EX-21 3 mck_exhibit21x3312017.htm LIST OF SUBSIDIARIES OF THE REGISTRANT
Exhibit 21
SUBSIDIARIES OF THE REGISTRANT
There is no parent of the Company. The following is a listing of the significant subsidiaries of the Company.

| JURISDICTION OF ORGANIZATION
McKesson US Finance Corporation | United States
McKesson UK Finance I Limited | United Kingdom
McKesson International Bermuda IP2A Limited | Bermuda
McKesson International Holdings Unlimited Company | Ireland
McKesson International Bermuda IP3A Limited | Bermuda
McKesson Financial Holdings Unlimited Company IP3 | Ireland
Celesio Holdings Deutschland GmbH & Co. KGaA | Germany
PF2 McKesson Technologies Inc. | United States