Billionaire Profile
Kristo Käärmann
Global Rank
#1552

Image: Elekes Andor | CC BY 4.0 | via Wikimedia Commons

Kristo Käärmann

CEO, Payments
ESTONIA
Real-Time Net Worth
$2.733B
Estimated based on Payments stock value as of April 21, 2026
-0.73% (24h)
Age
45
Source
Payments, banking
Industry
Finance & Investments
Citizenship
ESTONIA

Biography

Kristo Käärmann is the co-founder and CEO of Wise, a global financial technology company. His net worth is estimated at $2.2 billion, primarily derived from his stake in Wise. Käärmann's wealth source is payments and banking. He co-founded Wise with Taavet Hinrikus in 2011, aiming to disrupt traditional banking fees. Before Wise, Käärmann worked as a management consultant, gaining insights into the inefficiencies of existing financial systems. His career achievements include leading Wise's growth from a startup to a publicly listed company, serving millions of customers across the globe.

Fact Checked
Verified by Editorial Team
Live Data
Updated 4/21/2026

Wealth Over Time

In-Depth Profile

Early Life and Education

Kristo Käärmann was born and raised in Estonia during the Soviet era. His early interest in technology began with a ZX Spectrum computer in the early 90s. He pursued higher education, earning a BSc and MSc in Mathematics and Computer Science from the University of Tartu in 2002.

Career and the Genesis of Wise

Käärmann's career started in management consulting, working at PricewaterhouseCoopers (PwC) and Deloitte. At Deloitte, he focused on the implementation of financial systems and actuarial modeling. His experience highlighted inefficiencies in traditional banking, which inspired him to seek a better solution for cross-border money transfers. This led him to co-found TransferWise (later Wise) with Taavet Hinrikus in 2011.

Rise to Success with Wise

Wise revolutionized international money transfers by offering a transparent and affordable alternative to traditional banks. Under Käärmann's leadership, Wise expanded its services, attracting millions of customers and growing into a global fintech leader. Wise went public on the London Stock Exchange in 2021. Käärmann and Hinrikus became Estonia's first billionaires as a result of Wise's success.

Key Business Strategies

Wise's success is attributed to its peer-to-peer system, offering real exchange rates, and low fees, which challenged established financial norms. The company focused on transparency and efficiency, leading to rapid growth and customer adoption. Käärmann has overseen the expansion of Wise into multiple markets and the development of various products, including multi-currency accounts and debit cards.

Controversies

In 2021, Käärmann was included on a list of individuals receiving penalties for a deliberate default regarding their tax affairs, for which he received a fine.

Career Milestones

2002

Education

Earned a Master's degree in Mathematics and Computer Science from the University of Tartu.

2007

Management Consultant

Worked as a management consultant at Deloitte.

2011

Co-founded TransferWise (Wise)

Co-founded the cross-border payments startup, later known as Wise.

2021

Wise IPO

Took Wise public on the London Stock Exchange.

Controversies & Challenges

2021

Tax Default

Included on a list of individuals receiving penalties for a deliberate default regarding their tax affairs.