Joinable Labs
Newark, US · Founded 2024 · Delaware corporation · 2 known investors
Find your way into Joinable Labs
Sign up to see every warm intro you have to Joinable Labs
- Paths you didn't know you had: your email and LinkedIn already hold routes to the Joinable Labs team. We find them for you
- 2nd- and 3rd-degree connections: the friend-of-a-friend routes that take hours to manually find through your inbox or LinkedIn
- Answers now, not in days: momentum is everything in a raise. Skip asking around whether someone knows someone
Days of research, done the moment you sign in, with every route ranked by how warm it is.
Improves AI system accuracy and reliability with domain-expert human data.
Founders & leadership
CZ
CALVIN ZHOUNamed on SEC filing
Investors · 2
VitalStage Ventureslisted by VitalStage VenturesSan Francisco
How we know: VitalStage Ventures's portfolio page · funding news · Not right? Tell us
Tess Venturesreported
How we know: funding news · Not right? Tell us
Reported raises · per SEC filings
Form D private placements$500K disclosed across 1 round · 2025
▶$500KraisedFeb 2025 · 2 investors · OtherRule 506(b)
▶$500KraisedFeb 2025 · 2 investors · Other
Rule 506(b)Officers, directors & promoters on the filing
- CALVIN ZHOUExecutive Officer, Director
- Offering amount
- $500K
- Amount sold
- $500K
- First sale
- Jan 2025
- Incorporated
- Corporation, Delaware, 2024
- Federal exemptions
- 06b
Source: SEC EDGAR Form D. Amounts as filed; amended filings shown once at their latest values.
Frequently asked questions
- What does Joinable Labs do?
- Improves AI system accuracy and reliability with domain-expert human data.
- Who are Joinable Labs's investors?
- Joinable Labs's investors include VitalStage Ventures, Tess Ventures.
- How much funding has Joinable Labs raised?
- Joinable Labs has disclosed $500K raised across 1 round.
- Where is Joinable Labs headquartered?
- Joinable Labs is headquartered in Newark, US.
