

Diversifying with Purpose: Building a ‘Green’ Portfolio
As the new tax year begins, investors are increasingly looking beyond returns, towards resilience, sustainability, and long-term impact.
This exclusive “Green” Pitch Den brings together a curated group of high-growth companies building solutions at the intersection of climate innovation and commercial scalability. Designed for investors seeking to align their portfolios with the transition to a net-zero economy, this session highlights opportunities across energy, mobility, water, and materials while exploring how to do so in a tax-efficient way.
Held in the spirit of Earth Month, this session is not just about sustainability, it is about investing with intent.
The Companies
We will be joined by four pioneering ventures tackling some of the world’s most pressing environmental challenges:
Thermify - Transforming home heating by repurposing waste heat from data processing into low-cost, carbon-neutral energy for homes.
ClearWatt - Bringing transparency to the EV market through advanced battery health certification and performance analytics.
Solar Dew- Tackling global water scarcity with solar-powered distillation technology, producing clean drinking water from saline and contaminated sources.
Ponda - Redefining material science by converting invasive aquatic plants into high-performance, carbon-sequestering textiles.
🎙️ Featured Speakers
Travis, CEO, Thermify
With over 30 years of experience in building and managing large-scale data infrastructure, Travis is pioneering a solution that turns the environmental cost of cloud computing into a force for good. Through Thermify, he is working to reduce carbon emissions while addressing fuel poverty through innovative heat reuse.
Patrick, Founder and Managing Director, ClearWatt
A seasoned leader in the EV space, Patrick brings over a decade of experience in electric mobility. Having previously led strategy at Europcar Mobility Group and E-Car Club, he is now building ClearWatt into a leading intelligence platform for EV performance and battery transparency.
Julian Ellis-Brown, CEO and Co-founder, Ponda
Julian is building the world’s first wetland-regenerating material supply chain. Through Ponda, he is combining environmental restoration with advanced biomaterials to reshape how industries source sustainable textiles.
Alexander van der Kleij, CEO, SolarDew
Alex is a designer and entrepreneur focused on developing sustainable solutions to address some of the world’s most pressing challenges. He has been closely involved with SolarDew from early R&D through to commercialisation, helping bring the technology to real-world impact.
💡 Why Attend?
Discover high-growth companies shaping the future of sustainability
Explore how to build a diversified, impact-driven portfolio
Gain insights into emerging sectors within the net-zero transition
Connect with founders driving real-world environmental change