Acquired By Global Imaging Systems
- énergie Fitness Acquired By Bridges Fund Management
- époque évolution Acquired By Lolë Brands Canada ULC
- B & A Friction Material Acquired By FleetPride
- B & B Body and Paint Acquired By Service King Collision Repair Centers
- B & B Electrical Supply Acquired By Standard Electric Supply
- B & C Instruments Acquired By J.A. King
- B & F Special Risks Acquired By The H.W. Kaufman Financial Group
