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Jeff Karras

General Partner at America's Frontier Fund

San Francisco, California

Overview 

Jeff Karras is a Venture Capital professional based in San Francisco, California, with extensive experience in corporate venture capital, portfolio management, and new business development. He has served as a General Partner at America's Frontier Fund and Founding Managing Partner at Alter Venture Partners, investing in successful companies like Airspace Systems and Vuclip. With an MBA from The Wharton School and a background in leading investment firms, Jeff has made significant contributions to the growth and success of various startups, serving on the boards of companies such as Balbix and LEVL.

Work Experience 

  • General Partner

    2022 - Current

  • Board Observer

    2021

  • Board Observer

    2020

DeepSight Technology's vision is to reinvent diagnostic imaging.

Raised $25,000,000.00 from Wing Venture Capital, Deerfield, TIME BioVentures and Alter Venture Partners.

  • Board Observer

    2019

  • Founding Managing Partner

    2018

  • Member Board Of Directors

    2018

Balbix enables organizations to transform their cybersecurity posture and quantifiably reduce their breach risk.

Raised $101,600,000.00 from Alter Venture Partners, Redline Capital, Mubadala Capital Ventures, MVP Ventures, Mayfield Fund, Third Point Ventures, Singtel Innov8, JC2 Ventures, Nautilus Venture Partners and Franklin Park.

  • Member Board of Directors

    2020 - 2022

    Acquired by Comcast

LEVL Technologies provides a device intelligence and identity platform that balances personal privacy with network visibility.

  • Board Observer

    2016 - 2019

  • Member Board Of Directors

    2014 - 2019

  • Board Observer

    2018 - 2019

    Acquired by F5

Shape provides defense against malicious automated cyber-attacks on web and mobile applications.

Raised $183,000,000.00 from EPIC Ventures, Norwest Venture Partners, Top Tier Capital Partners, Kleiner Perkins, C5 Capital, JetBlue Ventures and Focus Ventures.

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