Founder Directory
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Founders17
Known for these resultsRole35%Role is parsed from founder titles in yc.db. Known for 35% 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.Bio94%Bio coverage: 94% 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-company41%Ex-company is matched from bios with employment context (ex-, formerly, worked at). 41% of these rows have at least one match.School24%School is matched from bios, case-sensitive for acronyms. 24% of these rows have at least one match.
- Daniel Kasabov-NouvionFounder · ValenceW26Fintech · San Francisco
- Stephen Grinich@stephengrinichFounder/CEO · HealthSparkF24Healthcare · San Francisco
- Tolu Alabi@tolu_tols1Founder/CEO · ClevaW24Fintech · Lagos
- Siddharth GirdharFounder/CEO · Pivot RoboticsW24Industrials · San Francisco
- Vignesh Rajmohan@vrajmoFounder/CTO · Pivot RoboticsW24Industrials · San Francisco
- Anuja VermaFounder · TruvaS22B2B · San Francisco
- Gaurav Aggarwal@gaurav_aggarwalFounder · TruvaS22B2B · San Francisco
- Cristóbal Grinbergs@cgrinbergsFounder · CarddaW22Fintech · Santiago
- Hall ChenFounder/CTO · GridwareW21Industrials · San Francisco
- Omar B@A_binomar1Founder · GridwareW21Industrials · San Francisco
- Tim Barat@TimBaratFounder · GridwareW21Industrials · San Francisco
- Dusko Kelez@duskokelezFounder · HapiW21Fintech · San Francisco
- Venkatesh SakamuriFounder · StayflexiW21B2B · San Francisco
- Thiago AchatzFounder · Z1W21Fintech · São Paulo
- Tono Mandly@tonomandlyFounder · RiograndeS20Consumer · Mexico City
- Jonathan LewyFounder · GrinS18Consumer · Mexico City
- Sergio Romo@romotifFounder/CEO · GrinS18Consumer · Mexico City
FOUNDERROLEBATCHINDUSTRYLOCATIONTEAMX_url
Daniel Kasabov-NouvionValenceFounderWinter 2026FintechSan Francisco, United States3—Stephen GrinichHealthSparkFounder/CEOFall 2024HealthcareSan Francisco, United States1https://x.com/stephengrinichTolu AlabiClevaFounder/CEOWinter 2024FintechLagos, Nigeria30https://x.com/tolu_tols1Siddharth GirdharPivot RoboticsFounder/CEOWinter 2024IndustrialsSan Francisco, United States7—Vignesh RajmohanPivot RoboticsFounder/CTOWinter 2024IndustrialsSan Francisco, United States7https://x.com/vrajmoAnuja VermaTruvaFounderSummer 2022B2BSan Francisco, United States23—Gaurav AggarwalTruvaFounderSummer 2022B2BSan Francisco, United States23https://x.com/gaurav_aggarwalCristóbal GrinbergsCarddaFounderWinter 2022FintechSantiago, Chile5https://x.com/cgrinbergsHall ChenGridwareFounder/CTOWinter 2021IndustrialsSan Francisco, United States125—Omar BGridwareFounderWinter 2021IndustrialsSan Francisco, United States125https://x.com/A_binomar1Tim BaratGridwareFounderWinter 2021IndustrialsSan Francisco, United States125https://x.com/TimBaratDusko KelezHapiFounderWinter 2021FintechSan Francisco, United States45https://x.com/duskokelezVenkatesh SakamuriStayflexiFounderWinter 2021B2BSan Francisco, United States58—Thiago AchatzZ1FounderWinter 2021FintechSão Paulo, Brazil80—Tono MandlyRiograndeFounderSummer 2020ConsumerMexico City, Mexico—https://x.com/tonomandlyJonathan LewyGrinFounderSummer 2018ConsumerMexico City, Mexico300—Sergio RomoGrinFounder/CEOSummer 2018ConsumerMexico City, Mexico300https://x.com/romotif
Showing 1–17 of 17 founders
Sophie Secaf
Founder·Z1
PRIMARY INFO
RoleFounder· not in title
Team size80
BatchWinter 2021
LocationSão Paulo, Brazil
Company statusActive
StageEarly
BIO
Sophie Secaf is a creative strategist, consultant, and cultural researcher. Before founding Z1, Sophie worked as a political researcher in São Paulo and lead YONE, a branding company based in NYC. Secaf specializes in socio-cultural research, consumer insights and brand strategy. She is particularly interested in subcultures and consumer behavior. She is also the co-founder of YAGA festival, a festival focused in the international exchange of global subcultures and queer perspectives.
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
Z1Digital bank for teenagers in LatAm connected to prepaid card
