Founder Directory
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Founders13
Known for these resultsRole23%Role is parsed from founder titles in yc.db. Known for 23% 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.Bio62%Bio coverage: 62% 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-company0%Ex-company is matched from bios with employment context (ex-, formerly, worked at). 0% of these rows have at least one match.School46%School is matched from bios, case-sensitive for acronyms. 46% of these rows have at least one match.
- Ayaan ParikhFounder/CEO · ConvexiaS25Healthcare · San Francisco
- Rahul VijayanFounder/CTO · ConvexiaS25Healthcare · San Francisco
- Christopher Lau@lauhoyeungFounder · NanograbS23Healthcare · London
- Debesh MandalFounder · NanograbS23Healthcare · London
- Shanil Panara@shanilpanaraFounder · NanograbS23Healthcare · London
- Buddha Chaudhuri@buddhachaudhuriFounder · KeylikaS22Healthcare · San Francisco
- Frederik CeyssensFounder · KeylikaS22Healthcare · San Francisco
- Ravi PamnaniFounder/CEO · Intact TherapeuticsW19Healthcare · San Francisco
- Sidhartha SinhaFounder · Intact TherapeuticsW19Healthcare · San Francisco
- Keean SaraniFounder · Avro Life ScienceW18Healthcare · Waterloo
- Shak LakhaniFounder · Avro Life ScienceW18Healthcare · Waterloo
- Anna Perdrix RosellFounder · Sixfold BioscienceW18Healthcare · London
- George FootFounder · Sixfold BioscienceW18Healthcare · London
FOUNDERROLEBATCHINDUSTRYLOCATIONTEAMX_url
Ayaan ParikhConvexiaFounder/CEOSummer 2025HealthcareSan Francisco, United States4—Rahul VijayanConvexiaFounder/CTOSummer 2025HealthcareSan Francisco, United States4—Christopher LauNanograbFounderSummer 2023HealthcareLondon, United Kingdom5https://x.com/lauhoyeungDebesh MandalNanograbFounderSummer 2023HealthcareLondon, United Kingdom5—Shanil PanaraNanograbFounderSummer 2023HealthcareLondon, United Kingdom5https://x.com/shanilpanaraBuddha ChaudhuriKeylikaFounderSummer 2022HealthcareSan Francisco, United States1https://x.com/buddhachaudhuriFrederik CeyssensKeylikaFounderSummer 2022HealthcareSan Francisco, United States1—Ravi PamnaniIntact TherapeuticsFounder/CEOWinter 2019HealthcareSan Francisco, United States4—Sidhartha SinhaIntact TherapeuticsFounderWinter 2019HealthcareSan Francisco, United States4—Keean SaraniAvro Life ScienceFounderWinter 2018HealthcareWaterloo, Canada8—Shak LakhaniAvro Life ScienceFounderWinter 2018HealthcareWaterloo, Canada8—Anna Perdrix RosellSixfold BioscienceFounderWinter 2018HealthcareLondon, United Kingdom27—George FootSixfold BioscienceFounderWinter 2018HealthcareLondon, United Kingdom27—
Showing 1–13 of 13 founders
Frederik Ceyssens
Founder·Keylika
PRIMARY INFO
RoleFounder· not in title
Team size1
BatchSummer 2022
LocationSan Francisco, United States
Company statusActive
StageEarly
BIO
With a deep passion for diverse technologies, Frederik is truly a multi-domain expert. From tiny moving machines to nuclear space rockets, and electrical circuits to medical devices – Frederik has pursued an illustrious scientific career over the last 15 years developing key microtechnologies for lifescience applications. He also founded a venture-backed neurotech startup to cure blindness. Frederik holds a PhD and a Masters in IC design as well as a Bachelors' in Medicine.
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.
CredentialsPhD
DisciplineResearcherKeyword match from the bio text, not a classifier.
TRACK RECORD
First YC company on record
COMPANY CONTEXT
KeylikaRedefining the Standard of Care for Iron Deficiency Anemia
Co-foundersBuddha Chaudhuri@buddhachaudhuri
