Founder Directory
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Founders150
Known for these resultsRole43%Role is parsed from founder titles in yc.db. Known for 43% 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.Bio77%Bio coverage: 77% 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-company20%Ex-company is matched from bios with employment context (ex-, formerly, worked at). 20% of these rows have at least one match.School29%School is matched from bios, case-sensitive for acronyms. 29% of these rows have at least one match.
- Johnny Doyle@jdoyleirlFounder/CEO · ProvenMetalS26Industrials · San Francisco
- Will Carkner@CarknerWillFounder/CTO · ProvenMetalS26Industrials · San Francisco
- Emily Colman@emilyrcolmanFounder · RonanRx Inc.S26Healthcare · San Francisco
- Lloyd Armbrust@larmbrustFounder/CEO · RonanRx Inc.S26Healthcare · San Francisco
- Justin SoFounder/CEO · SidekickS26B2B · San Francisco
- Sruthi Viswanathan@_sruvisFounder/CEO · Deep InteractionsX26B2B · San Francisco
- Mike Levin@mike_dripFounder/CEO · DreachX26B2B · San Francisco
- Adam RonFounder/CEO · SoriaX26Fintech · New York
- Cameron SpillerFounder/CTO · SoriaX26Fintech · New York
- Selina Li@SelinaliyyFounder/CEO · Bubble LabW26B2B · San Francisco
- Zach Zhong@zhubzyzFounder/CTO · Bubble LabW26B2B · San Francisco
- Christopher AckerFounder/CEO · Carrot LabsW26B2B · San Francisco
- Yuta Baba@yuta__babaFounder · Carrot LabsW26B2B · San Francisco
- Gauri Agarwal@gauriagarwal99Founder/CTO · KoyalF25Consumer · San Francisco
- Mehul Agarwal@meh_agarwalFounder/CEO · KoyalF25Consumer · San Francisco
- Anna Zhang@anna_y_zhangFounder/CEO · NessieF25Consumer · San Francisco
- Tiger Wang@tigerjwangFounder/CTO · NessieF25Consumer · San Francisco
- Ethan BoyersFounder/CTO · Semble AIF25B2B · San Francisco
- Jonathan TyshlerFounder/CEO · Semble AIF25B2B · San Francisco
- Ansh Sheth@AnshSheth4Founder · Bizzy AIS25B2B · New York
FOUNDERROLEBATCHINDUSTRYLOCATIONTEAMX_url
Johnny DoyleProvenMetalFounder/CEOSummer 2026IndustrialsSan Francisco, United States4https://x.com/jdoyleirlWill CarknerProvenMetalFounder/CTOSummer 2026IndustrialsSan Francisco, United States4https://x.com/CarknerWillEmily ColmanRonanRx Inc.FounderSummer 2026HealthcareSan Francisco, United States5https://x.com/emilyrcolmanLloyd ArmbrustRonanRx Inc.2× YCFounder/CEOSummer 2026HealthcareSan Francisco, United States5https://x.com/larmbrustJustin SoSidekickFounder/CEOSummer 2026B2BSan Francisco, United States1—Sruthi ViswanathanDeep InteractionsFounder/CEOSpring 2026B2BSan Francisco, United States4https://x.com/_sruvisMike LevinDreachFounder/CEOSpring 2026B2BSan Francisco, United States2https://x.com/mike_dripAdam RonSoriaFounder/CEOSpring 2026FintechNew York, United States3—Cameron SpillerSoriaFounder/CTOSpring 2026FintechNew York, United States3—Selina LiBubble LabFounder/CEOWinter 2026B2BSan Francisco, United States2https://x.com/SelinaliyyZach ZhongBubble LabFounder/CTOWinter 2026B2BSan Francisco, United States2https://x.com/zhubzyzChristopher AckerCarrot LabsFounder/CEOWinter 2026B2BSan Francisco, United States2—Yuta BabaCarrot LabsFounderWinter 2026B2BSan Francisco, United States2https://x.com/yuta__babaGauri AgarwalKoyalFounder/CTOFall 2025ConsumerSan Francisco, United States5https://x.com/gauriagarwal99Mehul AgarwalKoyalFounder/CEOFall 2025ConsumerSan Francisco, United States5https://x.com/meh_agarwalAnna ZhangNessieFounder/CEOFall 2025ConsumerSan Francisco, United States3https://x.com/anna_y_zhangTiger WangNessieFounder/CTOFall 2025ConsumerSan Francisco, United States3https://x.com/tigerjwangEthan BoyersSemble AIFounder/CTOFall 2025B2BSan Francisco, United States2—Jonathan TyshlerSemble AIFounder/CEOFall 2025B2BSan Francisco, United States2—Ansh ShethBizzy AIFounderSummer 2025B2BNew York, United States—https://x.com/AnshSheth4
Showing 1–20 of 150 founders
Zach Zhong
Founder/CTO·Bubble Lab
PRIMARY INFO
RoleFounder/CTO
Team size2
BatchWinter 2026
LocationSan Francisco, United States
Company statusActive
StageEarly
BIO
I like to automate everything Cornell Tech CS'25, UCSD CS'24 Prev co-founded gymii.ai
Ex-company, school and discipline below are derived from this bio. Nothing is inferred when the bio is missing.
BACKGROUND
Credentialsnone mentioned
Disciplinenot detectedKeyword match from the bio text, not a classifier.
TRACK RECORD
First YC company on record
COMPANY CONTEXT
Bubble LabOperating system for premium professional communities
Co-foundersSelina Li@Selinaliyy
