GSSB members

The 15 members of the GSSB represent diverse sectors, backgrounds and regions around the world. Their range of technical expertise, diversity of experience, and multi-stakeholder perspective support and strengthen the development of the GRI Standards. 

Members of the GSSB shall be appointed for a term of three years, renewable once for a further term of three years.

The Board's gratitude goes to Kim Schumacher, Joseph Martin and Vincent Kong for their years of valuable input to the work of the GSSB

Carol
Professor Carol Adams PhD CA FAICD
Emeritus Professor of Accounting Durham University Business School, UK
Chair of the GSSB
Constituency: Civil Society Organization
Appointed: 1 April 2023
1st term expires: 31 March 2026
Carol is an Emeritus Professor of Accounting at Durham University Business School.  Her work is focussed at the nexus of corporate reporting and sustainable development, pursued through research, policy work, senior leadership roles, voluntary roles & board positions. Carol is in the top 20 accounting academics in the Stanford Top-Cited Scientists list. Recent policy work has included advising the UNDP on its SDG Impact Standards and CIPFA on public sector sustainability reporting. She is a member of the Institute of Chartered Accountants of Scotland and Chairs their Sustainability Committee.
Carol has held senior executive roles in the education sector, including Pro Vice-Chancellor (Sustainability), leading sustainability strategy, improving performance, developing partnerships & developing award winning sustainability management & governance approaches & sustainability reports. She founded the Sustainability Accounting, Management & Policy Journal in 2010. Carol is a British and Australian citizen.
Jeff
Jeff Robertson P.Eng., EP
Director, Environment & Sustainability, Bimbo Canada,  Canada
Vice-chair of the GSSB
Constituency: Business Enterprise
Appointed: 1 April 2023
1st term expires: 31 March 2026
Jeff brings 15 years of sustainability experience leading teams in industry, public sector and consulting organizations. He has advised dozens of global organizations on sustainability strategy across finance, telecom, manufacturing, utilities, retail, institutional, and other sectors. Jeff brings technical expertise in sustainability reporting, sustainability strategy, enterprise risk management, operations management, climate change mitigation, and climate risk assessment. Currently, Jeff oversees all environmental matters for Bimbo Canada (Canada’s largest bakery company) including hundreds of facilities and over $1B in annual revenue.
Jeff’s work has been honoured with several awards, including recognition for projects in climate change mitigation and sustainable packaging.  Jeff has also written for multiple industry publications and delivered speaking engagements at domestic & international conferences. Jeff holds an Honours degree in Civil Engineering from the University of Waterloo, is a certified Environmental Professional, and is a licensed Professional Engineer.
loredana
Loredana Carta
Project Officer, International Trade Union Confederation, Belgium
Constituency: Labor
Appointed: 1 January 2019
2nd term expires: 31 December 2024
Loredana works with the Legal Department of the International Trade Union Confederation (ITUC), where she contributes to the development of international strategies to promote and advance workers’ rights, supports national trade unions to enforce compliance with labour standards and advises civil society organisations on human and trade union rights advocacy efforts.
Loredana worked for several years as a legal expert at the International Labour Organization (ILO) on human and labour rights issues, including with the Committee of Experts on the Application of Conventions and Recommendations and with the ILO Ethics Office. Loredana holds a Masters in International Labour Law from the University of Strasbourg.
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Rebeca Coriat
Head of Stewardship, Lombard Odier Investment Managers, England
Constituency: Investment Institution
Appointed: 1 January 2024
1st term expires: 31 December 2026
Rebeca is the head of stewardship at Lombard Odier Investment Managers (LOIM).  In this role she has overall responsibility for the stewardship function, which is implemented through engagement and proxy voting. Drawing on her previous corporate governance and wider ESG expertise on the investor, proxy and research side, Rebeca has defined and implemented LOIM’s strategic investment stewardship framework and objectives. Rebeca leads the stewardship function, which is embedded within Holistiq, in close collaboration with other senior stakeholders from sustainability research, sustainability data analytics, risk and portfolio management.
Rebeca chairs LOIM’s Stewardship Committee, tasked with the governance of the stewardship function, and under Rebeca’s guidance, LOIM became a signatory of the UK Stewardship Code. She is also a member of LOIM’s Diversity and Inclusion Committee. Previously, she worked as ESG Analyst at Investec Asset Management, and Senior Researcher at ISS She has a BA in Political Science from the Universidad Complutense de Madrid and a Masters in Global Politics from the LSE.
peter
Peter Colley
National Research Director (retired)
Mining and Energy Union, Australia
Constituency: Labor
Appointed: 1 January 2019
2nd term expires: 31 December 2024
Peter has over 30 years experience with Australian and global unions in research and advisory roles around economic policy, trade, investment, taxation and the environment. Active in climate change policy since the early 1990s, his involvement in sustainability reporting began over concerns about the accuracy and reliability of human rights and labour practices reporting.
