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Tammie Siew

General Partner at pebblebed

San Francisco, California

Overview 

Tammie Siew is the General Partner at Pebblebed, with a background in leadership roles at companies like Revery and Sequoia Capital. She has experience in management consulting, data analysis, and team leadership, and invests in various sectors including medical devices, digital health, and SaaS. Tammie's career highlights include founding Revery as CEO & Co-Founder and working as an Investor at Sequoia Capital, showcasing her expertise in entrepreneurship and venture capital. She currently leads Pebblebed, focusing on investing in innovative startups in the healthcare and technology sectors.

Work Experience 

  • General Partner

    2022 - Current

    Working with the best people in the universe

  • CEO & Co-Founder

    2020 - 2022

    Tried to make mental healthcare accessible for anyone by wrestling dopamine hits via gamification into improving cognitive behavioral therapy compliance. Thank you to our investors, research advisors, early employees, and early users for giving us a shot!

  • Investor

    2018 - 2020

    Part of the early team in the Southeast Asia++ practice. They have continued to back me through all my career changes since and I’m eternally grateful.

Sequoia Capital is a VC firm that invests in startups in the energy, financial, enterprise, healthcare, internet, and mobile industries.

  • Business & Strategy (Secondment)

    2020 - 2020

    Worked directly with Kunal Shah on making magic for India.

  • Senior Associate

    2015 - 2018

    Incubated a fintech company. Developed sales tooling. Designed eSports strategy. And made powerpoint slides. So many slides.

BCG Securities focuses on wealth management with high net worth individuals.

  • Investment Team (Secondment)

    2017 - 2017

    Seconded from BCG, worked on both India and Southeast Asia across logistics, social media, and fintech.

B Capital Group is a venture capital firm that backs global entrepreneurs in the field of information technology.

  • Intern

    2015 - 2015

    My first toe-dipping into the capital of venture. I had no idea what I was doing then.

GSR Ventures focuses on technology companies developing AI-enabled technology.

  • President

    2013 - 2015

    • Directed group of over 40 consultants working on social impact projects with 10 clients per year from around the world • Pioneered and co-hosted one of the largest on-campus competitions with Ernst and Young, garnering over 200 registrations

  • Vice President

    2013 - 2014

    • Increased partnerships by 50% with other student organizations through co-hosting social events and cultural activities • Created marketing strategy and publicity materials for annual food festival generating record revenue of over $1,500

  • Management Consulting Summer Associate

    2014 - 2014

    • Created forward-looking risk-weighted assets reduction projection analyses for winding down non-core portfolio for a top global bank • Programmed automated data cleaning and entry to increase efficiency and reduce human error in data management • Set up project management frameworks for a client evaluating a $1bn acquisition of a leading index business • Explored growth strategies for an investor communications and business process outsourcing firm

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