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
Discover Open Ownership’s new Beneficial Ownership Transparency Evidence Centre at our virtual launch event.
Published: 01 September 2026
Knowing the beneficial owners – the real, human owners of corporate vehicles bidding for public contracts – is critical to identifying and mitigating procurement-related risks. This blog post explores how.
Written by Open Ownership
In this joint blog post, we explore regional leadership by Open Ownership and the African Union Commission in driving the beneficial ownership transparency agenda.
Written by African Union Commision, Open Ownership
Published: 16 July 2026
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 recently launched a new feature allowing anyone to download the entire Register dataset in one go
Published: 26 February 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
Open Ownership organised a workshop in Nairobi on 14 and 15 June 2022 to discuss the current state of beneficial ownership data in Kenya, and its connections to public procurement
Written by Stephen Abbott Pugh
Published: 22 June 2022