Elisabeth Patterson, a partner with the law firm Dionne Schulze in Montréal, advises mostly First Nation and Inuit governments and organisations in Québec on a broad range of subjects, including Aboriginal, commercial and international law, as well as governance, environmental assessment, and the duty to consult and accommodate.

Elisabeth also assists clients by negotiating agreements, often in the context of social economy projects or economic development on Indigenous lands. She also advises concerning research ethics, privacy, and the protection of Indigenous data and knowledge.

Elisabeth frequently presents on the above subjects in a professional or community context. She is involved in legal education and human rights trials in Latin America with Lawyers without Borders Canada. She speaks and writes fluently in English and French and is proficient in Spanish.