Delian Asparouhov
Partner at Founders Fund
San Francisco, CA
Writes $500K – $150M checks · typically $25M
FoundedNightingale · YC
About
Delian Asparouhov is a partner at Founders Fund and the co-founder and chairman of Varda Space Industries, which manufactures pharmaceuticals in orbit and returns them to Earth in reentry capsules. The Bulgarian-born MIT dropout and former Khosla Ventures principal is among the most visible younger investors in venture, known for an unfiltered online presence and a focus on aerospace and hard tech.
delian @zebulgar
Silicon Valley somehow unaware That basically all of the GOATs on Wall Street / Hedge Fund-land Have had some sort of blow-up earlier in their career Part of the game of being a live player on the field He's obviously talented (never met/don't know him) and will be back
Jul 31, 2026 · ♥ 1434 · ⇄ 48
delian @zebulgar
300k down, 700k to go https://t.co/8UGCZ0e7mr
Jul 30, 2026 · ♥ 122 · ⇄ 1
delian @zebulgar
Exactly 7 years ago today, Ramp held its first board meeting I remember walking out & discussing with @rabois that we needed to invest more A few weeks later we led the Series A w/ $10m @ $100m post Today's board meeting is Day 2,690 & Ramp is ramping faster than ever before https://t.co/7tuhv9Vjgz
Jul 29, 2026 · ♥ 594 · ⇄ 13
Invests in
AI & Machine LearningBiotechDefense TechFintechSpace Tech
Beyond investing
- Founded
- Founded a healthcare company called Nightingale.
- Education
- Attended MIT, where he interned at Square during his freshman and sophomore years.
- Hobbies
- Likes to ski.
- More
- Is Bulgarian.
From Delian's own website — common ground for a warm intro.
Deals · 7
Hadrian AutomationBoard seat
via Founders Fund · filed Dec 2025 · $151.3M raise
Lula Technologies, Inc.Board seat
via Founders Fund · filed Jul 2023 · $33.5M raise
Varda Space Industries, Inc.Board seat
via Founders Fund · filed Sep 2021 · $42.2M raise
Eight SleepLed round
via Founders Fund · filed Sep 2019
REGENTLed round
via Founders Fund
VardaLed round
via Founders Fund
Sword HealthLed round
via Founders Fund
Attribution from SEC filings, press coverage, and firm rosters.
Podcasts & interviews
featuring Delian AsparouhovDelian Asparouhov: Inside the Walls of Founders Fund: What the World Does Not See | E1183
20VC with Harry Stebbings
Inside Varda’s Space Factory | Delian Asparouhov, Founders Fund & Varda
Sourcery with Molly O'Shea
Varda's Landing, Peter Thiel, & the Future of El Segundo, Delian Asparouhov, Founders Fund
Sourcery
#16 Space 3.0 Delian Asparouhov, co-founder of Varda Space Industries and principal at Founders Fund
The Deep End
Colleagues at Founders Fund
Network14
.avif)
▶2 more connections
Investors connected to Delian in public investor directories — a warm-intro map.