River Markets
Prime brokerage for prediction markets
River Markets is the prime brokerage for prediction markets. We aggregate every major event-contract venue into one account, giving professional traders best execution, portfolio and order management systems, and a unified API.
- Website
- rivermarkets.com
- City
- San Francisco
- Country
- United States
- YC batch
- Spring 2026
- Team
- 2 people
- Stage
- Early stage
- AI-native
- No
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