Peter was nominated by Global Unions to the GRI’s Stakeholder Council from 2011 to 2017. He has represented Australian unions on the Australian pilot and implementation phases of the global Extractive Industries Transparency Initiative. He has provided expert opinion to the Responsible Mining Index and the Initiative for Responsible Mining Assurance. Peter holds a Masters in Economics from the University of Sydney.
guilia
Giulia Genuardi
Head of Sustainability Planning and Performance Management, Enel, Italy
Constituency: Business Enterprise
Appointed: 1 January 2021
2nd term expires: 31 December 2026
Giulia has, since 2003, specialised in internal audit activities with Enel, where she now has responsibility for embedding ESG issues into business management. She is also responsible for ESG ratings and indices, promoting accountability and transparency through leading sustainability reporting and managing human rights policy and due diligence.
She was previously a member of the European Lab Project Task Force on Climate (EFRAG) and is a member of the European Lab Project Task Force on preparatory work for the elaboration of possible EU non-financial reporting standards. She is Professor of Corporate Social Responsibility at LUMSA, Libera Università degli Studi Maria Ss. Assunta Rome, and holds a degree in Economics and Commerce from the University of Palermo, as well as a masters in Administration, Finance and Control from the Luiss Management.
Tomoo
Tomoo Machiba
Managing Director, Zeroboard Research Institute, Japan
Constituency: Mediating Institution
Appointed: 1 January 2024
1st term expires: 31 December 2026
Tomoo has over 20 years of experience in developing and advising corporate and government strategies on sustainability and net-zero transition, including ESG disclosure practices, in different parts of the world. After starting his career as newspaper journalist, he moved into the sustainability world by working at SustainAbility on benchmarking corporate environmental reports for the UNEP Engaging Stakeholders programme. He then served as a project manager at the GRI Secretariat between 2002-04 and helped update the GRI Guidelines and draft sector supplements and the GRI Boundary Protocol, organizing multi-stakeholder working groups.
Through the following work with UNEP, OECD, IRENA, UNIDO and UAE government, Tomoo has promoted sustainability performance measurement and reporting as a core part of implementing SDGs, developing national KPIs and business tools and conducting capacity building. Most recently, working as a partner of low-carbon economic transition at ERM, he helped global firms to compile GRI-based integrated reports and provided climate risk analyses for TCFD-compliant disclosure.
Tomoo is currently serving as Managing Director of the Zeroboard Research Institute at Zeroboard Inc., a leading GHG/ESG data solutions provider in Japan and Asia-Pacific. He is informing the clients of the development of sustainability disclosure frameworks and legislation such as GRI Standards, IISB and CSRD, while advising on the advancement of the digital solutions.
He holds an MPhil in Development Studies from the University of Sussex, UK.
anna
Anna Nefedova
ESG Reporting Leader, Deloitte, Switerland
Constituency: Mediating Institution
Appointed: 1 January 2022
1st term expires: 31 December 2024
Anna is responsible for Deloitte’s global sustainability reporting. She leads a number of ESG reporting processes and goal setting efforts for the organization’s environmental strategy, and serves as a technical expert on the topic of greenhouse gas reporting. Anna also drives efforts to align sustainability reporting with material impacts for Deloitte’s stakeholders and manage the organization’s responses to various ESG ratings.
Anna spent 13+ years in the sustainability field at Deloitte, eight of which were focused on helping Deloitte’s clients develop sustainability strategies. She was seconded to GRI to help develop G4 guidelines, and assisted Global Impact Investing Network in the development of their framework. In 2019 Anna became responsible for Deloitte’s internal sustainability in the US, to later focus on sustainability reporting globally.
deborah
Deborah Ng
Head of ESG and Sustainability, GMO LLC, USA
Constituency: Investment Institution
Appointed: 1 April 2023
1st term expires: 31 March 2026
Deborah Ng is the Head of ESG and Sustainability at GMO. Prior to joining GMO in 2022, she was the Head of Responsible Investing at Ontario Teachers’ Pension Plan (OTPP), where she spent more than 18 years. At OTPP, Ms. Ng developed and led the Plan’s Responsible Investing Strategy and climate change initiatives, and was responsible for key deliverables, including thought leadership, integration, and corporate engagement. Previously at OTPP, Ms. Ng was part of OTPP’s Strategy & Asset Mix team, where she focused on the research, evaluation, and introduction of asset allocation strategies. Ms. Ng currently sits on the Investment Committee of the United Church Pension Plan and is a past board member of the Global Real Estate Sustainability Benchmark (GRESB). Ms. Ng earned her Bachelor of Commerce and Master of Finance from the University of Toronto. She is a CFA charterholder.
igazeuma
Dr. Igazeuma Okoroba
Group Head of Sustainability, Dangote Cement Plc, Nigeria
Constituency: Business Enterprise
Appointed: 1 January 2024
1st term expires: 31 December 2026
Igazeuma is a Development Sociologist with over 20 years of experience in civil society, media, energy, telecommunications, and manufacturing sectors. In her current role as Group Head of Sustainability at Dangote Cement Group, she is leading sustainability strategy and working to integrate environmental, social and governance (ESG) factors in operations. She is responsible for sustainability reporting, promoting business ethics and governance, as well as driving the company’s decarbonization and circular economy programme.
