About MarillionEx
At MarillionEx, we are more than a platform for environmental and community offsets. We are a team of passionate individuals committed to driving sustainable change and fostering a healthier planet.
We believe in the power of collective action. Founded on the principles of environmental stewardship and social responsibility, our goal is to create a bridge between businesses, individuals, and impactful environmental and community projects.
Our Team

Nicholas Havercroft
CEO & Founder
Nicholas Havercroft, born in Scunthorpe, UK, is a seasoned professional with over four decades of international experience in agriculture and agri-processing. His expertise is not limited to agriculture alone; Nicholas has also ventured into various start-ups across diverse fields, demonstrating a knack for successfully raising international finance.
In recent years, Nicholas has shifted his focus towards environmental sustainability, developing a biodegradable plastic bottle (Plant Green Bottle), a revolutionary drug delivery device and is leading the charge at MarillionEx. Here, he has developed introduced the innovative Diamond Standard of Carbon Credits, a venture that also pioneers in water credits, wildlife/mitigation banking, plastic credits, and community credits. This initiative is a testament to his commitment to environmental conservation and community development.

Gavin Havercroft
Product Development & Technology
Gavin Havercroft cofounded MarillionEx and leads the product development and implementation of operations. British born, he has been actively involved in start-up operations in both green and brown field projects for thirty years. He has focused on research and Development in a number of fields, focussing on green technologies, carbon capture, regenerative agriculture, and sustainable biodiversity within those fields.
Having travelled extensively, Gavin has developed a strong relationship within a number of communities, and is committed to empower localised communities, through the initiation of greener sustainable agricultural and environmental practices.

Kuda Zafevere
Full Stack Engineer
Kuda Zafevere is a Full Stack Engineer who brings deep architectural thinking to end-to-end software development. He builds scalable cross-platform apps, modern web ecosystems, and AI-integrated platforms. Kuda excels at translating complex business requirements into resilient, enterprise-grade code that drives measurable impact.
The MarillionEx Story
Our journey began with a simple question: How can we make it easier for businesses and individuals to offset their environmental impact and contribute to sustainable development? The answer was Marillion Exchange.
Today, our platform offers a comprehensive suite of offsets/credits, including carbon, water, wildlife, regenerative agricultural, and community offsets. But we're not just about transactions. We're about creating a world where every business activity, every product, and every service contributes to a sustainable future.
We're proud of the impact we've made so far, but we know our work is just beginning. The path to sustainability is a long one, and we're committed to walking it, one offset at a time.
Join us on this journey. Together, we can shape a future where sustainable practices are not just the norm, but the only way forward.