John Brennan

John Brennan

Private Equity Investor at HSV Holdings LLC

Technology Services
Electronic Technology
Consumer Services

Profile

John Brennan founded Openaction, Inc. and BuzzTable, Inc. Mr. Brennan holds the position of venture partner at HSV Holdings LLC.
Mr. Brennan previously held the position of Chief Executive Officer of Openaction, Inc. and President & CTO at BuzzTable, Inc. He received an undergraduate degree from the University of Maryland.

John Brennan active positions

CompaniesPositionStart
Private Equity Investor 31/12/2014
All active positions of John Brennan

Former positions of John Brennan

CompaniesPositionEnd
Chief Executive Officer 01/01/2015
Director/Board Member 31/12/2014
Chief Executive Officer 01/01/2011
BAE SYSTEMS PLC Corporate Officer/Principal 31/12/2008
MICROSOFT CORPORATION Corporate Officer/Principal 31/07/2005
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Training of John Brennan

University of Maryland Undergraduate Degree

Experiences
Positions held

Active

Inactive

Listed companies

Private companies

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Connections

100 +

1st degree connections

7

1st degree companies

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Female

Members of the board

Executives

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Linked companies

Listed companies2
MICROSOFT CORPORATION

Technology Services

BAE SYSTEMS PLC

Electronic Technology

Private companies4

Technology Services

Technology Services

Finance

Technology Services

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