Active Investments

Q Factor

Private

Boundless

Private

Happier

Private

Appia

Private

AppNexus

Private

Aria Systems

Private

Bizo

Private

eIQnetworks

Private

Gazelle

Private

ZoomInfo

Private

Alumni Investments

WHERE

Acquired by eBay

ExtendMedia

Acquired by Cisco

DataPower Technology

Acquired by IBM

IMlogic

Acquired by Symantec

Pedestal Software

Acquired by Altiris

Endeca Technologies

Acquired by Oracle

Mike Tyrrell Partner

Focus Areas: Internet, Mobile, Ad Tech, Enterprise
Location: Cambridge

Mike joined Venrock in 1999 after 16 years as an entrepreneur at venture-backed companies. He led and manages the firm’s investments in AppNexus, Bizo, Boundless, eIQnetworks, Gazelle, Happier, Q Factor Communications and Zoom Information, and also sits on the Boards of Appia, Aria Systems and BlogHer. Notable previous investments include DataPower (acquired by IBM), Endeca Technologies (acquired by Oracle), ExtendMedia (acquired by Cisco), IMlogic (acquired by Symantec), Pedestal Software (acquired by Altiris) and WHERE (acquired by eBay).

Prior to Venrock, Mike spent nine years with Spyglass, a Venrock-backed portfolio company, joining as their sixth employee to run sales and marketing. Spyglass licensed the first internet browser, Mosaic, to many of the world’s leading software, online services, and device companies, including Microsoft. As the Executive Vice President, Mike helped take the company public in 1995. Before Spyglass, he was with two other start-ups, Multiflow Computer and Celerity Computing, both UNIX systems pioneers. Mike began his career at Prime Computer.

Mike earned his B.S. in Business Administration at the University of New Hampshire.

 

Active Companies

Q Factor

Boundless

Happier

Appia

AppNexus

AppNexus provides a comprehensive, state-of-the-art real-time bidding platform with access to the major display advertising exchanges and aggregators.

Aria Systems

Bizo

eIQnetworks

Gazelle

ZoomInfo

Alumni Companies

WHERE

ExtendMedia

DataPower Technology

IMlogic

Pedestal Software

Endeca Technologies