claimedco.com — the verified startup registry

Mesmer

mesmer.co · San Francisco · founded 2025 · team 7 people · Pre-seed (YC SPRING 2025) · trust 0/4

The OS for the 100x Engineering Team

This dossier was built by Clark from a public scan on 2026-07-04 and is unclaimed. Is this your startup? Claim it.

Verified facts

Company NameMesmer
source: https://mesmer.co
Value PropositionThe OS for the 100x Engineering Team
source: https://www.ycombinator.com/companies/mesmer
Headquarters CitySan Francisco
source: https://www.ycombinator.com/companies/mesmer
Founded Year2025
source: https://www.ycombinator.com/companies/mesmer (SPRING 2025 batch)
Team Size7 people
source: https://www.workatastartup.com/companies/mesmer
Funding StagePre-seed (YC SPRING 2025)
source: https://www.ycombinator.com/companies/mesmer
FoundersJoão de Paula (CEO), Lucas Bruno Silva, Sergio Oliveira Bergmann (VP of Engineering)
source: https://www.ycombinator.com/companies/mesmer
Legal Entity NameNot found in public records
source: No public incorporation record found
Public Contact Emailjoao@mesmer.co
source: https://www.ycombinator.com/launches/NVz-mesmer-cursor-for-ctos

Open in the registry app →