He is a member of the International Bar Association, the Inter-American Bar Association and a Committee Member of the Inter-American Bar Foundation as well as an associate member of the Canadian Bar Association. He holds membership in the International Tax Planning Association, the International Fiscal Association and was one of the parties responsible for establishing a Barbados Chapter of the International Fiscal Association of which he is Charter President. He was the Barbados Country Chairman of the International Litigation Committee on Business Law of the International Bar Association and a former Deputy Secretary General of the International Bar Association. He is a Life
of the Institute for Advanced Legal Studies in the United Kingdom, a Life Member of the Commonwealth Magistrates and Judges Association and a member of the International Law Association.
Sir Trevor has spoken to a wide range of audiences on international, commercial and tax matters and has also been twice the keynote speaker at the Canadian Condominium Institute's Annual Meetings in Toronto, Canada. He has authored over one hundred (100) articles and monographs in the areas of Law, Economics and Public Policy, and he serves as a Panel Member of the International Centre for Settlement of Investment Disputes of the World Bank in Washington. He is also a Certified International Arbitrator with the International Centres for Arbitration.
Sir Trevor's civic involvement encompasses his past role as President of the Barbados National Trust for five years and his current Presidency of the Barbados Museum and Historical Society since 1989. He is a past President of the Rotary Club of Barbados of which he has been a member since 1978 and was awarded the Paul Harris Fellowship of Rotary International. A member of the Canadian Club of Toronto as well as the Institute of Directors of London, he is a founding member and trustee of the Heart Foundation of Barbados; a founding member and Honorary Legal Adviser to the Barbados Branch of the Royal Commonwealth Society, an original Trustee and Chairman of the Duke of Edinburgh Trust in Barbados, and the charter Chairman of the Governor General's Awards on Environmental Achievements. He was also the Founder Chairman of the Barbados Youth Business Trust and for twenty years has been the Chairman of the United World Colleges Committee for Barbados and was a Trustee of Europhil in the United Kingdom. He sits on the Legal Affairs and Properties Committee of the International Council of Museums in Paris, France, is a recently retired Chairman of the Duke of Edinburgh International Award World Fellowship as well as a Trustee of the Association. He has been the Honorary Consul of Mexico accredited to Barbados for over twenty-five (25) years.
His contribution to the life of the University of the West Indies is mixed and varied. He has been the Visiting Professor of Caribbean Foreign Investment Law to the Florida State University Summer Programme at the University of the West Indies and has served continuously as an External Examiner in one of the Law Faculty's core courses. Sir Trevor has also periodically acted as Visiting Lecturer in Environmental Law, and occasional lecturer in the law of trusts. He is one of the Founders of the Faculty of Law's Caribbean Commercial Law Workshop and his firm has supported the workshop on a yearly basis from inception. Sir Trevor sits as a trustee of the University's Endowment Committee; and is also one of the founding members of the University of the West Indies Medical Alumni Association and was conferred with honorary life membership by the Association.
Sir Trevor was appointed as one of eight Organisation of American States experts responsible for drafting a new OAS Convention on International Contracts and is a Member of the Committee on Joint Ventures Model Contracts of the International Trade Centre of the United Nations Conference on Trade and Development. He has also been a member of the International External Grant Review Panel of the North South Centre of the University of Miami. He was also appointed by the Government of The Seychelles under the auspices of the United Nations to act as its Consultant and Adviser on the reform of various aspects of its planning and environmental law legislation.
He is the co-author of the book Land Use Under The Law - A Commentary and Compilation of Select Legislation in Small Island Developing States. He is also the editor of “Barbados: Thirty Years of Independence” published in 1996, the author of the book Passport to the Heart: Reflections on Canada Caribbean Relations and the co-author of Commonwealth Caribbean Trusts Law, as well as author of the book Gully Adventures: A Stream of Barbadian Life.
In November of 1992, Sir Trevor was a recipient in the National Honours List for his contribution to law, financial services and the preservation of the national heritage. In 2012, he was awarded the Governor General of Canada's Medallion for his contribution to the strengthening of relations between Canada and Barbados. In March of 2013, he was appointed by the Governor General of Barbados as an Independent Senator to Barbados' Upper Chamber. In June of 2013, he was appointed as a Lieutenant of the Royal Victorian Order in The Queen's Birthday Honours List. Sir Trevor was recently awarded the Knight of St. Andrew in the 2013 Barbados Independence Honours. He is the Founder of Chancery Chambers, a Barbados law firm engaged primarily in international business law, environmental law and the law relating to charities.
Fellow: Member: Barbados Bar Association, Middle Temple, London; Inter-America