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Marilyn Spink
Corporate Officer/Principal at
Isherwood Geostructural Engineers
Net worth: - $ as of 2026-08-30
Profile
Marilyn Spink is currently a Project Manager at Isherwood Geostructural Engineers.
Former positions include Independent Director at Avalon Advanced Materials, Inc. from 2020 to 2023, Director at Professional Engineers Ontario, Independent Director at Star Diamond Corp.
from 2023 to 2025, Member at the Institute of Corporate Directors, and Manager at Dmc Mining Services Ltd. from 2018 to 2019.
Education includes an undergraduate degree from Queen's University, conferred in 1992.
Known holdings in public companies
| Company | Date | Number of shares | Valuation | Valuation date |
|---|---|---|---|---|
| 2025-05-14 | 0 ( -.--% ) | - $ | 2026-08-30 |
Marilyn Spink active positions
| Companies | Position | Start |
|---|---|---|
Isherwood Geostructural Engineers | Corporate Officer/Principal | - |
Former positions of Marilyn Spink
| Companies | Position | End |
|---|---|---|
| STAR DIAMOND CORPORATION | Director/Board Member | 2025-05-14 |
| AVALON ADVANCED MATERIALS INC. | Director/Board Member | 2023-09-10 |
Dmc Mining Services Ltd.
 Dmc Mining Services Ltd. Other Metals/MineralsNon-Energy Minerals Provides contract mining services | Corporate Officer/Principal | 2019-03-31 |
Institute of Corporate Directors
 Institute of Corporate Directors Miscellaneous Commercial ServicesCommercial Services Promotes governance and develops leadership skills | Corporate Officer/Principal | - |
Professional Engineers Ontario
 Professional Engineers Ontario Engineering & ConstructionIndustrial Services Provides professional engineering services | Director/Board Member | - |
Training of Marilyn Spink
Experiences
Positions held
Active
Inactive
Listed companies
Private companies
Connections
90
1st degree connections
7
1st degree companies
Male
Female
Members of the board
Executives
Linked companies
| Private companies | 7 |
|---|---|
Avalon Advanced Materials, Inc.
 Avalon Advanced Materials, Inc. Other Metals/MineralsNon-Energy Minerals Explores and develops rare metal deposits | Non-Energy Minerals |
Star Diamond Corp.
 Star Diamond Corp. Other Metals/MineralsNon-Energy Minerals Mines for diamonds and other minerals | Non-Energy Minerals |
Queen's University
 Queen's University Other Consumer ServicesConsumer Services Functions as a College/University | Consumer Services |
Professional Engineers Ontario
Professional Engineers Ontario Engineering & ConstructionIndustrial Services Provides professional engineering services | Industrial Services |
Institute of Corporate Directors
Institute of Corporate Directors Miscellaneous Commercial ServicesCommercial Services Promotes governance and develops leadership skills | Commercial Services |
Dmc Mining Services Ltd.
Dmc Mining Services Ltd. Other Metals/MineralsNon-Energy Minerals Provides contract mining services | Non-Energy Minerals |
Isherwood Geostructural Engineers |
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