6 companies merged, rebranded, or folded into Dentsu Group Inc..
- 2013·Acquired → Dentsu Group Inc.↗
- 2016·Acquired → Dentsu Group Inc.↗
- 2020·Rebranded → Dentsu Group Inc.↗
- 2020·Rebranded → Dentsu Group Inc.↗
- 2020·Merged → Dentsu Group Inc.↗
- 2023·Acquired → Dentsu Group Inc.↗