Eustace N. Onuegbu is a board level management consultant, an accredited ISO Management Systems Master Auditor / Partner, and a member of the Global Advisory Group on Business and Human Rights. He is an expert in Corporate Sustainability – Strategies, Implementation, Audit, and Reporting – using both national and international standards. Eustace is also a certified Management Systems – ISO 26000 Social Responsibility Management Guidance, ISO 45001 Occupational Health and Safety Management System, 14001 Environmental Management Standards System, ISO 9001 Quality Management Standards, ISO 20400 Sustainable Procurement and Supply Chain Management Guidance, ISO 37301 Compliance Management System, ISO 22301 Business Continuity Management System, ISO 31000 Risk Management Guidance, ISO 50001 Energy Management System – Senior Lead Implementer, Platinum Trainer and Master Auditor with the Professional Evaluation and Certification Board, (PECB) Canada.

He is a Distinguished Fellow and Vice Chair of Executive Council in charge of Learning and Development at the Sustainability Professionals Institute of Nigeria (SPIN). He is also the President and Lead Consultant of the International Network for Corporate Social Responsibility (IN-CSR), a hybrid organisation working to promote corporate sustainability and responsibility in Sub–Saharan Africa while also serving on the board of a number of other Civil Society Organisations (CSOs). He is an alumnus of Oxford School of Climate Change, United Kingdom.

Eustace recently in 2025 completed sustainability training for several South American organisations including –

• The Antigua and Barbuda Board of Education
• Central Bank of Belize
• Barbados Public Workers Co-Operative Ltd
• Jamaica Public Service
• Jamaica Public Service
• Jamaica Deposit Insurance Corporation
• Trinidad & Tobago Electricity Commission
• Jamaica Public Service
• The Antigua and Barbuda Board of Education
• Central Bank of Belize

He has also trained delegates from across the world including the United States of America and United Arab Emirates for the Professional Evaluation and Certification Board (PECB), Canada on key sustainability frameworks. He consulted for the Government of Tanzania on financial inclusion frameworks.

In Nigeria, Eustace has worked with leading organisations such as NNPC Ltd, TotalEnergies Plc; the Financial Reporting Council of Nigeria (FRCN); IHS Nigeria Ltd, RITE Foods Ltd, NASCON Plc, Dangote Group Plc; Zenith Bank Plc; Centre for International Governance and Innovation (CIGI) Canada; Central Bank of Nigeria (CBN); FCMB; First Bank Plc; Voices4Change/UKAID; University of Lagos; The Federal House of Representatives, Abuja; Oil and Gas Free Zones Authority (OGFZA); Green Energy International; National Human Rights Commission of Nigeria (NHRC) among others on Sustainability and Sustainable Development frameworks including Sustainable Banking, Consumer Protection and Financial Inclusion, Corporate Sustainability and Responsibility Standards, Business and Human Rights, and Corporate Governance. He has also worked on key developmental projects and made several representations to the international community including the United Nations, African Union, ECOWAS, and The Senate of Federal Republic of Nigeria on a wide range of environmental and social impact issues such as Public Policy and Climate Change – the Nexus; Access to Quality Education in Nigeria, Renewable Energy as a solution to the Country’s Energy Challenges, Sustainable Agriculture – Implementation and Impact Assessment, Deforestation and its Effects on Global Warning (NASS Committee member), Sustainable Finance and Investment, Sustainable Insurance, Pollution and Waste Disposal Challenges; Business and Human Rights Due Diligence, Integrated Health, Safety, Social and Environmental Safeguards for Agency Banking, etc.     

He has published extensively on Corporate Sustainability and Responsibility including industry leading articles such as

• Human Rights Dimensions of Artificial Intelligence (AI) and Governance – Nigerian Regulatory Requirements and Gaps in Africa’s Regulatory Regime – February 2025
• Disruptive Sustainability Innovation for Long Term Business Growth, (Unpublished, Tekedia Mini MBA Handbook) – June 2020. (Reviewed March 2021)
• The Intersection Between Effective Corporate Social Responsibility (CSR) and Sustainable Development Goals (SDGs) – Centre for Sustainable Development, Nnamdi Azikiwe University, Awka – February 2021
• The Many Definitions of Corporate Social Responsibility (CSR) and Sustainability: What They Are and What They Are Not – A Practitioners’ Guide – June 2020
• Corporate Sustainability – How Organisations Can Accelerate Long-term Shared Stakeholder Value Leveraging Short-term COVID-19 Rebuilding Efforts – May 2020
• Integrating Sustainability Principles into Business Continuity Plan: Mitigating COVID-19 Impacts in Africa – April 2020
• 10 Costly Mistakes of Sustainability Implementation and Reporting in Nigeria – July 2019
• Proactive Human Rights Due Diligence as Business Investment – January 2016

Eustace serves as an observer member at the United Nations Committee of Experts on Public Administration (CEPA), New York since 2018 and in July 2019 was appointed by the National Human Rights Commission of Nigeria to lead the review of the National Action Plan (NAP) on Business and Human Rights working in partnership with key stakeholders from the Organised Private Sector (OPS) and justices from the National Industrial Court of Nigeria (NICN). In February 2021, he was invited to join the United Nations Working Group on Cross Border Cartels as the only civil society member from West Africa. He is also one of the few Africans that was invited to contribute to the drafting of the whitepaper on ISO 37001 – Anti-bribery management systems. In 2021 and 2022, Eustace was awarded the Sustainability Practitioner of the Year in an event organised by the Social Impact and Sustainability Awards Committee, and in 2024, his organisation IN-CSR, was awarded a platinum certified partner by the largest ISO certification body in the world – the Professional Evaluation and Certification Board (PECB), Canada.

He is an avid advocate of instituting global best practices in the conduct of Corporate Sustainability and Responsibility (CS&R) in Africa, the initiator and host of the International Conferences on Business and Human Rights in Africa and the pioneer ISO 20400 Sustainable Procurement and ISO 26000 Social Responsibility Certified Practitioner/Trainer in Africa. Eustace holds a degree in Marketing from Abia State University in Nigeria, another in International Business and Management from Amsterdam School of Business, The Netherlands, a post graduate degree in International Human Rights Law from Birmingham City University in the United Kingdom, and a Doctor of Business Administration award from Prowess University, Delaware, United States of America.