- The Sage Group - Sage HRMS Acquired By Net@Work
- The Sage Group - Sage Pay Acquired By Elavon
- The Sage Group - Sage Payroll Solutions Acquired By iSolved HCM
- The Saint James Acquisitions
- The Saint Louis Brewery Acquired By Sage Capital
- The Sales Productivity Acquired By People.ai
- The Salomon Group Acquired By Amer Sports
- The Salt Lake Tribune Acquired By Huntsman Family Investments
- The Salter Group Acquired By FTI Consulting
- The Saltwater Collective Acquired By Meet The People
- The San Diego Union-Tribune Acquired By MLIM
- The Sanborn Map Acquisitions
- The Sanctuary Group Acquired By PZ Cussons
- The Sandwich Factory Holdings Acquired By Greencore Group
- The Sane Company Acquired By George P. Johnson
- The Santa Fe Group Acquired By OneTrust
- The Save Mart Companies Acquired By Kingswood Capital Management
- The Savings Bank Mutual Life Insurance Company of Massachusetts Acquisitions
- The SAVO Group Acquisitions
- The Savvy Group Acquired By Square 2 Marketing
- The Saxonburg Area Authority Acquisitions
- The Schaeff Group Acquired By Terex
- The Schaffer Co s Acquired By CorVel
- The Schield Family Companies Acquisitions
- The Schiele Group Acquisitions
- The Schilli Companies Acquired By Daseke
- The Schmidt Group Acquisitions
- The Schulz Group Acquired By The Timken Company
- The Scott Fetzer Acquisitions
- The Scotts Miracle-Gro Acquisitions
- The Scoular Acquisitions
- The Screen Scene Group Acquired By NEP Group
- The Scully Companies Acquired By Ryder System
- The Seagram Acquisitions
- The Seals Acquisitions
- The SeaOwl Group Acquisitions
- The Search Agency Acquired By ForwardPMX Group
- The Search Party Pty Acquisitions
- The Second City Acquired By Zeknick Media Capital
- The Second City Acquired By Zeknick Media Capital
