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Arbinet

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International voice and ip solutions to carriers and service providers globally

Herndon, United StatesFounded 1996Consumer Services
Valuation $25–50M Last recorded · 2010
Headcount <100 Current team size
Total funding $50–100M Disclosed equity funding
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About Arbinet

Arbinet Corporation is a leading provider of international voice and IP solutions, catering to telecommunications carriers and service providers worldwide. Operating in the global telecommunications market, Arbinet connects over 1100 carriers to more than 1400 destinations, offering a robust platform for call routing, credit management, and settlement capabilities. The company’s core services include international voice traffic termination, IP transit services, and optimized IP routing. Arbinet’s business model revolves around facilitating efficient and cost-effective global communication through a single interconnect, reducing capital expenditure (CAPEX) and operational expenditure (OPEX) for its clients. Revenue is generated through service fees for voice and IP traffic termination, as well as value-added services like real-time call statistics and secured payment cycles.

Source: Dealroom company data

At a glance

Founded
1996
Headquarters
Herndon, United States
Sector
Consumer Services

Investors

11 investors on the cap table

From Dealroom's funding and investor records, grouped by the round each investor first entered.

Series A2 investors entered at this stage

Series B and later9 investors entered at this stage

  • Amerindo Investment Advisors
  • Fuse Capital
  • EnerTech Capital
  • CB Capital Partners
  • J.P. Morgan Asset Management
  • Quetzal/JPMorgan Partners
  • ICG Communications
  • ATEL Ventures
  • BancBoston Ventures
Team profiled 25 named & role-tagged
Founders Hidden — book a demo/100 quality score
Key operators Hidden — book a demo quality score
Potential founders Hidden — book a demo likely future founders
Startup mafia Hidden — book a demo alumni-founded startups
Talent movements Hidden — book a demo in · Hidden — book a demo out past 12 months

Source: Dealroom Talent Intelligence.

Global footprint

Workforce and web traffic by country
Workforce by country
4 countries with
team presence
🇺🇸 United States55.6%
🇩🇪 Germany22.2%
🇫🇷 France11.1%
🇮🇳 India11.1%
4 countries shown

Market sentiment

Posts on X, past 7 days

An AI-synthesised read of the highest-engagement posts about Arbinet on X, ranked by likes and reposts, corporate channels excluded.

Reading the room on X — pulling top posts and synthesizing themes…

Source: X recent search ranked by engagement (likes + retweets) · Synthesis by Claude · Cached for 1 hour

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