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Thomas Fountain
Chief Operating Officer at
F5, INC.
Net worth: 3 M $ as of 2026-05-30
Profile
Thomas D.
Fountain was the founder of Ingrian Networks, Inc., founded in 1999, where the title held was Engineering Director from 1999 to 2004.
The current job is Chief Operating Officer & Executive Vice President at F5, Inc., starting in 2024 and ongoing since 2018.
Former jobs include Senior VP-Strategy & Corporate Development at Intel Security Group from 2012 to 2018; Member at Stanford University from 1995 to 2002; Professor at Stanford University; Principal at Mayfield Fund LLC from 2003 to 2008; SVP-Strategy, Corporate Development & Operations at McAfee LLC from 2012 to 2018; Vice President-Strategy & Operations at Intel Corp.; Senior VPP-Strategy & Corporate Development at McAfee, Inc.; and VP, General Manager-Content & Media Business Unit at Juniper Networks, Inc. from 2011 to 2012.
Education includes undergraduate, graduate, and MBA degrees from Stanford University.
Known holdings in public companies
| Company | Date | Number of shares | Valuation | Valuation date |
|---|---|---|---|---|
F5, INC. 0.01% | 2026-05-04 | 8,060 ( 0.01% ) | 3 M $ | 2026-05-30 |
Thomas Fountain active positions
| Companies | Position | Start |
|---|---|---|
| F5, INC. | Chief Operating Officer | 2024-08-29 |
Former positions of Thomas Fountain
| Companies | Position | End |
|---|---|---|
McAfee LLC
 McAfee LLC Information Technology ServicesTechnology Services Provides data protection and VPN technology services & PC application for online privacy | Chief Operating Officer | 2017-12-31 |
Intel Security Group
 Intel Security Group Packaged SoftwareTechnology Services Develops anti-virus software | Corporate Officer/Principal | 2017-12-31 |
| JUNIPER NETWORKS, INC. | Corporate Officer/Principal | 2012-10-31 |
Mayfield Fund LLC
 Mayfield Fund LLC Investment ManagersFinance Mayfield Fund invests in companies located in the United States. The firm focuses on AI, enterprise, consumer, semiconductor, and human & planetary health sectors. It provides financing for early and later stage capital requirements. | Private Equity Investor | 2008-12-30 |
Ingrian Networks, Inc.
 Ingrian Networks, Inc. Packaged SoftwareTechnology Services Provides data security software solutions | Founder | 2004-05-31 |
Training of Thomas Fountain
Experiences
Positions held
Active
Inactive
Listed companies
Private companies
Connections
95
1st degree connections
9
1st degree companies
Male
Female
Members of the board
Executives
Linked companies
| Private companies | 9 |
|---|---|
Intel Corp.
 Intel Corp. SemiconductorsElectronic Technology Engages in design, development, manufacture and sale of CPUs and integrated circuits to computing and related end products | Electronic Technology |
F5, Inc.
 F5, Inc. Packaged SoftwareTechnology Services Manufactures Internet-based software | Technology Services |
Juniper Networks, Inc.
 Juniper Networks, Inc. Packaged SoftwareTechnology Services Develops AI-powered networking infrastructure software for wireless telecommunication, data center and cybersecurity | Technology Services |
Intel Security Group
Intel Security Group Packaged SoftwareTechnology Services Develops anti-virus software | Technology Services |
Ingrian Networks, Inc.
Ingrian Networks, Inc. Packaged SoftwareTechnology Services Provides data security software solutions | Technology Services |
Stanford University
 Stanford University Other Consumer ServicesConsumer Services Functions as a College/University | Consumer Services |
Mayfield Fund LLC
Mayfield Fund LLC Investment ManagersFinance Mayfield Fund invests in companies located in the United States. The firm focuses on AI, enterprise, consumer, semiconductor, and human & planetary health sectors. It provides financing for early and later stage capital requirements. | Finance |
McAfee LLC
McAfee LLC Information Technology ServicesTechnology Services Provides data protection and VPN technology services & PC application for online privacy | Technology Services |
McAfee, Inc.
 McAfee, Inc. Information Technology ServicesTechnology Services Operates as an online security company that protects cyberattacks and security threats | Technology Services |
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