EX-21 5 a2024q4exhibit21.htm EXHIBIT 21 - SUBSIDIARIES

EXHIBIT 21

SUBSIDIARIES OF REGISTRANT

Significant Subsidiaries

Company						Jurisdiction of Incorporation						Percentage of Voting Securities Owned by Registrant						Number of US subsidiaries						Number of Non-US subsidiaries
Omnicom APIMA Holdings Limited						Hong Kong						100%						—						64
Omnicom Capital Inc.						Connecticut						100%						2						7
Omnicom Europe Limited						United Kingdom						100%						6						558
Omnicom Finance Holdings plc						United Kingdom						100%						—						2
Omnicom Capital Holdings plc						United Kingdom						100%						—						3
Omnicom Digital Commerce LLC						Delaware						100%						10						1
Omnicom Group (Asia Pacific) Pte. Ltd.						Singapore						100%						—						36
BBDO Worldwide Inc.						New York						100%						23						62
DDB Worldwide Communications Group LLC						New York						100%						8						15
TBWA Worldwide Inc.						New York						100%						5						15
DAS Holdings Inc.						Delaware						100%						58						9
Omnicom Media Group Holdings Inc.						Delaware						100%						26						7