![William Jackman](data:image/svg+xml,<svg xmlns="http://www.w3.org/2000/svg" width="16" height="16" fill="%231b1b1b" class="bi bi-person-fill" viewBox="0 0 16 16"><path d="M3 14s-1 0-1-1 1-4 6-4 6 3 6 4-1 1-1 1zm5-6a3 3 0 1 0 0-6 3 3 0 0 0 0 6"/></svg>)
William Jackman
General Counsel at
RIOT PLATFORMS, INC.
Net worth: 78 M $ as of 30/06/2026
Profile
William Jackman is Secretary, Executive VP & General Counsel at Riot Platforms, Inc. since 2022.
Mr. Jackman is a member of the New York State Bar Association, The Florida Bar, and the Ontario Bar Association.
Mr. Jackman worked as a Senior Corporate Attorney at Holland & Knight LLP from 2014 to 2017.
Mr. Jackman earned an MBA from Nova Southeastern University, Inc. Mr. Jackman graduated from the University of Windsor and the University of Detroit Mercy School of Law.
Known holdings in public companies
| Company | Date | Number of shares | Valuation | Valuation date |
|---|---|---|---|---|
RIOT PLATFORMS, INC. 0.75% | 01/01/2026 | 28,53,105 ( 0.75% ) | 78 M $ | 30/06/2026 |
William Jackman active positions
| Companies | Position | Start |
|---|---|---|
| RIOT PLATFORMS, INC. | General Counsel | - |
New York State Bar Association
 New York State Bar Association Miscellaneous Commercial ServicesCommercial Services Operates as a bar association | Corporate Officer/Principal | - |
The Florida Bar
 The Florida Bar Miscellaneous Commercial ServicesCommercial Services Operates as professional organization of lawyers | Corporate Officer/Principal | - |
Ontario Bar Association
 Ontario Bar Association Miscellaneous Commercial ServicesCommercial Services Operates as association that provides legal services | Corporate Officer/Principal | - |
Former positions of William Jackman
| Companies | Position | End |
|---|---|---|
Holland & Knight LLP
 Holland & Knight LLP Miscellaneous Commercial ServicesCommercial Services Provides legal services | Corporate Officer/Principal | 01/08/2017 |
Training of William Jackman
Experiences
Positions held
Active
Inactive
Listed companies
Private companies
Connections
97
1st degree connections
8
1st degree companies
Male
Female
Members of the board
Executives
Linked companies
| Private companies | 8 |
|---|---|
Riot Platforms, Inc.
 Riot Platforms, Inc. Information Technology ServicesTechnology Services Provides bitcoin mining services | Technology Services |
Holland & Knight LLP
Holland & Knight LLP Miscellaneous Commercial ServicesCommercial Services Provides legal services | Commercial Services |
Nova Southeastern University, Inc.
 Nova Southeastern University, Inc. Other Consumer ServicesConsumer Services Functions as a College/University | Consumer Services |
University of Windsor
 University of Windsor Other Consumer ServicesConsumer Services Functions as a College/University | Consumer Services |
New York State Bar Association
New York State Bar Association Miscellaneous Commercial ServicesCommercial Services Operates as a bar association | Commercial Services |
The Florida Bar
The Florida Bar Miscellaneous Commercial ServicesCommercial Services Operates as professional organization of lawyers | Commercial Services |
Ontario Bar Association
Ontario Bar Association Miscellaneous Commercial ServicesCommercial Services Operates as association that provides legal services | Commercial Services |
University of Detroit Mercy School of Law
 University of Detroit Mercy School of Law Other Consumer ServicesConsumer Services Functions as a College/University | Consumer Services |
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