Maria O'Loan
Tughans LLP
head of planning and environmental law
Maria O'Loan
Maria O’Loan is head of Planning and Environmental Law at Tughans LLP. She has over twenty years of experience advising on major infrastructure projects. She is a Legal Associate of the Royal Town Planning Institute. Maria is also an Honorary Professor of Practice at the School of Natural and Built Environment, Queen’s University Belfast. She has been awarded Disputes Lawyer of the Year 2026 at the Women and Diversity in Law Awards, named as a Woman of Influence by The Planner and included in the ENDS Power list of the UK’s 100 most influential environmental professionals.


