GRI Secretariat

Based in Amsterdam, GRI's Secretariat implements the work plans of the Board of Directors, Stakeholder Council and Technical Advisory Committee.

​Led by the Chief Executive, the Secretariat implements GRI’s strategic work plan in addition to managing network and institutional communications, outreach, stakeholder relations, marketing, and financial administration.

Chief Executive Office 
Tim Mohin is GRI’s Chief Executive and a member of the Board of Directors.

Peter Westra is Chief Operating Officer and responsible for HR, Finance, IT and governance.

Reporting Standards
Bastian Buck, is Chief of Standards and responsible for the ongoing maintenance, development, implementation and enhancement of GRI Sustainability Reporting Standards.

The position of Chief Development Officer is currently open. 

External Affairs
Peter Paul van de Wijs is responsible for driving effective advocacy for GRI, developing and implementing GRI’s global internal and external communications strategy and maintaining the external relations.

Network Engagement
Asthildur Hjaltadottir is the Chief of Network Engagement, responsible for report services, training & coaching, corporate & stakeholder relations, guidance & practice, GRI's regional hubs, and grant implementation.