Federal and provincial governments in Canada have mobilized resources to address the challenges of care associated with the growing population of older adults with major neurocognitive disorders (MND), which include Alzheimer's and other related diseases. Researchers and practitioners in Quebec, Ontario, and Saskatchewan identified a need for better integrated care for older adults with MND, improved capacity for assessment, diagnosis, and management of cases, as well as greater accessibility for those living in rural and remote regions. To this end, three distinct programs⏤the Reseau de services integres pour personnes âgees en perte d'autonomie cognitive (RSI-PAPAC) in Quebec, the Primary Care Collaborative Memory Clinic (PCCMC) in Ontario, and the Rural and Remote Memory Clinic (RRMC) in Saskatchewan⏤were developed with the help of funding from provincial governments and federal research grants. The objective of this article is to compare and analyze the implementation and performance of these programs. Each program saw a large scope of services offered with the integration of community services and a great degree of coordination between these actors. The RSI-PAPAC was a roster program implemented in a collection of community health centres in Quebec, while the latter two were clinical models that originated out of one central clinic. In Quebec, while the specific program we analyzed is no longer active today, the ministry of health and social services has since adopted a comprehensive action plan rolling out services at a provincial scale (unrelated to the program we analyzed). In Ontario, with the help of interested organizations, the PCCMC has since been scaled up across the province, with over 100 clinics now active. It was easily adopted due to the quick training program offered to physicians and its reliance on patients' existing circle of care. Finally, in Saskatchewan, the RRMC has not scaled up to other clinics, likely due to the lack of existing collaborative primary clinics such as those in Ontario; however, provincial governments and other health organizations have mobilized to fund its continuation, and it currently operates out of one clinic in Saskatoon, serving as a node of care and research within the University of Saskatchewan. Les gouvernements federal et provinciaux du Canada ont consacre des ressources a l’aplanissement des difficultes en matiere de soins et services pour la population croissante de personnes âgees atteintes de troubles neurocognitifs majeurs, qui incluent notamment la maladie d’Alzheimer. Des chercheurs et des praticiens du Quebec, de l’Ontario et de la Saskatchewan ont souligne la necessite de mieux integrer les soins aux personnes âgees atteintes; d’ameliorer la capacite d’evaluation, de diagnostic et de gestion des cas; et de rendre les services plus accessible a ceux vivant dans les regions rurales. A cet effet, trois programmes distincts-⏤le RSI-PAPAC au Quebec, le PCCMC en Ontario et le RRMC en Saskatchewan⏤ont ete crees avec l’aide de fonds des gouvernements provinciaux et de bourses de recherche federales. L’objectif de cet article est de comparer et d’analyser la mise en œuvre et la performance de ces programmes. Chaque programme a offert un cadre de services integres aux organisations communautaires et avec un degre avance de coordination entre ces acteurs. Le RSI-PAPAC a ete mis en place dans un ensemble de centres de sante communautaires du Quebec, tandis que les deux autres correspondaient a des modeles cliniques issus d’une clinique centrale. Au Quebec, le programme particulier que nous avons analyse n’est plus en operation, mais le ministere de la sante et des services sociaux a depuis adopte un plan d’action pour orienter les services a l’echelle de son territoire. Avec l’aide d’organisations en Ontario, le PCCMC s’est, depuis, elargi a l’echelle de la province, atteignant plus de 100 cliniques actives. Il a pu s’etendre plus facilement etant donne le programme de formation rapide offert aux medecins et son recours au cycle de soins deja existant pour les patients. Le modele RRMC ne s’est pas etendu a d’autres cliniques en Saskatchewan, probablement du au manque de cliniques en soins et services primaires de type collaboratif comme celles existant en Ontario. Toutefois, les gouvernements successifs de la province et autres organisations du secteur de la sante se sont mobilises pour financer le maintien de ce programme. Ce centre opere actuellement dans une clinique de Saskatoon qui sert de centre de soins et de recherche a l’Universite de la Saskatchewan.