Petrarch
YC S26 · Active · Internal industrial company data for frontier labs
Competitors
| Company | Category | Status | Program |
|---|---|---|---|
 HubShared: frontier labs, data, trainingActiveAI, Data, Devtools | AI, Data, Devtools | Active | YCX26 |
 MonosiShared: source data, data engineeringInactiveData, Devtools | Data, Devtools | Inactive | YCS20 |
 MaingenShared: frontier labs, industrial, modelActiveAI, Data | AI, Data | Active | YCS26 |
 ElementaryShared: source data, data engineeringActiveData, Devtools | Data, Devtools | Active | YCW22 |
 Hebbian RoboticsShared: model training, data engineeringActiveAI, Data | AI, Data | Active | YCS26 |
Adjacent
| Company | Category | Status | Program |
|---|---|---|---|
 idlerShared: frontier labs, data, modelActiveAI, Devtools | AI, Devtools | Active | YCS25 |
 InstaplayShared: frontier labsActiveAI | AI | Active | YCS26 |
 MarkovShared: data engineering, frontier, labsActiveAI, Data, Devtools | AI, Data, Devtools | Active | YCS26 |
 JigsawShared: frontier labs, data, trainingNot statedAI, Data | AI, Data | Not stated | speedrunSR005 |
 Vision LabShared: data engineering, industrial, labsActiveAI, Data | AI, Data | Active | YCX25 |
Founders
- Ian LeeFounder/CEO
- Samuel HahnFounder/COO
- Sudhish SwainFounder/CTO
About Petrarch
Petrarch brings internal company data to frontier labs, starting with manufacturing and industrial companies. We source data including codebases, project files, and payments from bankruptcy courts, then de-identify and prepare the data for model training.
- YC batch
- S26 · Summer 2026
- Status, per YC
- Active
- Category
- Data
- Team size
- 3
- Location
- San Francisco, CA, USA
- Founded
- 2026
- Checked
- 33m ago
YC tags: Marketplace, B2B, Data Engineering
Petrarch: questions
Which YC batch was Petrarch in?
Petrarch was in Y Combinator's Summer 2026 batch (S26).
Is Petrarch still active?
Y Combinator lists Petrarch as active.
Who founded Petrarch?
Petrarch's founders, as listed on its YC page: Ian Lee (Founder/CEO), Samuel Hahn (Founder/COO), Sudhish Swain (Founder/CTO).
Where is Petrarch based?
Petrarch lists San Francisco, CA, USA as its location on YC's directory.
Sources: each program's public company list, read twice a week. Not affiliated with Y Combinator or any other program. Logos via logo.dev; trademarks belong to their owners.