Mark Jacobsen Overview

  • Investor Type
  • Angel

  • Investments
  • 1

  • Exits
  • 1


Mark Jacobsen General Information


Mr. Mark Jacobsen is a Co-Founder and serves as Managing Director of O'Reilly AlphaTech Ventures. He serves as a Board Member at Particle Industries, Inc. He was a Board Member of Make Community and SeeClickFix. He served as Board Member and Advisor at OpenSignal. He served as Board Observer at Planet. He is the Board Member at Netki. He has advised companies and entrepreneurs for several years. He loves working closely with entrepreneurs and helping them build their companies. He is currently a board member of AMEE, Betabrand, CollabNet, Planet Labs, Fastly, LocalDirt, O'Reilly Media and Path Intelligence. He joined O'Reilly Media in 1995 and, as Executive Vice President for New Ventures and Business Development, managed its investment portfolio for nine years. Prior to joining O'Reilly Media, he was the Business Affairs Director at Colossal Pictures, an animation studio in San Francisco. He was also a partner at Mandel, Buder & Jacobsen, representing many small and medium-size companies, and an associate at Brobeck, Phleger & Harrison. He served as Board Member at LearnZillion.

Contact Information

Primary Investor Type
Angel (individual)
Primary Office
  • 3435 Cesar Chavez Street
  • Suite 224
  • San Francisco, CA 94110
  • United States
+1 (855) 000-0000

Mark Jacobsen Investments (1)

Company Name Deal Date Deal Type Deal Size Industry Company Stage Lead Partner
0000000 03-Jun-2016 00000 00000 000.00 Network Management Software Generating Revenue
To view Mark Jacobsen’s complete investments history, request access »

Want detailed data on 3M+ companies?

What you see here scratches the surface

Request a free trial

Want to dig into this profile?

We’ll help you find what you need

Learn more

Mark Jacobsen Exits (1)

Company Name Exit Date Exit Type Exit Size
0000000 15-Dec-2020 000000000000000000 00000
To view Mark Jacobsen’s complete exits history, request access »

Mark Jacobsen Investments by Industry, Year, and Region

Investments by Industry

Investments by Year

Investments by Region

PitchBook’s data visualizations quickly surface an investor’s historical investments—showing a breakdown of activity by industry, year and region.

Request a free trial

Mark Jacobsen Team (1)

Name Title Deals Funds Boards Office
Mark Jacobsen JD Angel Investor 00 0 0 San Francisco, CA
To view Mark Jacobsen’s complete team members history, request access »