Rune Mai

Spiir A/S develops an online banking application. It offers technology, web, and applications for private finance and online business. The company was founded by Rune Mai and Guðmundur Hreiðarsson and is headquartered in Aarhus, Denmark.

Part of Mastercard, Inc., Aiia A/S is a leading open banking platform based in Copenhagen, Denmark. The Danish company's mission is to empower people to bring their financial data and accounts into play safely and transparently. Aiia's platform allows businesses and financial institutions to integrate financial data and account-to-account payments into their services for millions of European citizens. The company provides open banking services to a long list of banks, challenger banks, fintechs, accounting system providers, and payment companies. Aiia won the award for best mobile payment solution at Finovate Awards in 2020 for live open banking payment solutions built with its customers. The company was founded in 2010 by Rune Mai and Mette Reissmann, with Rune Mai serving as CEO since then. Aiia was acquired by Mastercard, Inc. on November 17, 2021.