Mr. Williams is the founding member and senior partner in the law firm of Williams & Williams, which has been established since 1969. He attended the prestigious London School of Economics from 1964-1968 from which institution he obtained his LLB in 1967 and secured his LLM in 1968 specialising in corporate law, personal taxation, business taxation and estate planning. While at the LSE, Mr. Williams was president of the West Indian Society.
He was called to the Inner Temple Bar as well as the local bar in 1969. He has been in private practice ever since except for the period 1975 to 1984 when he became the Attorney General of SVG and the Minister of Communications and Works and Labour. In addition, he became the Parliamentary Representative for his local constituency during the same period. Mr. Williams was instrumental in formulating and drafting current legislation including the Status of Children Act (?) in his position as a member of the House of Assembly. He also served as the Windward Island Director of the Eastern Caribbean Currency Authority.
Mr. Williams has had a long and distinguished career in SVG and also practised in other jurisdictions such as Dominica, Barbados and the British Virgin Islands. He was called to the Bar in these separate jurisdictions.
He has regularly offered his expert opinion on radio and television on numerous occasions. Additionally, he attended various conferences including Constitutional conferences in 1979 in England, the Commonwealth Law Ministers Conference in Winnipeg, Canada and the Commonwealth Parliamentary Conferences in Guyana and Kenya.
In recognition of his contribution in the State of SVG and for his services generally, Arthur Williams was awarded the OBE by Her Majesty the Queen in 2006.