- CAST Management Consultants Acquired By West Monroe Partners
- Cast Metal Services Pty Acquired By Bradken
- Cast-Crete USA Acquisitions
- Castaldi Lighting Acquired By Penta S.r.l
- Castanea Partners Mergers and Acquisitions
- Casteel Heating Cooling Plumbing and Electrical Acquired By Horizon Services
- Casteel Schoenborn Acquired By Lambert
- Castel Froma Acquisitions
- Castelbel Artigos de Beleza S.A Acquired By Vallis Capital Partners SGPS SA
- Castellan Solutions Acquisitions
- Castelle Furniture Acquired By Brown Jordan International
- Castelli Endoscopy Clinic Acquired By GreeneStone Healthcare
- Castelli Acquired By mutares AG
- Castello Italia Srl Acquired By ARaymond
- Castellum AB Acquisitions
- Castellum Acquisitions
- Caster Concepts Acquisitions
- Caster Connection Acquired By River Associates
- Casterline Associates PC Acquired By BDO USA
- Castfire Acquired By WideOrbit
- CastFutura Acquired By Robertshaw Controls
- Castheon Acquired By ADDMAN Engineering
- Castify Networks Acquired By Omneon
- Castik Capital S.Ã r.l. Mergers and Acquisitions
- CASTion Acquired By ThermoEnergy
- Castle & Cooke Cold Storage Acquired By Lineage Logistics Holdings
- Castle Biosciences Acquisitions
- Castle Brands Acquisitions
- Castle Colours Acquired By Prince Mineral
- Castle Copy Service Acquired By Lexitas
- Castle Country Care Center Acquired By The Ensign Group
- Castle Creek Biosciences Acquisitions
- Castle Creek Capital Mergers and Acquisitions
- Castle Creek Financial LLC
- Castle Creek Pharmaceuticals Acquisitions
- Castle Graphics Pty. Acquired By Colorpak
- Castle Harlan Mergers and Acquisitions
- Castle House Dental Practice Acquired By SDC Group
- Castle Island Partners Mergers and Acquisitions
- Castle Oil Corp - Port Morris Terminal Acquired By Sprague Resources
