Karl Jacob Overview

  • Investor Type
  • Angel

  • Status
  • Active

  • Professionals
  • 1

  • Investments
  • 58

  • Portfolio
  • 16

  • Exits
  • 41


Karl Jacob General Information


Mr. Karl Jacob serves as the Managing Partner at Elixir Fund. He Co-Founded and served as Chief Executive Officer at Hangtime. He served as an Advisor, Circle Member at Founders Circle Capital. Karl is a serial entrepreneur and has been building and advising companies for the last 18 years. He also worked as a manager at Sun Microsystems and an executive at Microsoft. In his career, Jacob raised over $200 million from prestigious investors like Amerindo, Microsoft, eBay, Integral Partners, Norwest Ventures, Bay Partners, Benchmark Capital, Deutsche Bank, Ignition Partners, Vulcan Ventures and others. He started four companies from no revenue to significant revenues or being acquired. One of his companies, Dimension X, was acquired by Microsoft in 1997; and another, Keen (now Ingenio), was acquired by AT&T in 2007. Companies with Jacob as CEO have generated over $300 million in returns to investors and over $150 million in revenue per year. He has received numerous awards, including being named one of BusinessWeek's top ten up-and-comers. Previously, he took Cloudmark from no revenue and $50,000 in investment to $16 million in investment and millions in revenue. Prior to this, Jacob joined Benchmark Capital as an entrepreneur-in-residence and was charged with creating the "next big thing," which ended up being Keen, where he was CEO and President until May of 2002. While at Keen, Jacob led the company to be credited as one of the fastest growing ecommerce companies in history and recognized by Fortune as a Cool Company. Karl has advised and been a board member at several companies including Facebook, Dimension X, Keen, Cloudmark, IMMI, Protector USA and REAL Kiteboarding. He holds a B.S. in Computer Science from University of Southern California, where he sits on the school's board of counselors for the School of Engineering.

Contact Information

Investor Status
Actively Seeking New Investments
Primary Investor Type
Angel (individual)
Primary Office
  • San Francisco, CA
  • United States

Karl Jacob Investments (58)

Company Name Deal Date Deal Type Deal Size Industry Company Stage Lead Partner
Boomerang 12-May-2022 Seed Round 00.00 Other Services (B2C Non-Financial) Generating Revenue 0000 00000
00000000 04-Apr-2019 0000 00000 Communication Software Generating Revenue 0000 00000
000 00 00000 13-Oct-2016 0000 00000 00.00 Financial Software Generating Revenue 0000 00000
00000000000 27-Oct-2015 00000 (00000 000 Automotive Generating Revenue 0000 00000
0000000 10-Feb-2015 00000 (00000 Media and Information Services (B2B) Out of Business 0000 00000
000000 18-Sep-2014 0000 00000 000 Business/Productivity Software Generating Revenue 0000 00000
000000 16-Jul-2014 0000 00000 00000 Other Financial Services Generating Revenue 0000 00000
000000000000 0000 01-May-2014 00000 00000 0000 Electronics (B2C) Out of Business 0000 00000
Boostable 23-Apr-2014 Seed Round 00.00 Media and Information Services (B2B) Generating Revenue 0000 00000
Afterlive.tv 13-Dec-2013 Early Stage VC 00000 Multimedia and Design Software Generating Revenue 0000 00000
You’re viewing 10 of 58 investments. Get the full list »

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Karl Jacob Exits (41)

Company Name Exit Date Exit Type Exit Size
Pay By Group 25-Jan-2022 Merger/Acquisition
00000000 01-Aug-2021 000000000 00000000
000 000000 01-May-2021 000000000 00000000
000000 30-Mar-2021 000 00 00000000
0000000 25-Mar-2021 000 00 00000000
0000000 (000000000 01-Feb-2021 000000000 00000000
00000000000 12-Nov-2020 000000000000000000 00000
00000000000 10-Jun-2019 0000000000
Boost Media 24-Apr-2019 Merger/Acquisition
Decisive 01-Mar-2018 Out of Business
You’re viewing 10 of 41 exits. Get the full list »

Karl Jacob Investments by Industry, Year, and Region

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Karl Jacob Team (1)

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

Karl Jacob Co-Investors (26)

Name With Exits Lead Partner Series Industry
GGV Capital 1 0 Series chart Industry bar
Lalit Singh 0 0 Series chart Industry bar
Relay Ventures 0 0 Series chart Industry bar
Right Side Capital Management 0 0 Series chart Industry bar
TiE Silicon Valley 0 0 Series chart Industry bar
You’re viewing 5 of 26 co-investors. Get the full list »