Mark Walchirk
Director/Board Member at Patterson (PDCO) Holdings UK Ltd.
Net worth: 185 366 $ as of 2024-03-30
Profile
Mark Steven Walchirk is currently a Director at National Veterinary Services Ltd.
and a Director at Patterson (PDCO) Holdings UK Ltd.
Previously, he was the President, Chief Executive Officer & Director at Patterson Cos., Inc. from 2017 to 2022.
He was also the President-Specialty Care Solutions at McKesson Corp.
from 2001 to 2017 and the President & Chief Operating Officer at McKesson Pharmaceutical from 2012 to 2017.
Additionally, he served as a Director at Healthcare Distribution Alliance and a Member-Governor Board at GS1 US, Inc. He received his undergraduate degree from the University of Illinois in 1988.
Known holdings in public companies
| Company | Date | Number of shares | Valuation | Valuation date |
|---|---|---|---|---|
| 2023-07-13 | 6,704 ( 0.01% ) | 185 366 $ | 2024-03-30 |
Mark Walchirk active positions
| Companies | Position | Start |
|---|---|---|
Patterson (PDCO) Holdings UK Ltd.
 Patterson (PDCO) Holdings UK Ltd. Financial ConglomeratesFinance Part of Patterson Cos., Inc., Patterson (PDCO) Holdings UK Ltd. functions as an investment holding private company. The company is based in Stoke-on-Trent, UK. | Director/Board Member | - |
National Veterinary Services Ltd.
 National Veterinary Services Ltd. Medical DistributorsDistribution Services Part of Patterson Cos., Inc., National Veterinary Services Ltd. is a supplier of veterinary pharmaceuticals. The private company is based in Stoke-on-Trent, UK. The British company was founded in 1989 by Peter Ashton. The CEO is Martin Holt Riley. | Director/Board Member | 2017-11-19 |
Former positions of Mark Walchirk
| Companies | Position | End |
|---|---|---|
| PATTERSON COMPANIES, INC. | Chief Executive Officer | 2022-10-11 |
| MCKESSON CORPORATION | President | 2009-09-14 |
McKesson Pharmaceutical
 McKesson Pharmaceutical Medical DistributorsDistribution Services McKesson Pharmaceutical distributes and supplies healthcare services, and medical supplies and equipment. It offers adherence solutions, asset management, audit intervention service, behavioral coaching, central fill, clinical trials, clinical solutions, dental conversion, express coverage, frontedge, group purchasing organization services, and managed care optimizer. The company was founded and is headquartered in San Francisco, CA. | President | 2017-09-30 |
Healthcare Distribution Alliance
 Healthcare Distribution Alliance Miscellaneous Commercial ServicesCommercial Services Healthcare Distribution Alliance operates membership organizations. The firm distributes healthcare and pharmaceutical products. It delivers to pharmacies, hospitals, nursing homes, and health clinics. It provides members to share industry practices, represents member concerns before Congress and regulatory agencies, and publishes newsletters. The company is headquartered in Arlington, VA. | Director/Board Member | - |
GS1 US, Inc.
 GS1 US, Inc. Miscellaneous Commercial ServicesCommercial Services GS1 US, Inc. operates a non-profit charity for global commerce. The company is headquartered in Ewing, NJ. | Director/Board Member | - |
Training of Mark Walchirk
| University of Illinois | Undergraduate Degree |
Experiences
Positions held
Connections
1st degree connections
1st degree companies
Male
Female
Members of the board
Executives
Linked companies
| Listed companies | 2 |
|---|---|
| MCKESSON CORPORATION | Distribution Services |
| PATTERSON COMPANIES, INC. | Distribution Services |
| Private companies | 5 |
|---|---|
GS1 US, Inc.
GS1 US, Inc. Miscellaneous Commercial ServicesCommercial Services GS1 US, Inc. operates a non-profit charity for global commerce. The company is headquartered in Ewing, NJ. | Commercial Services |
National Veterinary Services Ltd.
National Veterinary Services Ltd. Medical DistributorsDistribution Services Part of Patterson Cos., Inc., National Veterinary Services Ltd. is a supplier of veterinary pharmaceuticals. The private company is based in Stoke-on-Trent, UK. The British company was founded in 1989 by Peter Ashton. The CEO is Martin Holt Riley. | Distribution Services |
Healthcare Distribution Alliance
Healthcare Distribution Alliance Miscellaneous Commercial ServicesCommercial Services Healthcare Distribution Alliance operates membership organizations. The firm distributes healthcare and pharmaceutical products. It delivers to pharmacies, hospitals, nursing homes, and health clinics. It provides members to share industry practices, represents member concerns before Congress and regulatory agencies, and publishes newsletters. The company is headquartered in Arlington, VA. | Commercial Services |
McKesson Pharmaceutical
McKesson Pharmaceutical Medical DistributorsDistribution Services McKesson Pharmaceutical distributes and supplies healthcare services, and medical supplies and equipment. It offers adherence solutions, asset management, audit intervention service, behavioral coaching, central fill, clinical trials, clinical solutions, dental conversion, express coverage, frontedge, group purchasing organization services, and managed care optimizer. The company was founded and is headquartered in San Francisco, CA. | Distribution Services |
Patterson (PDCO) Holdings UK Ltd.
Patterson (PDCO) Holdings UK Ltd. Financial ConglomeratesFinance Part of Patterson Cos., Inc., Patterson (PDCO) Holdings UK Ltd. functions as an investment holding private company. The company is based in Stoke-on-Trent, UK. | Finance |
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