Founder Directory
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Founders42
Known for these resultsRole52%Role is parsed from founder titles in yc.db. Known for 52% 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.Bio93%Bio coverage: 93% 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-company14%Ex-company is matched from bios with employment context (ex-, formerly, worked at). 14% of these rows have at least one match.School33%School is matched from bios, case-sensitive for acronyms. 33% of these rows have at least one match.
- Eric Silver@2998x10tothe8Founder/CEO · Mass MagneticsS26Industrials · Boston
- Matthew Groll@matthewxgrollFounder/CTO · Mass MagneticsS26Industrials · Boston
- Johnny Doyle@jdoyleirlFounder/CEO · ProvenMetalS26Industrials · San Francisco
- Will Carkner@CarknerWillFounder/CTO · ProvenMetalS26Industrials · San Francisco
- Alexander Urbanski@urban_alex42Founder · UltrasoniumS26Industrials · Boston
- Chris CarterFounder · UltrasoniumS26Industrials · Boston
- Hunter BrownFounder · UltrasoniumS26Industrials · Boston
- Jack QiuFounder/CEO · UltrasoniumS26Industrials · Boston
- Deo Arlo (Iron Dome Guy)@deoarloFounder/CEO · Arlo IndustriesX26Industrials · San Francisco
- Andrei Zhevlakov@azbang_Founder/CTO · HEVN, incX26Fintech · San Francisco
- Nik Briuzgin@Nikitadigital10Founder/CPO · HEVN, incX26Fintech · San Francisco
- Pavel Mitsevich@mywonder_hereFounder/CMO · HEVN, incX26Fintech · San Francisco
- Peter Volnov@p_volnovFounder/CEO · HEVN, incX26Fintech · San Francisco
- Kunal Roy@princeofbothellFounder · DomeF25B2B
- Kurush Dubash@kurushdubashFounder · DomeF25B2B
- Alejandro SalinasFounder · LocataS25Healthcare · New York
- Jason CorneliusFounder/CEO · Perseus DefenseS25Industrials · Austin
- Steve MessingerFounder/CTO · Perseus DefenseS25Industrials · Austin
- Bill WangFounder/CTO · Besimple AIX25B2B · San Francisco
- Jakob Knudsen@jakeknudsen5Founder/CEO · Foundation IndustriesX25Industrials · San Francisco
FOUNDERROLEBATCHINDUSTRYLOCATIONTEAMX_url
Eric SilverMass MagneticsFounder/CEOSummer 2026IndustrialsBoston, United States3https://x.com/2998x10tothe8Matthew GrollMass MagneticsFounder/CTOSummer 2026IndustrialsBoston, United States3https://x.com/matthewxgrollJohnny DoyleProvenMetalFounder/CEOSummer 2026IndustrialsSan Francisco, United States4https://x.com/jdoyleirlWill CarknerProvenMetalFounder/CTOSummer 2026IndustrialsSan Francisco, United States4https://x.com/CarknerWillAlexander UrbanskiUltrasoniumFounderSummer 2026IndustrialsBoston, United States5https://x.com/urban_alex42Chris CarterUltrasoniumFounderSummer 2026IndustrialsBoston, United States5—Hunter BrownUltrasoniumFounderSummer 2026IndustrialsBoston, United States5—Jack QiuUltrasoniumFounder/CEOSummer 2026IndustrialsBoston, United States5—Deo Arlo (Iron Dome Guy)Arlo IndustriesFounder/CEOSpring 2026IndustrialsSan Francisco, United States3https://x.com/deoarloAndrei ZhevlakovHEVN, incFounder/CTOSpring 2026FintechSan Francisco, United States8https://x.com/azbang_Nik BriuzginHEVN, incFounder/CPOSpring 2026FintechSan Francisco, United States8https://x.com/Nikitadigital10Pavel MitsevichHEVN, incFounder/CMOSpring 2026FintechSan Francisco, United States8https://x.com/mywonder_herePeter VolnovHEVN, incFounder/CEOSpring 2026FintechSan Francisco, United States8https://x.com/p_volnovKunal RoyDomeFounderFall 2025B2BUnknown2https://x.com/princeofbothellKurush DubashDomeFounderFall 2025B2BUnknown2https://x.com/kurushdubashAlejandro SalinasLocataFounderSummer 2025HealthcareNew York, United States4—Jason CorneliusPerseus DefenseFounder/CEOSummer 2025IndustrialsAustin, United States3—Steve MessingerPerseus DefenseFounder/CTOSummer 2025IndustrialsAustin, United States3—Bill WangBesimple AIFounder/CTOSpring 2025B2BSan Francisco, United States6—Jakob KnudsenFoundation IndustriesFounder/CEOSpring 2025IndustrialsSan Francisco, United States5https://x.com/jakeknudsen5
Showing 1–20 of 42 founders
Hunter Brown
Founder·Ultrasonium
PRIMARY INFO
RoleFounder· not in title
Team size5
BatchSummer 2026
LocationBoston, United States
Company statusActive
StageEarly
BIO
Founder & VP, Engineering at Ultrasonium Started my R&D career working at national labs by age 15. I have contributed to the ITER fusion reactor and CERN through labs at NHFML and LBNL. I have led teams of fabricators and designers in both research and industry. I am passionate about hard tech and moving groundbreaking research ideas into real products. I lead the Ultrasonium team on the novel and cutting edge technology we implement in our manufacturing process.
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
UltrasoniumManufacturing the metal parts the world runs on faster, cheaper, safer
