- 4Ps Marketing Acquired By Artefact SA
- 4Refuel Canada Acquisitions
- 4RF Acquired By Fortissimo Capital
- 4SameDay Acquired By 1st Choice Delivery
- 4Sec Group Acquisitions
- 4Service Acquisitions
- 4sight Financial Software Acquired By Broadridge Financial Solutions
- 4Solutions Pty Acquired By The Descartes Systems Group
- 4Subsea Acquired By Subsea 7 SA
- 4teamwork AG Acquired By Fabasoft AG
- 4tell Solutions Acquired By Rubicon Technology Partners
- 4th Source Acquired By AN Global I.T. S.A.P.I. de C.V.
- 4th Strand Acquired By Intertek Group
- 4thegame.com Acquired By Sportech
- 4titude Acquired By Azenta
- 4Trust Mortgage Acquired By First Financial Bankshares
- 4Tune Engineering Acquired By ValGenesis
- 4Twelve Pictures Acquired By Smith Brothers Agency
- 4U2C Acquisitions
- 4U2U Brands Acquired By Sun Orchard
- 4Voice Acquisitions
- 4Wall Entertainment Acquisitions
- 4Ways Healthcare Acquired By evidia
- 4WHEELS Services + Logistik Acquired By CAPCELLENCE
- 4x4 Capital Mergers and Acquisitions
- 5 Alarm Fire & Safety Equipment Acquired By MacQueen Equipment
- 5 Alarm Music Acquired By Ole Media Management
- 5 Arch Funding Acquired By Redwood Trust
- 5 fifteen Acquired By Ingenta
- 5 High Innovations AB Acquired By Advania AB
- 5 Horizons Group Acquisitions
- 5 Living Properties Acquired By Diversified Healthcare Trust
- 5 M s Minerals Management Acquired By SS&C Technologies Holdings
- 5 Rings Telecom Acquired By Babble Cloud
- 5 Santé Acquired By Korian SA
- 5 Star Pest Solutions Acquired By PestCo Holdings
- 5 Star Pharmacy Acquired By Emerald Organic Products
- 5 Star Refrigeration & Air Conditioning Acquired By Horizon Food Equipment
- 5 Star Security Acquired By Select Security
- 5-D Systems Acquired By Kratos Defense & Security Solutions