GRI Management Board

GRI is led by a Management Board, responsible for operational leadership and policy of the organisation, which consists of:

  • Cristina Gil White, Interim CEO
  • Bastian Buck, Chief Standards Officer
  • Lars Wagemans, Interim Chief Financial Officer
  • Olivia Swartz, Chief People Officer

Cristina Gil White
Interim CEO
 
Responsible for GRI's strategic work program, commercial activities, external communications and organizational management
Cristina was appointed interim CEO in September 2024. This followed one year as Chief Operational Officer, in which she was responsible for commercial operations, marketing, stakeholder relations and organizational strategy. Cristina has diverse and international expertise in sustainability leadership, spanning Latin America, the USA and Europe. These include executive roles in which she led on sustainability reporting at Suzano (Chief Sustainability and Chief Communications Officer) and Orbia (VP Sustainability).

Cristina’s earlier career was forged in the nonprofit world, through senior roles with the Nature Conservancy, Rare Conservation, Fundacion EDUCA and Pronatura Noreste.

A Mexican national, Cristina is trained as a chemist and holds a MSc in Environmental Science from Universidad de las Américas Puebla.
Bastian Buck
Chief of Standards
 
Responsible for the ongoing development, implementation, and enhancement of GRI’s Sustainability Reporting Standards and collaborations with other standard setters
Bastian has been with GRI since 2006 and has undertaken a wide range of roles related to sustainability reporting standard setting. 
He oversaw the launch of the G4 Guidelines in 2013, and the introduction of the GRI Standards three years later. Bastian has led the GRI Standards Division as Chief Standards Officer since 2013.
Bastian has represented GRI’s perspective on sustainability reporting in engagements with stakeholders in more than 50 countries and is highly experienced in orchestrating international, multi-stakeholder consensus-seeking processes.
A German national, Bastian holds a MSc in Business Administration, focusing on sustainable development, from Erasmus University Rotterdam; and a BSc in Economics from Maastricht University.
Lars Wagemans
Interim Chief Financial Officer
 
Responsible for organizational budgetary management, financial controls, grant management, financial policies, and IT.
Lars joined GRI as CFO in 2022 and has oversight of the organization’s financial administration, including accounting, budgeting, reporting, forecasting and audits.
Before GRI, Lars had a long career with PwC Netherlands, latterly as Partner, where he held advisory responsibilities for tax reporting and tax strategy.
Lars is a Dutch national and a Chartered Accountant.

 

 


Olivia Swartz
Chief People Officer
 
Responsible for being a strategic partner to the organization in shaping the overall strategy while driving the people agenda through effective talent management.
Olivia is a highly experienced HR professional who has been with GRI since 2023. She has a diverse skillset that spans different aspects of HR and focuses on change and organizational effectiveness, by designing fit-for-purpose structures that enable people to thrive and succeed in line with organizational goals.
Olivia has previously held HR leadership roles in both the private and non-profit sectors, in the UK, South Africa and the Netherlands – including VSO, FareHarbour, and Clickatel.
Olivia is a South African national and holds a BA in International Business Administration from Canterbury Christchurch University.