Thompson Dorfman Sweatman

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Thompson Dorfman Sweatman LLP
Headquarters Winnipeg, Canada
No. of offices 10
No. of attorneys 88
Major practice areas Corporate/Commercial, Litigation, Labour & Employment
Key people Keith LaBossiere (CEO, Managing Partner), Bjorn Christianson (Managing Partner, Portage la Prairie), Paul Roy (Managing Partner, Brandon)
Date founded 1887 (Winnipeg)
Company type Limited liability partnership

Thompson Dorfman Sweatman LLP (TDS) is a Manitoba, Canada-based law firm with its head office in Winnipeg. The firm has two full-time regional office in Brandon and Portage la Prairie and seven part-time satellite offices in Boissevain, Carberry, Gladstone, MacGregor, Morden, Steinbach and Winkler.

On May 27, 2010 Thompson Dorfman Sweatman announced a merger with the firm Perlov Stewart LLP. The merger is effective June 1, 2010 and both firms will continue under the name Thompson Dorfman Sweatman LLP.Press Release

On January 14, 2013 the firm announced a merger with the firm Christianson Law of Portage la Prairie, Manitoba. Press Release

On January 7, 2014 the firm announced another merger with the firm Roy Johnston & Co. of Brandon, Manitoba. Press Release


Thompson Dorfman Sweatman was formed in 1887 in Winnipeg and has roughly 88 active lawyers. TDS has lawyers who provide services to its clients in both Official Languages of Canada and also in Italian, Polish, and Portuguese.

Affiliated companies[edit]

On May 27, 2009 Thompson Dorfman Sweatman LLP announced the launch of Acumen Corporate Development Inc., an affiliate of Thompson Dorfman Sweatman LLP.Press Release Acumen focuses on providing North American companies with a structured, comprehensive approach to the planning and execution of growth by acquisition, financing and other strategic opportunities.


The firm has received awards and distinctions from third party organizations including Chambers Global,[1] Lexpert,[2] Best Lawyers,[3] Benchmark Litigation[4] and Canadian Lawyer Magazine[5] which has rated them one of the top corporate law firms in Manitoba.

Lex Mundi[edit]

TDS was one of the founding members of Lex Mundi, an association of Independent Law Firms and continue to be its only Manitoba based firm.

Notable firm alumni[edit]


External links[edit]