- Attensity Europe Acquired By IMCap Partners
- Attensity Group Acquisitions
- Attenti Electronic Monitoring Acquired By Allied Universal
- Attention Capital Acquisitions
- Attention Acquired By Intrado
- Attentive.ly Acquired By Blackbaud
- Attento ApS Acquired By Axis Communications AB
- Attenua Acquired By CODA Biotherapeutics
- Attero B.V. Acquired By 3i Infrastructure
- Attero Tech Acquired By QSC
- Atterro Acquired By Advantage Resourcing America
- Attewell Acquired By Avantus Aerospace
- Attias Textiles SA Acquired By The Schmidt Group
- Attic Labs Acquired By Salesforce
- Atticus Bieff
- Atticus Frank
- attikSpace Acquired By Extreme Reach
- Attila Kimpan
- Attila Security Acquired By ID Technologies
- Attindas Hygiene Partners Group Acquired By American Industrial Partners
- Attirance Acquired By Georgia Healthcare Group
- Attis Industries Acquisitions
- Attisholz Holding - Consumer & Away-from-Home Divisions Acquired By Kimberly-Clark
- Attisholz Holding AG Acquisitions
- Attivo Networks Acquired By SentinelOne
- Attix5 UK Acquired By Redstor
- Attleboro Area Medical Equipment Acquired By Reliable Respiratory
- Attn: Acquired By Candle Media
- Atto BioScience Acquired By Becton Dickinson
- Attollo AB Acquired By Broviken Gruppen
- ATTOM Data Solutions Acquisitions
- Attorneys Title Agency Acquisitions
- Attorneys Title Guaranty Fund Acquired By Guaranteed Rate
- Attra Pty Acquired By Synechron
- Attractive World Acquired By EliteSingles
- Attraqt Group Acquisitions
- Attrax Acquired By SmartRecruiters
- Attribo Acquired By Cloudability
- Attributor Acquired By Digimarc
- Attribytes Acquired By Syndigo
