![Donna Parr](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>)
Donna Parr
Director/Board Member at
CONSTELLATION SOFTWARE INC.
Net worth: 351 784 $ as of 2026-09-29
Profile
Ms. Donna Parr is an Independent Director at Constellation Software, Inc., a Managing partner at Cross-Border Impact Ventures, a President at Crimson Capital, Inc. and a Secretary & Director at CellAegis Devices, Inc. She is on the Board of Directors at Constellation Software, Inc., Topicus.com, Inc., Topicus.com BV, Twinstrand Therapeutics, Inc., ViOptix, Inc. and CellAegis Devices, Inc. Ms. Parr was previously employed as a Senior Vice President by Medical Discovery Management Corp.
and a Senior Vice President by MedTech Partners, Inc. She also served on the board at Adnavance Technologies, Inc. and Centurion Asset Management, Inc. She received her undergraduate degree from the University of Toronto, a graduate degree from the University of Toronto and an MBA from York University.
Known holdings in public companies
| Company | Date | Number of shares | Valuation | Valuation date |
|---|---|---|---|---|
| 2026-03-27 | 99 ( 0% ) | 200 697 $ | 2026-09-29 | |
| 2026-04-01 | 2,511 ( 0% ) | 151 087 $ | 2026-09-29 |
Donna Parr active positions
| Companies | Position | Start |
|---|---|---|
| CONSTELLATION SOFTWARE INC. | Director/Board Member | 2020-06-01 |
| TOPICUS.COM INC. | Director/Board Member | 2019-12-31 |
Twinstrand Therapeutics, Inc.
 Twinstrand Therapeutics, Inc. Pharmaceuticals: MajorHealth Technology Manufactures and distributes biological drugs | Director/Board Member | - |
CellAegis Devices, Inc.
 CellAegis Devices, Inc. Electronic Equipment/InstrumentsElectronic Technology Develops device for the treatment of cardiac patients | Director/Board Member | - |
Crimson Capital, Inc.
 Crimson Capital, Inc. Financial ConglomeratesFinance Provides investment services | President | 2008-12-31 |
ViOptix, Inc.
 ViOptix, Inc. Medical SpecialtiesHealth Technology Manufactures non-invasive tissue oximetry systems | Director/Board Member | - |
Topicus.com BV
 Topicus.com BV Packaged SoftwareTechnology Services Builds and manages vertical market software platforms | Director/Board Member | 2019-12-31 |
Cross-Border Impact Ventures
 Cross-Border Impact Ventures Investment ManagersFinance Cross-Border Impact Ventures invests in companies located in Canada. The firm focuses on the transformative health technology sector. It provide financing for early stage capital requirements. | Private Equity Investor | 2019-04-30 |
Former positions of Donna Parr
| Companies | Position | End |
|---|---|---|
Centurion Asset Management, Inc.
 Centurion Asset Management, Inc. Investment ManagersFinance Provides investment advice | Director/Board Member | 2022-02-28 |
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Education of Donna Parr
Experiences
Positions held
Active
Inactive
Listed companies
Private companies
Connections
53
1st degree connections
14
1st degree companies
Male
Female
Members of the board
Executives
Linked companies
| Private companies | 14 |
|---|---|
Constellation Software, Inc.
 Constellation Software, Inc. Packaged SoftwareTechnology Services Develops and installs software & provides professional services | Technology Services |
ViOptix, Inc.
ViOptix, Inc. Medical SpecialtiesHealth Technology Manufactures non-invasive tissue oximetry systems | Health Technology |
York University
 York University Other Consumer ServicesConsumer Services Functions as a College/University | Consumer Services |
University of Toronto
 University of Toronto Other Consumer ServicesConsumer Services Functions as a College/University | Consumer Services |
Adnavance Technologies, Inc.
 Adnavance Technologies, Inc. Miscellaneous Commercial ServicesCommercial Services Develops ultra-sensitive DNA technology solutions | Commercial Services |
MedTech Partners, Inc.
 MedTech Partners, Inc. Investment ManagersFinance MTP generally invests in research and technologies at an early stage of development, even prior to a full evaluation of commercial potential. Selection criteria include the potential size of the market, the credibility and efforts of the principal investigators, the uniqueness of the discovery and the patentability of the discovery. Investments are made by MTP or cover costs relating to patenting, demonstration of proof-of-principle, prototype development and market analysis. | Finance |
Twinstrand Therapeutics, Inc.
Twinstrand Therapeutics, Inc. Pharmaceuticals: MajorHealth Technology Manufactures and distributes biological drugs | Health Technology |
Medical Discovery Management Corp.
 Medical Discovery Management Corp. Investment ManagersFinance Medical Discovery Management Corp. manages the Canadian Medical Discoveries Fund (CMDF), a venture capital fund focused on the health science sector including life sciences, biotechnology, diagnostics, medical devices, drug discovery and development, health care delivery services and e-health. The Fund invests in technologies and intellectual property that are significant in the global marketplace and focuses on businesses involved in the testing and development or production and commercialization stages of development which have significant potential for growth. CMDF seeks investments that will provide at least a 30% annualized return. Expected time horizon for a liquid market, merger or acquisition is 2 to 4 years | Finance |
Crimson Capital, Inc.
Crimson Capital, Inc. Financial ConglomeratesFinance Provides investment services | Finance |
CellAegis Devices, Inc.
CellAegis Devices, Inc. Electronic Equipment/InstrumentsElectronic Technology Develops device for the treatment of cardiac patients | Electronic Technology |
Centurion Asset Management, Inc.
Centurion Asset Management, Inc. Investment ManagersFinance Provides investment advice | Finance |
Topicus.com, Inc.
 Topicus.com, Inc. Packaged SoftwareTechnology Services Develops vertical market software | Technology Services |
Topicus.com BV
Topicus.com BV Packaged SoftwareTechnology Services Builds and manages vertical market software platforms | Technology Services |
Cross-Border Impact Ventures
Cross-Border Impact Ventures Investment ManagersFinance Cross-Border Impact Ventures invests in companies located in Canada. The firm focuses on the transformative health technology sector. It provide financing for early stage capital requirements. | Finance |
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