Lydia Day is an Associate at Redpoint, focusing on early growth stage investing in AI, infrastructure, and enterprise software. She joined in 2024 after two years at Qatalyst Partners advising on technology M&A.
At firms with a similar stage, sector and check size.
One email when Lydia'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 deckLydia Day is an Associate at Redpoint, focusing on early growth stage investing in AI, infrastructure, and enterprise software. She joined in 2024 after two years at Qatalyst Partners advising on technology M&A.
Lydia Day invests through Redpoint, which writes checks of $1M to $30M+ at seed, series a.
A warm intro from a founder Redpoint backed works best. A short LinkedIn note with one line on traction is the next best route.
Qatalyst Partners.
Last updated 2026-10-15. Is this you? Ask for a correction.