Phil Mason
Head of Regulatory Engagement, Trustmark

Phil is Head of Regulatory Engagement at TrustMark, focussing on developing and managing relationships with key stakeholders in the areas where TrustMark registration is mandatory. This includes close working with government departments and Ofgem.


With over 25 years of experience across the energy, safety and professional services sectors, Phil brings a wealth of expertise and knowledge to the TrustMark leadership team. His previous experience in compliance along with his commitment to achieving excellence through continual improvement, provides Phil with a strong focus on driving quality in all that he does. He has a keen interest in the outcomes of the Each Home Counts review and how that can contribute to the UK’s net-zero target by 2050. Working with his leadership colleagues, he is committed to helping build consumer confidence and uptake of energy efficiency measures in the retrofit market.