Location
United States, North America
Check Size
$100K - $5M
Investment Stage
Pre Seed
Seed
Series A
Focus Areas
Marketplaces
Data Services
Advertising
Media / Content
Marketing Tech
About Investor
Sanja Partalo is Co-Founder and Managing Partner at S4S Ventures in New York City. She invests in advertising, marketing tech, media/content, data services, and marketplaces, focusing on seed to Series A stages. Sanja’s background includes scaling media and data-driven companies in the digital advertising ecosystem.
Previous investments
tvScientific
26M |2025
ID5
20M |2024
4.screen
23M |2023
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