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Ian Rountree

General Partner at Cantos Ventures

San Francisco, California

Overview 

Ian Rountree is a General Partner at Cantos Ventures, known for his role as a 1st check investor who backs the near frontier, specializing in pre-seed and seed stages in sectors like Semiconductors, Material Science, and Impact investing. His career highlights include investments in companies like Public.com and Astranis, showcasing his expertise in venture capital and strategic partnerships within the San Francisco Bay Area tech ecosystem.

Work Experience 

  • General Partner

    2016 - Current

    Cantos is a San Francisco-based venture capital firm with $90M under management dedicated to investing in potentially world-changing deep tech startups at the idea stage (pre-seed). We focus on the intersection of climate & industrials, the life sciences & AI, aerospace & defense, and next-generation computing. We exclusively invest in entrepreneurs building solutions in the real world.

A pre-seed firm obsessively pursuing the near frontier – where software, hardware, & wetware intersect.

  • Board Member

    2023

Atomos Space is an aerospace company building and developing orbital transfer vehicles.

Raised $21,897,041.00 from O'Shaughnessy Ventures.

  • Board Member

    2023

EARTH AI is a predictive explorer and driller for critical minerals.

Raised $14,000,000.00 from Roman Smolevskiy.

  • Board Observer

    2018

  • Board Observer

    2019 - 2023

Pow.bio provides a genetically engineered solution for fermentation scientists.

Raised $11,225,000.00 from Thia Ventures, XFactor Ventures, Hitachi Ventures, Gullspång Re:food, VECTORS, Possible Ventures, Vectors Angel, Better Ventures, iSelect and Bee Partners.

  • Agent, Chief of Staff

    2015 - 2016

    We believe technology is at its best when it is invisible.

Clients give us complex business problems and we become their operations, automation, and AI partner to deliver operational breakthroughs.

  • "Cherub" Investor

    2012 - 2016

    I enjoy keeping a pulse on new companies devoted to creating real value and have aided a select few. My investments include Ava, EasyPost, Boxes, Castle, Rental Beast, GuestDNA (fka AppSmyth), Contigo Financial (now part of Emerge Financial Wellness), and CosmosID.

  • Manager

    2013 - 2015

    The Mascot offers a unique glimpse into the winegrowing estates of Harlan Estate, Promontory, and BOND.

  • Associate Director of Corporate Relationships

    2013 - 2013

    Worked closely with VP of Business Development and SoFi Co-Founder Dan Macklin to create a new employee benefit, bringing student loan refinancing to thousands of young professionals through partnerships with top companies, from the Fortune 100 to mid-stage startups.

  • Associate Director of Bank Partnerships

    2012 - 2013

    Inaugural member of 4-person team led by Co-Head of Capital Markets that secured $180mm in loan participations, executed special projects for CFO (market size, expansion strategy.

  • Marketing Manager - Ambassador Program Lead

    2012 - 2012

    Co-founded SoFi's campus and MBA class advocacy initiative, the "Ambassador Program."

SoFi is a finance company that offers a range of lending and wealth management services.

Raised $4,845,067,367.00 from Coatue, Baron Capital, Chamath Palihapitiya, T. Rowe Price, BlackRock, Healthcare of Ontario Pension Plan (HOOPP), Altimeter Capital, Hedosophia and Durable Capital Partners.

  • Revenue Cycle Analyst

    2011 - 2012

    Member of Revenue Cycle enhancement projects for healthcare systems in Tennessee and Wisconsin driving in excess of $20M in income statement benefit

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