Complex sentence: He was also appointed as an associate member of the Montreal executive committee (i.e., the municipal cabinet) with responsibility for resident services and worked in conjunction with Anie Samson, the councillor responsible for the file.
Split into simpler sentences: He was also appointed as an associate member of the Montreal executive committee (i.e., the municipal cabinet) with responsibility for resident services. He works in conjunction with Anie Samson, the councillor responsible for the file.