Next Caller
AcquiredYC W14New York City, US · Founded 2012 · Delaware corporation · 20 employees · 10 known investors
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Next Caller provides real-time call verification technology that identifies spoofed and fraudulent calls while allowing legitimate callers through, helping businesses prevent phone fraud and authentication abuse.
Founders & leadership· Y Combinator alumni (W14)
Next Caller was founded in 2012 by Ian Roncoroni and Gianni Martire.


Investors · 10
How we know: Hemisphere Ventures LLC's portfolio page · Not right? Tell us
How we know: the Y Combinator directory · open dataset · 5k.vc investor directory · Not right? Tell us
How we know: Y Combinator's founder network · Not right? Tell us
How we know: Y Combinator's founder network · Not right? Tell us
How we know: Y Combinator's founder network · Not right? Tell us
How we know: Y Combinator's founder network · Not right? Tell us
How we know: Y Combinator's founder network · Not right? Tell us
How we know: Y Combinator's founder network · Not right? Tell us
How we know: Y Combinator's founder network · Not right? Tell us
Also in the syndicate · 1
Funding
SEC filings, press & company announcements$5M disclosed across 2 rounds · 2016–2017
- $5MraisedAug 2017 · 2 sources
Crystal Towers (lead)
Source ↗
▶$2.5KraisedJun 2016 · 1 investors · Telecommunications
- Gianni MartireExecutive Officer, Director
- Ian RoncoroniExecutive Officer, Director
- Offering amount
- $2.5K
- Amount sold
- $2.5K
- First sale
- Jan 2016
- Incorporated
- Corporation, Delaware, 2012
- Federal exemptions
- 05
Source: SEC EDGAR Form D. Amounts as filed; amended filings shown once at their latest values.
Founder mafia
2 people who came through Next Caller went on to found or lead other companies.
Related companies · 2
Companies working in the same space as Next Caller.
Legal entities · 1
corporate structureIn the news
Frequently asked questions
- What does Next Caller do?
- Next Caller provides real-time call verification technology that identifies spoofed and fraudulent calls while allowing legitimate callers through, helping businesses prevent phone fraud and authentication abuse.
- Who founded Next Caller?
- Next Caller was founded by Ian Roncoroni, Gianni Martire in 2012.
- Who are Next Caller's investors?
- Next Caller's investors include Hemisphere Ventures LLC, Y Combinator, Zillionize, Agrolimen Ventures, BEENEXT, CRCM Ventures, Pegasus Tech Ventures, TSVC and 1 more.
- How much funding has Next Caller raised?
- Next Caller has disclosed $5M raised across 2 rounds.
- Where is Next Caller headquartered?
- Next Caller is headquartered in New York City, US.








