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Glenn Chisholm
Founder at
Obsidian Security, Inc.
Profile
Glenn Chisholm is the founder of Obsidian Security, Inc. since 2017, holding the title of Chairman.
Mr. Chisholm is currently an Operating Partner at SYN Ventures Management LLC since 2025.
Former positions include Principal at San Diego Supercomputer Center from 1998 to 2000, Chief Information Security Officer at Telstra UK Ltd. in 2012, and Chief Technology Officer & Executive VP at Cylance, Inc. from 2013 to 2017.
Education includes an MBA from Melbourne Business School.
Glenn Chisholm active positions
| Companies | Position | Start |
|---|---|---|
Obsidian Security, Inc.
 Obsidian Security, Inc. Wholesale DistributorsDistribution Services Supplies and installs electronic security systems and fire alarm systems | Founder | 31/12/2016 |
SYN Ventures Management LLC
 SYN Ventures Management LLC Investment ManagersFinance SYN Ventures invests in companies located in the United States and Israel. The firm targets companies operating in the fields of cybersecurity, industrial security, national defense, privacy, regulatory compliance and data governance industries. It provides financing for seed and early stage capital requirements. The firm also acts as a lead investor. | Private Equity Investor | 31/03/2025 |
Former positions of Glenn Chisholm
| Companies | Position | End |
|---|---|---|
Cylance, Inc.
 Cylance, Inc. Packaged SoftwareTechnology Services Develops AI-based endpoint protection solutions | Chief Tech/Sci/R&D Officer | 17/12/2017 |
Telstra UK Ltd.
 Telstra UK Ltd. Specialty TelecommunicationsCommunications Provides telecommunications services | Corporate Officer/Principal | 30/09/2012 |
San Diego Supercomputer Center
 San Diego Supercomputer Center Other Consumer ServicesConsumer Services Functions as a College/University | Corporate Officer/Principal | 29/02/2000 |
Training of Glenn Chisholm
Experiences
Positions held
Active
Inactive
Listed companies
Private companies
Connections
4
1st degree connections
6
1st degree companies
Male
Female
Members of the board
Executives
Linked companies
| Private companies | 6 |
|---|---|
Melbourne Business School
 Melbourne Business School Other Consumer ServicesConsumer Services Functions as a College/University | Consumer Services |
San Diego Supercomputer Center
San Diego Supercomputer Center Other Consumer ServicesConsumer Services Functions as a College/University | Consumer Services |
Telstra UK Ltd.
Telstra UK Ltd. Specialty TelecommunicationsCommunications Provides telecommunications services | Communications |
Cylance, Inc.
Cylance, Inc. Packaged SoftwareTechnology Services Develops AI-based endpoint protection solutions | Technology Services |
Obsidian Security, Inc.
Obsidian Security, Inc. Wholesale DistributorsDistribution Services Supplies and installs electronic security systems and fire alarm systems | Distribution Services |
SYN Ventures Management LLC
SYN Ventures Management LLC Investment ManagersFinance SYN Ventures invests in companies located in the United States and Israel. The firm targets companies operating in the fields of cybersecurity, industrial security, national defense, privacy, regulatory compliance and data governance industries. It provides financing for seed and early stage capital requirements. The firm also acts as a lead investor. | Finance |
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