Jim Armstrong

Founding Partner

Current Investments

Branch, Lexicon, SpyCloud, Bridg, Vyng

A successful and experienced early stage venture investor across a variety of enterprise and consumer facing technology companies, Jim has established himself as a leading investor based in Southern California.

Jim has applied his experience and industry contacts to help companies deliver a strong record of venture performance. Jim invests nationwide and focuses on information technology investments, with particular interest in consumer Internet, application software, and Internet-enabled marketplaces. On several occasions, Forbes Magazine has recognized Jim on its “Midas List” as one of the top Venture Capitalists in the United States.

Jim co-founded March Capital in 2014 and was actively involved in the early version of two venture studios: Hive I and Fabric I.  He has been at Clearstone Venture Partners since 1998. Jim worked with Idealab, the incubator, in the late 90’s and started his career at Austin Ventures in 1995.

Jim led Clearstone’s active investments in SupplyFrame, Vast, and UserTesting. Jim actively represented Clearstone’s early stage, “pre-revenue,” investments in former portfolio companies PayPal (acquired by eBay as a public company), United Online (NASDAQ: UNTD), Internet Brands (NASDAQ: INET before being taken private), Integrien (acquired by VMWare), Jump Networks (acquired by Microsoft), Comet Systems (acquired by Miva), TriVida (acquired by BeFree) and Composite Software (acquired by Cisco).

Jim holds an M.B.A. from the McCombs School from the University of Texas at Austin and a B.A. in Economics from the University of California, Los Angeles.