Mio

Mio powers seamless communication between workplace chat apps.

y-combinatorWinter 2016SaaS Messaging Team Collaboration🇺🇸 Austin12 people

m.io 𝕏 Twitter

James Cundle, Tom Hadfield · 2 co-founders

2015Founded

Team

current

Co-founders

current

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Founded

Source for Founded

Profile coverage4 of 8 · missing Funding, Signals, Customers, Stack / tools · last run 8/11/2026

About

Mio powers seamless communication between Slack, Microsoft Teams & Webex Teams. The Austin, Texas-based company was founded by Tom Hadfield and James Cundle in November 2015. M.io has raised $12m from investors including Goldcrest Capital, Eniac Ventures, Two Sigma Ventures, Khosla Ventures, Y Combinator and Capital Factory. Ready to sync your teams? Learn more and get started at https://m.io/

2 founders

James Cundle

Founder/CTO

Repeat technical co-founder, security first engineer with multi-stack and devops experience applied to multiple verticals over the last 20+ years. Excellent track record of delivering projects for creative business thinkers. Big picture awareness, rapid prototype and forward thinker in fast moving, small team environments. Solid experience in delivering compliance and SOC2 in a start up environment.

in LinkedIn 𝕏 @jamescundle

Tom Hadfield

Founder/CEO

Tom Hadfield is a British entrepreneur whose first company, Soccernet.com, was sold to ESPN for $40 million when he was 17 years old. Today, Tom is the CEO of Mio, an enterprise messaging startup based in Austin, Texas backed by Y Combinator, Khosla Ventures and Capital Factory. Tom graduated from Harvard University in 2008 and he is a board member at Heifer International, a charity working to end hunger and poverty around the world.

in LinkedIn 𝕏 @tomhadfield