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John Welch
Director/Board Member at
CLEAN HARBORS, INC.
Net worth: 3 M $ as of 31/05/2026
Profile
John R.
Welch is currently an Independent Director at Clean Harbors, Inc. since 2014 and a Senior Partner at McKinsey & Co., Inc. Former positions include Director at Active Internet Technologies LLC and Executive Partner at Bridge Growth Partners LLC.
Education includes an MBA from The University of Chicago and undergraduate, graduate, and doctorate degrees from Cornell University.
Known holdings in public companies
| Company | Date | Number of shares | Valuation | Valuation date |
|---|---|---|---|---|
CLEAN HARBORS, INC. 0.02% | 20/05/2026 | 10,237 ( 0.02% ) | 3 M $ | 31/05/2026 |
John Welch active positions
| Companies | Position | Start |
|---|---|---|
| CLEAN HARBORS, INC. | Director/Board Member | 18/06/2014 |
McKinsey & Co., Inc.
 McKinsey & Co., Inc. Miscellaneous Commercial ServicesCommercial Services Operates as a management consulting firm | Corporate Officer/Principal | - |
Former positions of John Welch
| Companies | Position | End |
|---|---|---|
Bridge Growth Partners LLC
 Bridge Growth Partners LLC Investment ManagersFinance Bridge Growth Partners invests in companies located in the United States. The firm targets companies operating in the fields of technology and technology enabled services sectors. It provides financing for buyout transactions. | Private Equity Investor | - |
Active Internet Technologies LLC
 Active Internet Technologies LLC Packaged SoftwareTechnology Services Provides software services for schools | Director/Board Member | - |
Training of John Welch
Experiences
Positions held
Active
Inactive
Listed companies
Private companies
Connections
46
1st degree connections
6
1st degree companies
Male
Female
Members of the board
Executives
Linked companies
| Private companies | 6 |
|---|---|
Clean Harbors, Inc.
 Clean Harbors, Inc. Environmental ServicesIndustrial Services Provides environmental and industrial waste recycling services | Industrial Services |
McKinsey & Co., Inc.
McKinsey & Co., Inc. Miscellaneous Commercial ServicesCommercial Services Operates as a management consulting firm | Commercial Services |
The University of Chicago
 The University of Chicago Other Consumer ServicesConsumer Services Functions as a College/University | Consumer Services |
Cornell University
 Cornell University Other Consumer ServicesConsumer Services Functions as a College/University | Consumer Services |
Active Internet Technologies LLC
Active Internet Technologies LLC Packaged SoftwareTechnology Services Provides software services for schools | Technology Services |
Bridge Growth Partners LLC
Bridge Growth Partners LLC Investment ManagersFinance Bridge Growth Partners invests in companies located in the United States. The firm targets companies operating in the fields of technology and technology enabled services sectors. It provides financing for buyout transactions. | Finance |
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