Founder Directory
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Founders12
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.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-company25%Ex-company is matched from bios with employment context (ex-, formerly, worked at). 25% of these rows have at least one match.School50%School is matched from bios, case-sensitive for acronyms. 50% of these rows have at least one match.
- Alina Park@olenyaparkFounder/CEO · Ekho LabsS26B2B · New York
- Oleg Kostour@olegkostourFounder/CEO · AtlasGridF25B2B · San Francisco
- Alec OleskyFounder/CTO · RowFlowS25B2B · New York
- Oleg Zaremba@olzareFounder · AiSDRS23B2B · San Francisco
- Alon Hendelman@alonhendelmanFounder · OleW22Consumer · Tel Aviv
- Gal AharonFounder · OleW22Consumer · Tel Aviv
- Oleksii Sidorov@acecreamuFounder · SuggestrW22B2B · Singapore
- Oleg Giberstein@ogibersteinFounder · CoinruleS21Fintech · London
- Oleg Zaremba@olzareFounder · AXDRAFTW19B2B · Kyiv
- George BurkhardFounder/CTO · Sinovia TechnologiesW17Industrials · San Francisco
- Oleg Rogynskyy@OlegRFounder/CEO · People.aiS16B2B · San Francisco
- Oleg Kostour@olegkostourFounder · CoupleW12Consumer · San Francisco
FOUNDERROLEBATCHINDUSTRYLOCATIONTEAMX_url
Alina ParkEkho LabsFounder/CEOSummer 2026B2BNew York, United States0https://x.com/olenyaparkOleg KostourAtlasGrid2× YCFounder/CEOFall 2025B2BSan Francisco, United States6https://x.com/olegkostourAlec OleskyRowFlowFounder/CTOSummer 2025B2BNew York, United States2—Oleg ZarembaAiSDR2× YCFounderSummer 2023B2BSan Francisco, United States5https://x.com/olzareAlon HendelmanOleFounderWinter 2022ConsumerTel Aviv, Israel10https://x.com/alonhendelmanGal AharonOleFounderWinter 2022ConsumerTel Aviv, Israel10—Oleksii SidorovSuggestrFounderWinter 2022B2BSingapore, Singapore2https://x.com/acecreamuOleg GibersteinCoinruleFounderSummer 2021FintechLondon, United Kingdom7https://x.com/ogibersteinOleg ZarembaAXDRAFT2× YCFounderWinter 2019B2BKyiv, Ukraine34https://x.com/olzareGeorge BurkhardSinovia TechnologiesFounder/CTOWinter 2017IndustrialsSan Francisco, United States7—Oleg RogynskyyPeople.aiFounder/CEOSummer 2016B2BSan Francisco, United States300https://x.com/OlegROleg KostourCouple2× YCFounderWinter 2012ConsumerSan Francisco, United States2https://x.com/olegkostour
Showing 1–12 of 12 founders
Zdeněk Höfler
Founder·Coinrule
PRIMARY INFO
RoleFounder· not in title
Team size7
BatchSummer 2021
LocationLondon, United Kingdom
Company statusActive
StageEarly
BIO
Technical founder, full-stack builder and hands-on engineering leader with 20+ years of experience building platforms end-to-end — from design and architecture to infrastructure, deployment, security and operations. Strong product sense, founder-level ownership and an obsession with building robust systems that users love. Experienced in fintech, cybersecurity, automation, trading infrastructure, and high-availability systems.
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
DisciplineEngineerKeyword match from the bio text, not a classifier.
TRACK RECORD
First YC company on record
COMPANY CONTEXT
Coinrule
Coinrule Automates Your Crypto and Stock Investments
