Founder Directory
Built by Keitoto
Founders18
Known for these resultsRole72%Role is parsed from founder titles in yc.db. Known for 72% 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.Bio100%Bio coverage: 100% 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-company44%Ex-company is matched from bios with employment context (ex-, formerly, worked at). 44% of these rows have at least one match.School56%School is matched from bios, case-sensitive for acronyms. 56% of these rows have at least one match.
- Jeffrey Lin@JeffjinlinFounder/CTO · DatoricS26B2B · San Francisco
- Nikhil ReddyFounder/CEO · DatoricS26B2B · San Francisco
- Carl Stauffer@carlstauffer_Founder/CEO · RiftenS26B2B · San Francisco
- Yuta Baba@yuta__babaFounder · Carrot LabsW26B2B · San Francisco
- Celine Wang@nicenewgalFounder/CTO · RoboDockW26Industrials · San Francisco
- Shahryar AbbasiFounder/CEO · Risely AIS25Education · San Francisco
- Noah Newfield@NoahNewfieldFounder/COO · CharmF24Consumer · New York
- Shaun Modi@shaunmodiFounder/CEO · Capitol AIS24B2B · Washington
- thomas hallaranFounder/CTO · Capitol AIS24B2B · Washington
- Aakash PrasadFounder/CEO · InspectMind AIW24Real Estate and Construction · San Francisco
- Alan Liu@AlanLiu96Founder/CEO · Health HarborS23Healthcare · San Francisco
- Sebastian Schrama@JohnnySchleckerFounder · TiptapS23B2B · Berlin
- Tullie Murrell@tulliemurrellFounder/CEO · ShapedW22B2B · New York
- Mark LeeFounder/CEO · MarqVisionS21B2B · Los Angeles
- Conor CullinaneFounder · Pirouette PharmaS21Healthcare · Boston
- Elijah KapasFounder · Pirouette PharmaS21Healthcare · Boston
- Matthew KaneFounder · Pirouette PharmaS21Healthcare · Boston
- Andrea Baronchelli@andrea_aspireFounder/CEO · AspireW18Fintech · Singapore
FOUNDERROLEBATCHINDUSTRYLOCATIONTEAMX_url
Jeffrey LinDatoricFounder/CTOSummer 2026B2BSan Francisco, United States2https://x.com/JeffjinlinNikhil ReddyDatoricFounder/CEOSummer 2026B2BSan Francisco, United States2—Carl StaufferRiftenFounder/CEOSummer 2026B2BSan Francisco, United States0https://x.com/carlstauffer_Yuta BabaCarrot LabsFounderWinter 2026B2BSan Francisco, United States2https://x.com/yuta__babaCeline WangRoboDockFounder/CTOWinter 2026IndustrialsSan Francisco, United States3https://x.com/nicenewgalShahryar AbbasiRisely AIFounder/CEOSummer 2025EducationSan Francisco, United States8—Noah NewfieldCharmFounder/COOFall 2024ConsumerNew York, United States1https://x.com/NoahNewfieldShaun ModiCapitol AIFounder/CEOSummer 2024B2BWashington, United States11https://x.com/shaunmodithomas hallaranCapitol AIFounder/CTOSummer 2024B2BWashington, United States11—Aakash PrasadInspectMind AIFounder/CEOWinter 2024Real Estate and ConstructionSan Francisco, United States2—Alan LiuHealth HarborFounder/CEOSummer 2023HealthcareSan Francisco, United States4https://x.com/AlanLiu96Sebastian SchramaTiptapFounderSummer 2023B2BBerlin, Germany19https://x.com/JohnnySchleckerTullie MurrellShapedFounder/CEOWinter 2022B2BNew York, United States25https://x.com/tulliemurrellMark LeeMarqVisionFounder/CEOSummer 2021B2BLos Angeles, United States200—Conor CullinanePirouette PharmaFounderSummer 2021HealthcareBoston, United States9—Elijah KapasPirouette PharmaFounderSummer 2021HealthcareBoston, United States9—Matthew KanePirouette PharmaFounderSummer 2021HealthcareBoston, United States9—Andrea BaronchelliAspireFounder/CEOWinter 2018FintechSingapore, Singapore500https://x.com/andrea_aspire
Showing 1–18 of 18 founders
Sebastian Schrama
Founder·Tiptap
PRIMARY INFO
RoleFounder· not in title
Team size19
BatchSummer 2023
LocationBerlin, Germany
Company statusActive
StageGrowth
BIO
Sebastian is the co-founder and co-CEO of Tiptap. With over a decade of experience in the freelance and entrepreneurial world, he has honed his skills in finance and operations. His diverse expertise has shaped his role at Tiptap, where he navigates the company’s financial health and operational efficiency.
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
DisciplineBusinessKeyword match from the bio text, not a classifier.
TRACK RECORD
First YC company on record
COMPANY CONTEXT
TiptapThe open-source document editor for humans and AI agents.
