The Open Ownership Principles set out best practice standards for effective beneficial ownership disclosure. They are intended to support governments implementing effective beneficial ownership transparency reforms and guide international institutions in understanding and supporting this work
Expert advice for implementing beneficial ownership transparency, covering the full journey from commitment to data use
Published: 01 July 2021
The Beneficial Ownership Data Standard is an open standard providing guidance for collecting, storing and exchanging high-quality data on beneficial ownership
Published: 27 October 2025
Introducing the Beneficial Ownership Data Standard
Written by Tim Davies
Published: 29 June 2017
The Open Ownership Register has been updated to include information about the beneficial owners of over 240,000 Ukrainian companies
Written by Zosia Sztykowski
Published: 03 January 2018
Open Ownership is launching a new software tool for visualising beneficial ownership data
Written by Steve Day
Published: 09 October 2020
In late 2020, the US government passed the National Defence Authorisation Act which included important corporate transparency reforms
Published: 14 January 2021
Anglo American, BHP, Glencore, Newmont, Repsol and Rio Tinto commit to a set of beneficial ownership transparency and reforms
Published: 07 September 2021
Zambia officially launched its participation in the Opening Extractives programme on 10 December 2021
Published: 16 December 2021