Nadia is the current Director of the Institute for Occupational Health and Safety Development (IOHSAD), a pioneer workplace safety group in the Philippines established in the late 1980s. She has two decades of experience in labor rights advocacy and organising, with a strong focus on occupational safety and health (OSH) rights and movement building since 2012. As part of her work in IOHSAD, Nadia has worked among electronics workers, assisting them in building and consolidating OSH committees and OSH victims' groups in workplaces. She also serves as the Coordinator of the Asian Network for the Rights of Occupational and Environmental Victims (ANROEV), a network of grassroots organisations in more than 20 countries and territories across Asia.

Olga is Professor of International Law at the School of Law, University of Greenwich, where she leads the Business, Human Rights and the Environment Research Group (BHRE). She has been researching business and human rights for over ten years and is an expert on public procurement and human rights, human rights in global supply chains and due diligence. She is a founding member and currently coordinates the International Learning Lab on Procurement and Human Rights. Olga works with the Modern Slavery Prevention Unit of the UK Home Office, and has advised the EU Parliament on mandatory human rights due diligence regulation and worked with the ILO on Fair Labour Recruitment and Human Rights.