
Roseanne Wincek
Venture capitalist, founder, operator, and scientist
roseanne
San Francisco, California
Joined November 2025
Network
16.4K connectionsCBLKRK
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Summary
Roseanne Wincek is a distinguished venture capitalist with a unique background blending scientific rigor and entrepreneurial drive. She began her career in biophysics, transitioning into tech by co-founding a music app startup on the Facebook platform, imthemusic. This experience, combined with product management at NextBio, ignited her passion for technology and venture capital, ultimately leading her to an MBA at Stanford with the explicit goal of becoming an investor. renegadepartners+3
As Co-Founder and Managing Director at Renegade Partners, Roseanne focuses on Series A investments, leveraging her extensive experience to guide startups through critical growth phases. Prior to Renegade, she was a Partner at IVP, making growth-stage investments in companies like MasterClass, Glossier, and Compass, and a Principal at Canaan Partners, focusing on early-stage deals. Her investment philosophy is characterized by curiosity, objectivity, and an active, hands-on approach to company building. renegadepartners+4
Roseanne is highly sought after for her strategic insight, serving as a board member for numerous companies including DubClub, Rootly, Auxilius, Daily, La Haus, MasterClass, and Spekit, and as a Trustee for Hathaway Brown School. She is known for her ability to identify and support founders tackling significant challenges, and for her commitment to fostering responsible scaling and effective leadership in portfolio companies. renegadepartners+2
Work
Education
Projects
Hobbies
She roots for Cal at Big Game, indicating an affiliation with UC Berkeley athletics. renegadepartners
Notes
TUTomas Uribesaid
RWRoseanne Wincek
is the type of person who brings together the smartest and most interesting people in San Francisco.Oct 30, 2025
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