- Australian Satellite Communications Pty Acquired By SpeedCast
- Australian Vaporizers Pty. Acquired By Lifeist Wellness
- Australian Vegie Gourmet Acquired By Yumi s Quality Foods Pty
- Australian Venue Acquired By KKR
- Australian Vinyls Corp Pty Acquired By CSBP
- Australian Vinyls Pty Acquired By Wesfarmers Chemicals Energy & Fertilisers
- Australis Capital Mergers and Acquisitions
- Australis Capital Acquisitions
- Australis Partners Mergers and Acquisitions
- Austria Druckguss & Co KG Acquired By Anhui Zhongding Holding
- Austria Email AG Acquired By Treibacher Industrie AG
- Austrian Post - trans-o-flex operations beligium Acquired By PostNL N.V.
- Austrian Post - trans-o-flex operations nederlands Acquired By PostNL N.V.
- Austro SA de C.V. Acquired By Brenntag
- Austro Mold Acquired By Oneida Molded Plastics
- AustroCel Hallein Acquired By TowerBrook Capital Partners
- AUSWEB.COM.AU Pty Acquired By Ziff Davis
- Auswertungsstelle für Strahlendosimeter Acquired By Mirion Technologies
- Ausy SA Acquisitions
- AUT Solutions Group Acquired By Dorilton Capital
- Autajon Group Acquisitions
- Autó-Hopa Bt. Acquired By Comuto SA
- Auteq Telemática SA Acquired By Deere
- Auth0 Acquired By Okta
- AuthenTec Acquisitions
- Authentic Acquired By OnCell
- Authentic Brands Group Acquisitions
- Authentic Digital Acquired By Concord USA
- Authentic Gaming Acquired By Light & Wonder
- Authentic Recovery Center Acquired By Discovery Behavioral Health
- Authentic Response Acquired By Reinvention Capital Advisors
- Authentica Solutions Acquisitions
- Authentica Acquired By DELL EMC
- Authenticom Acquisitions
- Authentify Acquired By Early Warning Services
- Authentix Acquisitions
- Authess Acquired By Elsevier BV
- AuthLinks.com Acquired By App Swarm
- Author Solutions Acquisitions
- AuthorBridge Acquired By IXIASOFT
