Ryan Wexler is a Principal at SignalFire, focusing on seed and Series A investments in AI/ML, data infrastructure, and cybersecurity. He joined in 2024 and splits his time between New York and San Francisco.
At firms with a similar stage, sector and check size.



One email when Ryan's firm raises a fund, adds a partner or shows new activity.

Raising a pre-seed or seed round? We write $1M to $5M first checks and help founders with distribution. A partner reads every deck.
Send your deckRyan Wexler is a Principal at SignalFire, focusing on seed and Series A investments in AI/ML, data infrastructure, and cybersecurity. He joined in 2024 and splits his time between New York and San Francisco.
Ryan Wexler invests through SignalFire, which writes checks of $100K to $10M at seed, series a.
Email [email protected], the firm's inbox for founders, and name Ryan in the subject. A warm intro from a founder SignalFire backed works better.
data engineer at Magnetar Capital; investor at Dell Technologies Capital; investor at Unusual Ventures.
Last updated 2026-10-15. Is this you? Ask for a correction.