Founder Directory
Built by Keitoto
Founders72
Known for these resultsRole53%Role is parsed from founder titles in yc.db. Known for 53% 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.Bio92%Bio coverage: 92% 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-company29%Ex-company is matched from bios with employment context (ex-, formerly, worked at). 29% of these rows have at least one match.School19%School is matched from bios, case-sensitive for acronyms. 19% of these rows have at least one match.
- Lewis BlackwoodFounder/CTO · RexS26B2B · San Francisco
- Merlin Kafka@merlinkafkaFounder/CEO · RexS26B2B · San Francisco
- Gaurav Paliwal@qavravFounder/CTO · ValCtrlX26Fintech · New York
- Sarth Garg@gargsarthak678Founder/CEO · ValCtrlX26Fintech · New York
- Andreas BloomquistFounder · ChamberW26B2B · Seattle
- Charles DingFounder/CEO · ChamberW26B2B · Seattle
- Jason OngFounder/CPO · ChamberW26B2B · Seattle
- Shaocheng WangFounder/CTO · ChamberW26B2B · Seattle
- Akhil Sachdev@akhil_sachdevFounder/CEO · Docura HealthW26Healthcare · San Francisco
- David Newell@DavidNewell95Founder · End CloseW26B2B
- Sean Bolton@SeanBoltonFounder/CEO · End CloseW26B2B
- Arya Khokhar@ary_srcFounder/CEO · Eos AIW26Healthcare · San Francisco
- Andy LeeFounder · DeeptraceF25B2B · San Francisco
- Sri SomasundaramFounder · DeeptraceF25B2B · San Francisco
- Milind SagaramFounder/CTO · HelonicF25Real Estate and Construction · San Francisco
- Niek HogenboomFounder/CEO · Minimal AIS25B2B · Amsterdam
- Titus ExFounder/CTO · Minimal AIS25B2B · Amsterdam
- Eric Rowell@ericdrowellFounder/CTO · WaylineS25Real Estate and Construction · San Francisco
- Jason Okra@heyokraFounder/CEO · WaylineS25Real Estate and Construction · San Francisco
- Christopher PriceFounder/COO · SixtyfourX25B2B · San Francisco
FOUNDERROLEBATCHINDUSTRYLOCATIONTEAMX_url
Lewis BlackwoodRexFounder/CTOSummer 2026B2BSan Francisco, United States2—Merlin KafkaRexFounder/CEOSummer 2026B2BSan Francisco, United States2https://x.com/merlinkafkaGaurav PaliwalValCtrlFounder/CTOSpring 2026FintechNew York, United States2https://x.com/qavravSarth GargValCtrlFounder/CEOSpring 2026FintechNew York, United States2https://x.com/gargsarthak678Andreas BloomquistChamberFounderWinter 2026B2BSeattle, United States4—Charles DingChamberFounder/CEOWinter 2026B2BSeattle, United States4—Jason OngChamberFounder/CPOWinter 2026B2BSeattle, United States4—Shaocheng WangChamberFounder/CTOWinter 2026B2BSeattle, United States4—Akhil SachdevDocura HealthFounder/CEOWinter 2026HealthcareSan Francisco, United States3https://x.com/akhil_sachdevDavid NewellEnd Close2× YCFounderWinter 2026B2BUnknown2https://x.com/DavidNewell95Sean BoltonEnd CloseFounder/CEOWinter 2026B2BUnknown2https://x.com/SeanBoltonArya KhokharEos AIFounder/CEOWinter 2026HealthcareSan Francisco, United States2https://x.com/ary_srcAndy LeeDeeptraceFounderFall 2025B2BSan Francisco, United States4—Sri SomasundaramDeeptraceFounderFall 2025B2BSan Francisco, United States4—Milind SagaramHelonicFounder/CTOFall 2025Real Estate and ConstructionSan Francisco, United States2—Niek HogenboomMinimal AIFounder/CEOSummer 2025B2BAmsterdam, Netherlands3—Titus ExMinimal AIFounder/CTOSummer 2025B2BAmsterdam, Netherlands3—Eric RowellWayline2× YCFounder/CTOSummer 2025Real Estate and ConstructionSan Francisco, United States5https://x.com/ericdrowellJason OkraWayline2× YCFounder/CEOSummer 2025Real Estate and ConstructionSan Francisco, United States5https://x.com/heyokraChristopher PriceSixtyfourFounder/COOSpring 2025B2BSan Francisco, United States12—
Showing 1–20 of 72 founders
Merlin Kafka
Founder/CEO·Rex
PRIMARY INFO
RoleFounder/CEO
Team size2
BatchSummer 2026
LocationSan Francisco, United States
Company statusActive
StageEarly
BIO
Merlin is the Founder and CEO of Rex, the AI partner for enterprise order-to-cash. He spent 4 years as CPO at Sequence (a16z-backed), an order-to-cash platform where he grew the company to millions in ARR and hundreds of customers. He has deep domain expertise in order to cash and accounts receivable workflows -- the exact space Rex is transforming with AI. Previously a PM at Tessian (Sequoia-backed, acquired in 2023). Studied Industrial Engineering in Cambridge and Product Design in Glasgow.
Ex-company, school and discipline below are derived from this bio. Nothing is inferred when the bio is missing.
BACKGROUND
Credentialsnone mentioned
DisciplineDesignerKeyword match from the bio text, not a classifier.
TRACK RECORD
First YC company on record
COMPANY CONTEXT
RexAI-native BPO for enterprise order-to-cash
Co-foundersLewis Blackwood
