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. 

The Board's gratitude goes to Gustavo Sinner and Rama Krishnan Venkateswaren for their years of valuable input to the work of the GSSB

Judy Kuszewski

Chief Executive, Sancroft International Ltd., United Kingdom
Chair of the GSSB

Judy heads sustainability consultantancy Sancroft – who advise international brands and companies across many sectors. She is responsible for the company’s business strategy and for overseeing the team and operations. An experienced corporate responsibility expert, Judy has around 25 years of expertise in corporate accountability and transparency, stakeholder dialogue, risk and opportunity identification, and communication planning around corporate sustainability challenges.

Judy co-founded sustainability consultancy Shine in 2008, prior to which she was Director, Client Services with SustainAbility. Earlier in her career, she served as Director of Corporate Programs for non-profit sustainability advocacy organization Ceres, during which time she was the project manager for the establishment of GRI.

Dr. Robyn Leeson

Principal, STR Consulting, Australia
Vice-chair of the GSSB

Robyn has over twenty-five years of experience in the environmental and broader sustainability fields. She has worked directly for government agencies at all levels, including regulators, as well as a consultant to corporations and industry bodies on their responses to sustainability challenges.

Robyn was previously a Director with sustainability firm Net Balance and has worked as an independent consultant since 2014. Her client projects include benchmarking, strategy development, research and stakeholder engagement. Robyn has served on GRI's Stakeholder Council (2010 and 2015).

Loredana Carta

Project Officer, International Trade Union Confederation, Belgium
Constituency: Labor

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.

Peter Colley

National Research Director Construction, Forestry, Maritime, Mining and Energy Union, Australia
Constituency: Labor


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.

Giulia Genuardi

Head of Sustainability Planning and Performance Management, Enel, Italy
Constituency: Business Enterprise

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.

Evan Harvey

Global Head of Sustainability, Nasdaq, USA
Constituency: Investment Institution

Evan Harvey manages all corporate sustainability (environmental, social, and governance strategy), philanthropy, and volunteerism efforts for the global exchange. Evan currently serves on the Network USA Board of the United Nations Global Compact (UNGC) and the GRI Global Sustainability Standards Board (GSSB), and previously chaired the WFE Sustainability Working Group. He also actively supports the Impact2030 Metrics Council, the Social & Human Capital Coalition, the Strategic Investor Initiative at CECP, and the 30% Club. His work has been published in Forbes and Capital Finance International

Evan holds a B.A. and an M.A. from the University of Texas.

Ir. Vincent  Kong

Project Manager - Sustainability,
Sun Hung Kai Properties Limited, Hong Kong
Constituency: Business Enterprise

Vincent has over two decades of experience in the built environment with a leading role in policy and strategy development, corporate and supply chain sustainability, ESG and related international standards-setting, sustainability disclosures, auditing, accreditation and certification management. He has served as a director of the Hong Kong Green Building Council and a member of the Green Building Faculty, the Steering Committee for Climate Change Business Forum, the Communications and Membership, and the ESG Advisory Group for the Business Environment Council.

Vincent is a chartered engineer, a BEAM professional, a member of the Association of Energy Engineers, and a fellow of the Hong Kong Institution of Certified Auditors. He has dual Master's degrees in engineering and theological studies from the University of Toronto and Regent College, Canada.

Joseph Martin

Markets Leader - ESG Platform
PricewaterhouseCoopers Pvt Ltd
Constituency: Business Enterprise

Joseph has 12+ years of wide ranging sustainability consulting experience and over two decades of industrial and consulting experience in multiple sectors in emerging markets. In his current role with PricewaterhouseCoopers, he is helping government, corporates, investors and regulators to enable corporate value growth through strategic ESG. Joseph was a visiting faculty in leading business schools in India on business transformation and circular business innovation. He is founder of RICE (Responsible Inspirational Creative Emotional) Leadership program for teenagers to develop future leaders.

Anna Nefedova

ESG Reporting Leader, Deloitte
Constituency: Mediating Institution

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.

Jennifer Princing

Sustainability Disclosures and Reporting Manager, DuPont
Constituency: Business Enterprise

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 le Roux

Independent Specialist, South Africa
Constituency: Mediating Institution

Corli has over 20 years’ experience in capital markets across legal counsel and sustainability roles. 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 specialist focusing on analysis, research and strategy development covering sustainability, reporting and responsible investment.

Corli carries the Certified Director (Cert.Dir)® designation conferred by the Institute of Directors in South Africa and is involved in the development of reporting guidance with the Integrated Reporting Committee of South Africa (of which she is an honorary member). She 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.


Dr. Kim Schumacher 

Senior Research Fellow and Lecturer,
Tokyo Institute of Technology, Japan
Constituency: Civil Society Organization

Kim’s research and teaching focuses on ESG data and impact metrics, sustainable finance frameworks, green bonds, natural capital valuation, ecosystem services, renewable energy project development, and TCFD disclosure. In addition, he is an Honorary Research Associate at the School of Geography and the Environment, University of Oxford, and an Adjunct Lecturer in Sustainable Finance at the University of Luxembourg. Previously, he worked as a consultant for the Luxembourg Ministry of the Environment, Climate and Sustainable Development and as a postdoctoral researcher at the University of Oxford.

Kim sits on the ISO Technical Committees on Sustainable Finance and Environmental Management and is on the Technical Working Groups of the Climate Disclosure Standards Board, the Climate Bonds Initiative and the Green Finance Network Japan. He is a Chartered Environmentalist and holds a PhD in Environmental Science from the University of Tokyo a and Masters in Environmental Law and Policy from UC Berkeley.




Gangaa Charan Sharma

International Consultant-Sustainability and Verification
Constituency: Business Enterprise

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.


Dr. Kenton Swift

Emeritus Professor of Accounting, USA
Constituency: Civil Society Organization

Kenton has more than 25 years of experience as an accounting academic at universities in the United States, and at Zayed University in the United Arab Emirates. He has developed an award winning course in sustainability reporting, which he has been teaching at the University of Montana and at Aarhus University in Denmark.

A Certified Public Accountant, Kenton’s research interests are focused on the quality of sustainability reporting, with a current focus on greenhouse gas emissions. Kenton has organized and led a workshop for accounting academics around the world on developing a sustainability reporting course.

Michel Washer

Deputy Chief Sustainability Officer, Solvay, Belgium
Constituency: Business Enterprise

Michel has spent most of his career within Solvay in functions covering engineering, HSE, marketing and sales, and strategy. Since 2012, he has been in charge of Solvay’s extra-financial reporting, including implementing GRI reporting. He oversaw the progressive evolution of Solvay’s annual reporting to a combined report, then to an integrated report.

Michel holds a Masters in Chemical Engineering from the Free University of Brussels.

Further questions?

Browse frequently asked questions on the work of the GSSB