Frank is a partner at WeirFoulds LLP, one of Canada's oldest law firms. Frank appears as counsel on complex multi-jurisdiction litigation matters. He is licensed to practise law in Canada, and is also a member of the bars of Anguilla, Antigua and Barbuda, Barbados, Belize, the British Virgin Islands (BVI), Dominica, Grenada and St. Kitts and Nevis. Frank's cases range from corporate disputes involving shareholder rights and directors duties, to forensic investigations into fraud and corruption, to reciprocal registering, recognizing and enforcing judgments from Canada, the UK, the US and the Caribbean, to complex offshore trusts and estates litigation, frequently involving assets in varied foreign jurisdictions. Frank is repeatedly named as one of Canada's top lawyers in the area of Corporate and Commercial Litigation in The Best Lawyers in Canada. Frank also holds an appointment as a Distinguished Visiting Scholar at Ryerson University's G. Raymond Chang School of Continuing Education.

Frank is a frequent presenter and skills trainer at continuing professional development seminars in Canada, the Caribbean and the US. He presents to various audiences on diversity issues, and is a frequent presenter at continuing professional development seminars in many areas dealing with the litigation process, including seminars put on by the Ontario Bar Association, The Advocates' Society, the Canadian Association of Black Lawyers, The Law Society of Upper Canada, the Organisation of Eastern Caribbean States Bar Association, the Caribbean Association of Judicial Officers and the Judicial Education Institute of the Eastern Caribbean Supreme Court.

Frank participates on many legal and community boards and initiatives, including: a member of The Advocates' Society (TAS) International Training Committee; a past President and current member of the Canadian Association of Black Lawyers (CABL); membership in the Ontario Bar Association (OBA); member of the board of Community Legal Education Ontario (CLEO), a specialty clinic that produces and delivers public legal education to communities in Ontario that are low-income or who otherwise face barriers to full participation in the justice system; and membership on the Steering Committee of DiverseCity: The Toronto Leadership Project, which is aimed at diversifying Toronto's leadership landscape.

Frank has been recognized often for his significant contributions and dedication to the community, including as a recipient of The Law Society of Upper Canada's Lincoln Alexander Award (2013) and a Queen Elizabeth II Diamond Jubilee Medal (2012).