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Richard Theodossiades and Lisa Stanley

Zero: a money app that shows your carbon footprint

  • Founded 2021
  • 14,000 users
  • Certified B Corp

About

Richard Theodossiades and Lisa Stanley founded Zero in Wales in 2021. It is a money app with a personal account, a Mastercard debit card and a GreenScore that shows the carbon impact of your spending and how to reduce it.

Zero is a B Corp with 14,000 users and has processed more than £1.1m in payments. It works with Mastercard, supports Apple Pay and Google Pay, and gives each new customer 400 community shares.

Number 81 on the Startups 100 Index 2026.