Insight Test

The drive to implement the energy transition and increase sustainability in the marine and energy markets is acting as a catalyst for rapid change.  Supply chains and business models are transforming, powered by digitalisation, technology, decarbonisation and the demand for new sources of clean energy.

BLUE Insight’s consultants have a deep knowledge and experience of the key areas of transformation in the marine and energy markets, providing research, strategic advisory and change management services for:

BLUE Insight is helping organisations within the marine and energy markets to:

BLUE Insight Consultants


Director, BLUE Insight Lead Consultant

With over 30 years’ experience, Adrian Tolson has a detailed knowledge and insight of the marine energy supply chain, the changing dynamics of the maritime fuel and propulsion sector, and bunkering infrastructure.  As well as providing commercial advisory and consulting services in the development of fuel purchasing and supply strategies, he is an established and well-known industry commentator on the future fuels sector,  in particular on the impact of the 2020 global sulphur cap, and its impending convergence with shipping’s decarbonisation challenge. His experience spans leadership roles with some of the industry’s largest marine fuel suppliers, including Chemoil Energy where he was responsible for successfully driving the company through to IPO, and as Vice President and General Manager, he established OW Bunker’s physical supply operation in the US. He founded 20|20 Marine Energy in 2015.


Senior Associate

Hilary McMahon has 20 years of experience in sustainability and the role of the private sector.  She has held a number of leadership roles, including the former Director of Intelligence at Sir Richard Branson’s Carbon War Room, and previously as an expert and as a thought leader at the World Resources Institute, the UN, WBCSD and the European Commission.  She was also a Judge for the MIT Co-Lab, Echoing Green Fellowship and Yale Low Carbon Case competition, a reviewer for the World Energy Outlook, a selection committee member for Bloomberg NEF and a nominee for the C3E Energy Award. At BLUE Insight she will bring this knowledge to the fore advising on specific areas, including existing and breakthrough technologies such as low carbon solutions to GHG mitigation, global climate policy, EU and UK related public financial support and international initiatives, private low-carbon investment opportunities, greening ports and their adaptation to climate change, as well as sustainability impact tracking and reporting.


Senior Associate

With over 30 years of experience within the maritime industry, Jon Stewart has played an important role in the development of ship’s equipment for the management of wastewater and ballast water. In 2005 he founded International Maritime Technology Consultants, Inc. (IMTCI) to provide consultancy to manufacturers of vessels’ environmental systems with a focus on systems optimisation and type approvals as well as regulatory guidance. Acting as technical advisor to various delegations of IMO sub-committees including MEPC, PPR and III. Jon has been at the forefront of assisting administrations and organisations with the implementation of environmental regulations for ballast water and air emissions.

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