Caisse Desjardins des Travailleuses et Travailleurs unis is a member-owned financial cooperative (credit union) affiliated with the Desjardins Group, the largest federation of credit unions in North America. Established from the merger of three caisses that historically served specific worker groups, its mission is to offer competitive financial services while contributing to the economic and social well-being of its members, primarily unionized workers, their families, and their communities. It operates on a democratic model and provides a full range of financial products and services, including savings, loans, investments, and insurance.