- Union Square Advisors LLC
- Union Square Hospitality Group Acquisitions
- Union Square Music Publishing Acquired By BMG Rights Management
- Union Square Software Acquired By Deltek
- Union Steel Holdings Acquisitions
- Union Technology Acquired By Quantic Electronics
- UNION therapeutics A/S Acquisitions
- Union Tractor Acquired By Mill City Capital
- Union Valley Energy Center Acquired By Quantum Utility Generation
- UNION Werkzeugmaschinen Acquired By Maschinenfabrik Herkules KG
- Unionamerica Holdings Acquired By Royston Run-off
- Unionbanc Insurance Services Acquired By BB&T Insurance Services
- Unionchimica Industriale Acquisitions
- Unione Fiduciaria Acquisitions
- UnionWare Acquired By Omega Financial
- Unipac Acquired By Selig Sealing Products
- Unipack Acquired By Geritrex
- Unipar Carbocloro S.A. Acquisitions
- Unipath Acquired By Alere
- UNIPEKTIN Ingredients AG Acquired By Nexira SAS
- Unipex Group Acquisitions
- Unipex Solutions Canada Acquired By KODA Distribution Group
- Uniphar Group Acquisitions
- Unipharm Laboratories Acquired By Azelis Group NV
- Unipharma Acquired By New Vision Pharmaceuticals
- Uniphase - Ultrapointe Business Acquired By KLA
- Uniphase Acquisitions
- Uniphore Software Systems Acquisitions
- Uniphy Health Systems Acquired By Harris Healthcare
- Unipier Acquired By Flash Networks
- Uniplen Indústria de PolÃmeros Acquired By Avient
- Uniply Industries Acquisitions
- UniPoint Holdings Acquisitions
- UnipolSai Assicurazioni Acquisitions
- UnipolSai Property And Casualty Insurance Business Acquired By Allianz
- Unipower AB Acquired By Sdiptech AB
- Unipower Acquisitions
- UniPrint.net Acquisitions
- Unipro Gida San. ve Tic. A.S. Acquired By AAK AB
- Unipro Unlimited Acquired By Center Manufacturing
