Founder Directory
Built by Keitoto
Founders4
Known for these resultsRole75%Role is parsed from founder titles in yc.db. Known for 75% 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.Bio75%Bio coverage: 75% 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-company0%Ex-company is matched from bios with employment context (ex-, formerly, worked at). 0% of these rows have at least one match.School0%School is matched from bios, case-sensitive for acronyms. 0% of these rows have at least one match.
- João de Paula@joaopdepaulaFounder/CEO · MesmerX25B2B · Berlin
- Alexander Haddad@AF_HaddadFounder · Kopra BioS24Healthcare · San Francisco
- João de Paula@joaopdepaulaFounder/CTO · GlioS13Consumer · Rio de Janeiro
- Roberto RiccioFounder/CEO · GlioS13Consumer · Rio de Janeiro
FOUNDERROLEBATCHINDUSTRYLOCATIONTEAMX_url
João de PaulaMesmer2× YCFounder/CEOSpring 2025B2BBerlin, Germany7https://x.com/joaopdepaulaAlexander HaddadKopra BioFounderSummer 2024HealthcareSan Francisco, United States2https://x.com/AF_HaddadJoão de PaulaGlio2× YCFounder/CTOSummer 2013ConsumerRio de Janeiro, Brazil2https://x.com/joaopdepaulaRoberto RiccioGlioFounder/CEOSummer 2013ConsumerRio de Janeiro, Brazil2—
Showing 1–4 of 4 founders
Lucas Silva
Founder/CTO·Mesmer
PRIMARY INFO
RoleFounder/CTO
Team size7
BatchSpring 2025
LocationBerlin, Germany
Company statusActive
StageEarly
BIO
Cofounder and CTO at Mesmer (X25). Previously cofounder at Qual Farmácia (2018) and Director of Engineering at Origin Financial. 18 years experience as engineering leader. Passionate about building products that matter
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
MesmerThe operating system for the 100x Engineering Team
