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Alexander Rosen

Managing Partner at Ridge Ventures

San Francisco, California

Overview 

Alexander Rosen is a Managing Partner and Co-Founder at Ridge Ventures, with a successful track record of investing in over 70 founder-led software companies, leading to 25 exits and 7 unicorns totaling $38B in exit value. He has made impactful investments in companies like SafeGraph, Braze, and Fastly, showcasing his expertise in early-stage technology investments and strategic partnerships. Rosen's career highlights include serving on the board of various successful companies such as SafeGraph, WorkTango Inc., and Uplift Inc., as well as investing in high-growth companies like OfferFit, Trifacta, and Fastly, demonstrating his strong leadership in the venture capital space and his ability to identify and support innovative startups.

Work Experience 

  • Managing Partner and Co-Founder

    2006 - Current

  • GSB Trust Board Member. Chair, Venture Fund Group

    2017

  • Board Member

    2017

SafeGraph builds and maintains data sets to help accelerate machine learning and AI.

Raised $61,000,000.00 from Akkadian Ventures.

  • Board Member

    2017

The most holistic Employee Experience Platform built for the modern workplace.

  • Investor

    2013

    I was lucky to back Mark, Bill, and Jon in the Series A. Company went public (BRZE) in November 2021 at $9.6B market cap.

Braze is a customer engagement platform that enables customer-centric interactions between brands and consumers.

Raised $175,100,000.00 from Snowflake.

  • Board Member

    2013

Uplift is an enterprise buy now, pay later solution offering a complete range of personalized payment options.

Raised $689,000,000.00 from Atalaya Capital and Credit Suisse.

  • Investor

    2012

ThirdLove is a women’s lifestyle brand that offers a range of lingerie and underwear.

Raised $80,600,000.00 from Second Avenue Capital Partners.

  • Board Member

    2008

    I met Mariam during her days running Eve.com. We got to know each other in subsequent years, I led the Series A in 2008, and was the only VC on the board until 2011. The company has grown much larger than any of us anticipated, and the best is yet to come.

Minted is a design marketplace that connects users with artists to help them create something one-of-a-kind.

Raised $297,100,000.00 from T. Rowe Price and Permira.

  • Board Member

    2011 - 2021

Smartling is a language service and technology provider helping customers to localize content across devices and platforms.

Raised $223,317,998.00 from Battery Ventures.

  • Investor and Board Observer

    2014 - 2019

    Early investor. Fastly went public (NYSE: FSLY) in mid-2019. By mid-2020 the market cap reached $14B

Fastly helps digital businesses keep pace with their customer expectations by delivering secure and online experiences.

Raised $369,000,000.00 from Stereo Capital, Sozo Ventures, DTCP and Swisscom Ventures.

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