Founder Directory
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Founders152
Known for these resultsRole63%Role is parsed from founder titles in yc.db. Known for 63% of these rows — the rest have no title at all, mostly 2019–2023. Those rows stay in the result and are counted as Unknown, never as No.Bio94%Bio coverage: 94% of these founders have a bio on their YC profile. Every bio-derived facet (ex-company, school, credentials, discipline) is Unknown for the rest.Ex-company33%Ex-company is matched from bios with employment context (ex-, formerly, worked at). 33% of these rows have at least one match.School43%School is matched from bios, case-sensitive for acronyms. 43% of these rows have at least one match.
- Jamie YauFounder/CEO · CollarF26B2B · Singapore
- Kazel Koh En YangFounder/CTO · CollarF26B2B · Singapore
- David Khachaturov@davidobot_Founder/CTO · Egoist MachinesS26Consumer · San Francisco
- Erin McGurk@erinmerylstudyFounder/CEO · Egoist MachinesS26Consumer · San Francisco
- Nikos Dritsakos@nikos1Founder/CEO · GlenS26B2B · San Francisco
- Safi Shamsi@safishamsiiFounder/CEO · Graphify LabsS26B2B · London
- Karan Brar@deepmatmulFounder/CEO · hiloopS26B2B · San Francisco
- Thomas Boser@thomasboserFounder/CTO · hiloopS26B2B · San Francisco
- Karan RainaFounder/CTO · HyperProbeS26B2B · San Francisco
- Shailendra SinghFounder/CEO · HyperProbeS26B2B · San Francisco
- Luca Hadife@LucaHadifeFounder/CEO · KebraS26B2B · San Francisco
- Mohamed HosnyFounder/CTO · KebraS26B2B · San Francisco
- Niki Kotecha@KotechaNikiFounder/CTO · Lamb LabsS26B2B · London
- Thomas LanningFounder/CEO · Lamb LabsS26B2B · London
- Dorsa Rohani@dorsa_rohaniFounder · MosaicS26B2B · San Francisco
- Shubham Patil@shubhampatilsdFounder · MosaicS26B2B · San Francisco
- Lewis BlackwoodFounder/CTO · RexS26B2B · San Francisco
- Merlin Kafka@merlinkafkaFounder/CEO · RexS26B2B · San Francisco
- Louis Beaumont@louis030195Founder/CEO · screenpipeS26B2B · San Francisco
- Justin SoFounder/CEO · SidekickS26B2B · San Francisco
FOUNDERROLEBATCHINDUSTRYLOCATIONTEAMX_url
Jamie YauCollarFounder/CEOFall 2026B2BSingapore, Singapore2—Kazel Koh En YangCollarFounder/CTOFall 2026B2BSingapore, Singapore2—David KhachaturovEgoist MachinesFounder/CTOSummer 2026ConsumerSan Francisco, United States2https://x.com/davidobot_Erin McGurkEgoist MachinesFounder/CEOSummer 2026ConsumerSan Francisco, United States2https://x.com/erinmerylstudyNikos DritsakosGlenFounder/CEOSummer 2026B2BSan Francisco, United States1https://x.com/nikos1Safi ShamsiGraphify LabsFounder/CEOSummer 2026B2BLondon, United Kingdom2https://x.com/safishamsiiKaran BrarhiloopFounder/CEOSummer 2026B2BSan Francisco, United States2https://x.com/deepmatmulThomas BoserhiloopFounder/CTOSummer 2026B2BSan Francisco, United States2https://x.com/thomasboserKaran RainaHyperProbeFounder/CTOSummer 2026B2BSan Francisco, United States8—Shailendra SinghHyperProbeFounder/CEOSummer 2026B2BSan Francisco, United States8—Luca HadifeKebraFounder/CEOSummer 2026B2BSan Francisco, United States2https://x.com/LucaHadifeMohamed HosnyKebraFounder/CTOSummer 2026B2BSan Francisco, United States2—Niki KotechaLamb LabsFounder/CTOSummer 2026B2BLondon, United Kingdom0https://x.com/KotechaNikiThomas LanningLamb LabsFounder/CEOSummer 2026B2BLondon, United Kingdom0—Dorsa RohaniMosaicFounderSummer 2026B2BSan Francisco, United States2https://x.com/dorsa_rohaniShubham PatilMosaicFounderSummer 2026B2BSan Francisco, United States2https://x.com/shubhampatilsdLewis BlackwoodRexFounder/CTOSummer 2026B2BSan Francisco, United States2—Merlin KafkaRexFounder/CEOSummer 2026B2BSan Francisco, United States2https://x.com/merlinkafkaLouis BeaumontscreenpipeFounder/CEOSummer 2026B2BSan Francisco, United States2https://x.com/louis030195Justin SoSidekickFounder/CEOSummer 2026B2BSan Francisco, United States1—
Showing 1–20 of 152 founders
Safi Shamsi
Founder/CEO·Graphify Labs
PRIMARY INFO
RoleFounder/CEO
Team size2
BatchSummer 2026
LocationLondon, United Kingdom
Company statusActive
StageEarly
BIO
Founder at Graphify Labs (YC S26). Built Graphify, an open-source knowledge graph engine that reached 100K+ GitHub stars and 4M+ PyPI downloads in about four months. Published researcher and author of The Memory Layer. MS Data Science, University of Birmingham; thesis on knowledge-graph-powered RAG systems achieving a 50% improvement in retrieval and 67% reduction in hallucinations.
Ex-company, school and discipline below are derived from this bio. Nothing is inferred when the bio is missing.
BACKGROUND
No notable employer or school mentioned in the bio.
Credentialsnone mentioned
DisciplineResearcherKeyword match from the bio text, not a classifier.
TRACK RECORD
First YC company on record
COMPANY CONTEXT
Graphify LabsOn-device knowledge graph engine for enterprises
