Calastone is the largest global funds transaction network, connecting many of the world’s leading financial organisations.  Our mission is to make funds accessible to everyone by reducing the frictional cost of trading. We use smart technology solutions and industry collaboration to lower operational risk and enhance client profitability through digitisation and automation.

Over 1,700 customers in 40 countries and territories benefit from Calastone’s services, processing over 9 million messages and £170 billion of transactions each month.

Calastone is headquartered in London and has offices in Luxembourg, Hong Kong, Taiwan, Singapore and Sydney.

Calastone Limited is a company registered in England and Wales and is authorised and regulated by the Financial Conduct Authority



Financial Services 

Company size 

51-200 employees 


Privately Held 




Order Routing, Trade Notification, Settlements, Reporting, Transfers, Connectivity and Infrastructure, Data Services, FinTech, Fund Distribution, Automation, Mutual Funds, Net Settlement, Fund Transaction, Global Transaction Network, Managed Funds, and Blockchain