Igazeuma has an MSc in Sustainable Development from the University of Exeter, UK and a PhD in Development Sociology from the University of Port Harcourt, Nigeria. She is also a certified lead auditor of ISO 26000:2010 Social Responsibility. She is a fellow of the Institute of Corporate Governance of Nigeria (ICGN) and the Sustainability Practitioners Institute of Nigeria. She serves on the board of several non-governmental organizations focused on sustainable development.
jennifer
Jennifer Princing
Sustainability Disclosures and Reporting Manager, DuPont, USA
Constituency: Business Enterprise
Appointed: 1 January 2019
2nd term expires: 31 December 2024
Jennifer is responsible for sustainability disclosures and reporting at DuPont.  She has been a sustainability professional for 13+ years with prior roles at Dow and Dow Corning.  In her reporting roles, she has implemented reporting to the GRI Standards as well as other frameworks including SASB, TCFD, CDP and others.  She has partnered with investor relations colleagues to drive productive engagements with ESG ratings organizations and with commercial team colleagues to support the sustainability objectives of customers.
In addition to her expertise in sustainability reporting, she has experience as a life cycle assessment practitioner, supporting business objectives with quantitative environmental assessments and Environmental Product Declarations.  Jennifer holds a degree in Chemical Engineering from the University of Michigan.
corli
Corli le Roux
Independent Specialist, South Africa
Constituency: Mediating Institution
Appointed: 1 January 2019
2nd term expires: 31 December 2024
Corli has over 20 years’ experience in capital markets. She led the Johannesburg Stock Exchange’s sustainability function for 16 years, working to influence corporate and investor behaviour on sustainability and reporting. This included managing the exchange’s pioneering Socially Responsible Investment Index and chairing the World Federation of Exchanges Sustainability Working Group. Since late 2017 she has been working as an independent sustainability specialist focusing on analysis, research and strategy development. She currently consults largely to the UN Sustainable Stock Exchanges initiative.
Corli holds BA LL.B. degrees and carries the Certified Director (Cert.Dir)® designation conferred by the Institute of Directors in South Africa. She is a non-executive director of the Integrated Reporting Committee of South Africa (of which she is an honorary member), serves on the judging panel for the Chartered Governance Institute of Southern Africa’s Integrated Reporting Awards and has been a finalist for CEO magazine’s South Africa’s Most Influential Women in Business and Government.
gangaa
Gangaa Charan Sharma
International Consultant-Sustainability and Verification
Constituency: Business Enterprise
Appointed: 1 January 2022
1st term expires: 31 December 2024
With over 25 years’ experience in leadership roles across multiple sectors and geographies, Gangaa C Sharma served as Vice President – India Middle East & Africa region at TUV Rheinland, overseeing the development and execution of business plans and supply chain and CSR audits.
He has conducted more than 2800 audits in over 15 countries, including India, China, and Qatar. A recognized speaker in the TIC sector, Gangaa has been included in the ‘100 Most Impactful CSR Leaders’ global list and recognized as a Global Sustainability Expert by the Aluminium Stewardship Initiative. He was also nominated to sit on the Board of Directors at the Sustainability Apparel Coalition.
chulendra
Chulendra de Silva
Founding Partner and Owner, InterBalance Consulting, Sri Lanka
Constituency: Mediating Institution
Appointed: 1 April 2023
1st term expires: 31 March 2026
Chulendra is the Co-Founder of InterBalance, a consultancy company providing Sustainability and Risk Management solutions to corporate clientele. Chulendra also acts as the Sustainability Consultant and Country Representative for Goodera, a Sustainability Software provider headquartered in Bangalore India and Menlo Park, California. Chulendra has over 19 years of experience in Financial Analysis, Business Process Management, Enterprise Risk Management and Sustainability, and was instrumental in entrenching Sustainability and Risk Management processes within organizations of various industry groups.
Chulendra holds a first class honours degree in Science from the University of Colombo, an MBA from the University of Southern Queensland, was an Associate Member of the Chartered Institute of Management Accountants (UK) from 2006 to 2017, and was a Chartered Financial Analysts (CFA) Charterholder (USA) from 2006 to 2020.He is also a certified Sustainability Practitioner and Sustainability Assurance Practitioner, and a certified lead auditor for ISO 14001:2015 Environmental Management Systems.
galya
Galya Tsonkova
Corporate Sustainability Policy and Reporting Manager, Coca Cola HBC AG, Bulgaria
Constituency: Business Enterprise
Appointed: 1 April 2023
1st term expires: 31 March 2026
Galya leads Sustainability governance, reporting and policies in Coca-Cola HBC AG, and she is also responsible for ESG ratings, benchmarks and indices.
She has 13+ years professional experience in sustainability strategies, ESG reporting, ESG goal setting, GHG accounting, environmental sustainability, quality, occupational health and safety, and 10+ years manufacturing experience. She was selected as the first woman to chair the Coca-Cola System’s Global Environmental Council.
Prior to Coca-Cola HBC she worked for Nestle.
She holds a master degree from the University of Food Technology (Bulgaria) and post-graduate programmes in IMD Lausanne and the Open University UK.

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