![Grant Dempsey](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>)
Grant Dempsey
Director/Board Member at
SIMS LIMITED
Net worth: 688 001 $ as of 2026-08-30
Profile
Mr. Grant A. Dempsey is an Independent Non-Executive Director at The a2 Milk Co. Ltd. and an Independent Non-Executive Director at Sims Ltd. He is on the Board of Directors at The a2 Milk Co. Ltd. and Sims Ltd. Mr. Dempsey was previously employed as an Independent Non-Executive Director by Megaport Ltd., a Chief Financial Officer by TPG Telecom Ltd., a Chief Financial Officer by Alumina Pty Ltd., an Independent Non-Executive Director by Mission Australia, and a Head-Investment Banking by JPMorgan Securities Australia Ltd. He received his undergraduate degree from the University of Melbourne.
Known holdings in public companies
| Company | Date | Number of shares | Valuation | Valuation date |
|---|---|---|---|---|
SIMS LTD. 0.01% | 2026-08-18 | 20,000 ( 0.01% ) | 348 865 $ | 2026-08-30 |
| 2026-08-18 | 70,000 ( 0.01% ) | 339 135 $ | 2026-08-30 |
Grant Dempsey active positions
| Companies | Position | Start |
|---|---|---|
| SIMS LIMITED | Director/Board Member | 2024-04-21 |
| THE A2 MILK COMPANY LIMITED | Director/Board Member | 2025-08-31 |
Former positions of Grant Dempsey
| Companies | Position | End |
|---|---|---|
| MEGAPORT LIMITED | Director/Board Member | 2026-05-28 |
| TPG TELECOM LIMITED | Director of Finance/CFO | 2023-11-12 |
| ALUMINA | Director of Finance/CFO | 2022-01-30 |
Mission Australia
 Mission Australia Services to the Health IndustryHealth Services Provides family, community, employment, housing and early learning services | Director/Board Member | 2018-12-31 |
JPMorgan Securities Australia Ltd.
 JPMorgan Securities Australia Ltd. Investment Banks/BrokersFinance Provides brokerage services | Corporate Officer/Principal | 2017-01-31 |
Training of Grant Dempsey
Experiences
Positions held
Active
Inactive
Listed companies
Private companies
Connections
72
1st degree connections
8
1st degree companies
Male
Female
Members of the board
Executives
Linked companies
| Private companies | 8 |
|---|---|
Alumina Ltd.
 Alumina Ltd. AluminumNon-Energy Minerals Operates as a holding company whose subsidiaries interest in mining, refining and smelting aluminum | Non-Energy Minerals |
The a2 Milk Co. Ltd.
 The a2 Milk Co. Ltd. Food: Meat/Fish/DairyConsumer Non-Durables Produces infant milk formula, liquid milk and nutritional products | Consumer Non-Durables |
Sims Ltd.
 Sims Ltd. SteelNon-Energy Minerals Provides metals and electronics recycling solutions | Non-Energy Minerals |
University of Melbourne
 University of Melbourne Other Consumer ServicesConsumer Services Functions as a College/University | Consumer Services |
JPMorgan Securities Australia Ltd.
JPMorgan Securities Australia Ltd. Investment Banks/BrokersFinance Provides brokerage services | Finance |
Mission Australia
Mission Australia Services to the Health IndustryHealth Services Provides family, community, employment, housing and early learning services | Health Services |
Megaport Ltd.
 Megaport Ltd. Data Processing ServicesTechnology Services Provides Network-as-a Service services | Technology Services |
TPG Telecom Ltd.
 TPG Telecom Ltd. Wireless TelecommunicationsCommunications Provides telecommunications services | Communications |
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