Founder Directory
Built by Keitoto
Founders62
Known for these resultsRole42%Role is parsed from founder titles in yc.db. Known for 42% 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.Bio87%Bio coverage: 87% 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-company11%Ex-company is matched from bios with employment context (ex-, formerly, worked at). 11% of these rows have at least one match.School40%School is matched from bios, case-sensitive for acronyms. 40% of these rows have at least one match.
- Michael Jeffords@michaelbjeffFounder/CEO · ConiferS26B2B · San Francisco
- Paul Conyngham@paul_conynghamFounder/CEO · GamgeeS26Healthcare · San Francisco
- Adrian Kilian@thegadakFounder/CEO · Mango MedicalW26Healthcare
- Jorge Padilla Perez@padilla_peresFounder/CTO · Mango MedicalW26Healthcare
- Younes El hjoujiFounder/CTO · OvershootW26B2B · San Francisco
- Zakaria El hjouji@zakariaornotFounder/CEO · OvershootW26B2B · San Francisco
- Ahmad Shehu@ahmxrdFounder/CTO · Avelis HealthS25Healthcare
- Angel Onuoha@angelonuoha7Founder/CEO · Avelis HealthS25Healthcare
- Hans KumarFounder/CTO · Boost RoboticsX25Industrials · Boston
- Hardik SinghFounder/CEO · Boost RoboticsX25Industrials · Boston
- Jeevesh KonuruFounder · Jeevy FabricationX25B2B · Cleburne
- Eva HergetFounder/CEO · MisprintW25Consumer · New York
- Brett Beatty@brett_beattyFounder · SurgeF24B2B · Lehi
- Dennis Beatty@dnsbtyFounder/CEO · SurgeF24B2B · Lehi
- Dimitris Fotis Sakellariou@dsacellariusFounder/CEO · PiramidalW24Healthcare · New York
- Kartik TiwariFounder · Andromeda SurgicalS23Healthcare · San Francisco
- Nick Damiano@nickdamian0Founder · Andromeda SurgicalS23Healthcare · San Francisco
- Veeraj ShahFounder · VitalizeW23Healthcare · San Francisco
- Eldrick MillaresFounder · Illuminant SurgicalS22Healthcare · Los Angeles
- James HuCo-Founder, Co-Chief Executive Officer · Illuminant SurgicalS22Healthcare · Los Angeles
FOUNDERROLEBATCHINDUSTRYLOCATIONTEAMX_url
Michael JeffordsConiferFounder/CEOSummer 2026B2BSan Francisco, United States4https://x.com/michaelbjeffPaul ConynghamGamgeeFounder/CEOSummer 2026HealthcareSan Francisco, United States2https://x.com/paul_conynghamAdrian KilianMango MedicalFounder/CEOWinter 2026HealthcareUnknown3https://x.com/thegadakJorge Padilla PerezMango MedicalFounder/CTOWinter 2026HealthcareUnknown3https://x.com/padilla_peresYounes El hjoujiOvershootFounder/CTOWinter 2026B2BSan Francisco, United States5—Zakaria El hjoujiOvershootFounder/CEOWinter 2026B2BSan Francisco, United States5https://x.com/zakariaornotAhmad ShehuAvelis HealthFounder/CTOSummer 2025HealthcareUnknown3https://x.com/ahmxrdAngel OnuohaAvelis HealthFounder/CEOSummer 2025HealthcareUnknown3https://x.com/angelonuoha7Hans KumarBoost RoboticsFounder/CTOSpring 2025IndustrialsBoston, United States2—Hardik SinghBoost RoboticsFounder/CEOSpring 2025IndustrialsBoston, United States2—Jeevesh KonuruJeevy FabricationFounderSpring 2025B2BCleburne, United States3—Eva HergetMisprintFounder/CEOWinter 2025ConsumerNew York, United States4—Brett BeattySurgeFounderFall 2024B2BLehi, United States3https://x.com/brett_beattyDennis BeattySurgeFounder/CEOFall 2024B2BLehi, United States3https://x.com/dnsbtyDimitris Fotis SakellariouPiramidalFounder/CEOWinter 2024HealthcareNew York, United States10https://x.com/dsacellariusKartik TiwariAndromeda SurgicalFounderSummer 2023HealthcareSan Francisco, United States12—Nick DamianoAndromeda SurgicalFounderSummer 2023HealthcareSan Francisco, United States12https://x.com/nickdamian0Veeraj ShahVitalizeFounderWinter 2023HealthcareSan Francisco, United States28—Eldrick MillaresIlluminant SurgicalFounderSummer 2022HealthcareLos Angeles, United States11—James HuIlluminant SurgicalCo-Founder, Co-Chief Executive OfficerSummer 2022HealthcareLos Angeles, United States11—
Showing 1–20 of 62 founders
Dimitris Fotis Sakellariou
Founder/CEO·Piramidal
PRIMARY INFO
RoleFounder/CEO
Team size10
BatchWinter 2024
LocationNew York, United States
Company statusActive
StageEarly
BIO
Founder and CEO at Piramidal. Spent four years at IQVIA shipping foundational AI code to production scaled for pharma and healthcare clients. Have conducted EEG research for 12 years, authored peer reviewed publications, spent more than four years in research hospitals conducting long-term EEG recordings, reviewing EEG recordings with expert epileptologists, participated in brain surgeries, and built capability around the brain. King's College London alum.
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
