About OakTree Power

A leading climate tech startup headquartered in London, OakTree Power partners with global grid operators to enable the ongoing transition towards the fully sustainable electricity system of the future. Our mission leads us to collaboratively empower our clients to reduce their Co2 emissions while earning significant annual recurring revenues and benefitting from a wide array of net-zero opportunities.

Our goal going forward will be to provide as many businesses as possible with this greener, more affordable system. As we establish an open collaborative working approach with industry, policymakers, and co-opetition, we aim to empower more environmentally engaged corporations and OakTree’s clients to promote the changes leading to a sustainable world.

The company was founded in 2020 by Guillaume Molhant Proost and Andreas Wiele, and lead by CEO Chantel Scheepers, alongside an experienced team with over 100 combined years spent in the energy and clean technology sectors. OakTree Power is a true advocate for the global adoption of clean technology solutions, working with proactive and fully engaged planet ambassador committed to driving sustainable changes resulting from the ongoing paradigm shift in the energy sector.


As a innovative climate tech company, our vision is to create products that benefits a wide range of energy users to support the ongoing paradigm shift in the energy sector. We are at the forefront leading the energy market transformation, and positioned to become the global interconnected cross-border flexibility leader.
Our unique product combination supports the key objectives to achieve the energy union needed for a sustainable, secure energy neural network of the future.

The planet is suffering, and we all need to join the fight to combat climate change. Working with OakTree Power our client will join a distinctive group of world leading institutions that is climate engaged and taking deliberate actions to reduce previously unavoidable carbon emissions.


Oaktree Power’s technology enable our clients to unlock the green potential in their building, empowering each building owner to reach net-zero faster. We assist our clients in making their building its greenest, we implement an AI solution to reduce energy consumption, lower energy costs and decrease energy wastage.

By lowering energy consumption our clients lower their carbon footprint that benefits our environment and by extension all those who live in it.

Our bespoke non-invasive scalable solution works on all buildings regardless of age, location or sector.

We provide unique combination of solutions at no cost to wide range of building owners and occupiers. By implementing our solutions building owners become active stakeholders in the green movement to reach the next frontier in energy efficiency.

Helping our clients make their building its greenest.


Our culture is focused on challenging assumptions. We ensure our decisions are evidence-based and data-driven. We encourage free-thinking, autonomous decision making and embrace change. Our leadership style is to ensure a shared vision by all, to provide the conditions to deliver and remove any barriers to success.

Working for OakTree Power means your voice will be heard, we value everyone’s input.

Guillaume Molhant Proost

Guillaume started his career as an investment banker at Salomon Brothers in the energy sector advising oil and gas and utilities companies in corporate finance including mergers and acquisitions, raising funds through the debt and equity capital markets, and privatisation mandates. He subsequently managed investment funds for institutional investors initially with a strong focus on merger arbitrage and event driven strategies and expanded further into private investments including early-stage ventures. His current private investment portfolio is focused on green technologies, new media, and lifestyle technology companies. Guillaume was appointed Counsellor in Economic Diplomacy for Belgium in the U.K. in 2013.

Andreas Wiele

Andreas Wiele is a highly experienced media and digital senior executive with an outstanding track-record, including several highly profitable PE-exits. Andreas is currently serving as Senior Advisor to KKRs Global TMT-business and to Marvel Fusion, the world’s leading company in developing clean fusion energy. During his 20 year-tenure on its executive board, Axel Springer has become the role model for a successful transition from a print publisher to Europe’s largest digital media company. Previously, Andreas held senior positions in the media industry in New York and Paris. Andreas earned a PHD in law at the University of Salzburg.

Chantel Scheepers

Chantel has over 15 years’ experience in senior leadership positions within global utilities, sustainability, and other clean technology solutions providers. She joins Oaktree Power from NASDAQ-listed Gentrack where she served as the Sales Director for the global cleantech PLC. An advocate for the global adoption of clean technology solutions, Chantel is committed to establishing an open collaborative working approach with industry, policymakers, and co-opetition, empowering companies and OakTree’s clients to promote the changes leading to a sustainable world.
Angie Castillo
Phil Meredith
Iona McNeil
Ilya Mansfield
Project Delivery
Graham Richards