![John McNamara](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>)
John McNamara
Director/Board Member at
GREIF, INC.
Net worth: 60 M $ as of 2026-08-30
Profile
John W.
McNamara is an Independent Director at Greif, Inc. since 2009.
Formerly, Mr. McNamara was President & Owner at Corporate Visions, Inc. and President & Owner at Corporate Visions LLC.
Mr. McNamara earned an MBA from the University of Southern California and completed undergraduate studies at The Ohio State University.
Known holdings in public companies
| Company | Date | Number of shares | Valuation | Valuation date |
|---|---|---|---|---|
GREIF INC CLASS B 2.51% | 2026-02-22 | 537,138 ( 2.51% ) | 57 M $ | 2026-08-30 |
GREIF INC CLASS A 0.17% | 2026-02-22 | 42,181 ( 0.17% ) | 3 M $ | 2026-08-30 |
John McNamara active positions
| Companies | Position | Start |
|---|---|---|
| GREIF, INC. | Director/Board Member | 2009-04-29 |
Former positions of John McNamara
| Companies | Position | End |
|---|---|---|
Corporate Visions LLC
 Corporate Visions LLC Miscellaneous Commercial ServicesCommercial Services Provides education and resources to fight human trafficking, raises funds and builds awareness | President | 2017-08-31 |
Corporate Visions, Inc.
 Corporate Visions, Inc. Miscellaneous Commercial ServicesCommercial Services Provides marketing and sales training programs and consulting services | President | - |
Training of John McNamara
Experiences
Positions held
Active
Inactive
Listed companies
Private companies
Connections
50
1st degree connections
5
1st degree companies
Male
Female
Members of the board
Executives
Linked companies
| Private companies | 5 |
|---|---|
Greif, Inc.
 Greif, Inc. Containers/PackagingProcess Industries Provides industrial packaging products and services | Process Industries |
University of Southern California
 University of Southern California Other Consumer ServicesConsumer Services Functions as a College/University | Consumer Services |
The Ohio State University
 The Ohio State University Other Consumer ServicesConsumer Services Functions as a College/University | Consumer Services |
Corporate Visions, Inc.
Corporate Visions, Inc. Miscellaneous Commercial ServicesCommercial Services Provides marketing and sales training programs and consulting services | Commercial Services |
Corporate Visions LLC
Corporate Visions LLC Miscellaneous Commercial ServicesCommercial Services Provides education and resources to fight human trafficking, raises funds and builds awareness | Commercial Services |
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