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Think global, act local.

The World Networks lead IEMA’s voice and member engagement across the globe. They champion the work of local members and create the partnerships needed to support the shift to a sustainable economy. 

If you are interested in volunteering with us please email [email protected]

Get to know the faces behind the scenes...

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Sam Crispin

Chair
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Matthew Mak

Co-Chair
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Hayley Wong

Committee Member

Sam specialises in sustainability in the built environment and has a 30-year track record working in Greater China. In his professional work he is involved in sustainability strategy and collaboration between landlord and tenant.

I am an Event Sustainability Consultant with a passion for promoting sustainable practices the MICE industry. With over 20 years of experience in event marketing, I founded Earth Production in 2016 to champion even sustainability. I actively advocate for best practices for event sustainability, such as IS 20121 standards and net-zero carbon in Hong Kong, Singapore and Taiwan. I also support non-profit organisations adopting sustainable event practices thro education and fundraising events. My goal is t inspire others to embrace sustainability in event planning for a greener future.

Hayley is the Head of Sustainability of a nature tech company based in Hong Kong and the UAE. She is a certified Sustainability and Climate Risk professional by the Global Association of Risk Professionals (GARP SCR®) and GRI Certified Sustainability Professional, specialising in corporate risk management, sustainability reporting, and nature-related financial disclosure. She is passionate about the intricate relationship between economic activities, climate, and nature. With a multidisciplinary background in communications and environmental management, Hayley advises corporates on their risk management strategies while acting as an external centre of expertise on their journey of public disclosure. She is the bridge between ecologists, data scientists, and business teams who translates scientific findings into insights that inform corporate decision making, and commercial agendas into nature positive actions. Hayley is also a committee member of the Hong Kong Government’s Biodiversity Strategy and Action Plan Steering Group.

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Katia Wong

Committee Member
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Margaret Ho

Committee Member
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Dr Thomas Tang

Committee Member

Sustainability consultant and corporate director with over 30 years background in management consulting, executive coaching & training, change management, project management, strategy and sustainability.

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Alessandro Bisagni

Committee Member
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James Pearson

Committee Member
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Kai Yip Lui

Committee Member

Alessandro Bisagni is the Founder & President of BEE Incorpora9ons, an interna9onal sustainability engineering consul9ng and technology company specializing in the crea9on of green and healthy buildings. Alessandro’s mission is to leverage business to do good. This includes educa9ng corpora9ons about tangible ways to build, renovate, and operate spaces sustainably while also helping advance sustainability in our urban environment. Over his career he has managed more than 800 green building projects across 35+ countries. The projects range from luxury retail flagships to eco-resorts to organic showrooms; with a combined footprint of over 40 million square feet. He has grown BEE to become a 80+ team in 12 offices, a LEED Proven Provider, a WELL Enterprise Provider, and Top 15 LEED Consultancies in China as recognized by GBCI. BEE is the most experienced green building consultancy in the retail sector worldwide.