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Jeffrey MacDonald
Chief Executive Officer at
ECOSYNTHETIX INC.
Net worth: 3 M $ as of 2026-06-29
Profile
Jeffrey MacDonald is Chief Executive Officer & Non-Independent Director at EcoSynthetix, Inc. since 2015.
Former roles include Independent Director at Intrinsyc Technologies Corp., Vice President-Marketing & Business Development at Husky Injection Molding Systems Ltd., and Vice President at MBIA Capital Claymore Managed Duration Invt Grade Muni Fund.
Education includes an undergraduate degree from the University of Western Ontario and an MBA from McMaster University.
Known holdings in public companies
| Company | Date | Number of shares | Valuation | Valuation date |
|---|---|---|---|---|
ECOSYNTHETIX INC. 2.21% | 2026-01-06 | 1,301,501 ( 2.21% ) | 3 M $ | 2026-06-29 |
Jeffrey MacDonald active positions
| Companies | Position | Start |
|---|---|---|
| ECOSYNTHETIX INC. | Chief Executive Officer | 2015-04-30 |
Former positions of Jeffrey MacDonald
| Companies | Position | End |
|---|---|---|
MBIA Capital Claymore Managed Duration Invt Grade Muni Fund
 MBIA Capital Claymore Managed Duration Invt Grade Muni Fund Investment Trusts/Mutual FundsMiscellaneous Closed-End Investment Fund/Investment Trust | Corporate Officer/Principal | 2010-06-02 |
| INTRINSYC TECHNOLOGIES CORPORATION | Director/Board Member | - |
Husky Injection Molding Systems Ltd.
 Husky Injection Molding Systems Ltd. Industrial MachineryProducer Manufacturing Manufactures and supplies injection molding equipment | Corporate Officer/Principal | 2010-02-17 |
Training of Jeffrey MacDonald
Experiences
Positions held
Active
Inactive
Listed companies
Private companies
Connections
12
1st degree connections
6
1st degree companies
Male
Female
Members of the board
Executives
Linked companies
| Private companies | 6 |
|---|---|
Intrinsyc Technologies Corp.
 Intrinsyc Technologies Corp. Packaged SoftwareTechnology Services Develops software and hardware | Technology Services |
Husky Injection Molding Systems Ltd.
Husky Injection Molding Systems Ltd. Industrial MachineryProducer Manufacturing Manufactures and supplies injection molding equipment | Producer Manufacturing |
MBIA Capital Claymore Managed Duration Invt Grade Muni Fund
MBIA Capital Claymore Managed Duration Invt Grade Muni Fund Investment Trusts/Mutual FundsMiscellaneous Closed-End Investment Fund/Investment Trust | Miscellaneous |
University of Western Ontario
 University of Western Ontario Other Consumer ServicesConsumer Services Functions as a College/University | Consumer Services |
McMaster University
 McMaster University Other Consumer ServicesConsumer Services Functions as a College/University | Consumer Services |
EcoSynthetix, Inc.
 EcoSynthetix, Inc. Chemicals: SpecialtyProcess Industries Focuses on commercializing a range of bio-based polymer and monomer products | Process Industries |
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