[1] Beginning in June 2013, seventeen sitting members of Montreal City Council, as well as several borough councillors, switched their party affiliation to Coderre's team.

[11][12] Seat totals following the election: Due in part to its largely suburban base, the party has often attacked Projet Montréal over policies it claims are "anti-car."

Interim party leader Lionel Perez has attacked the Plante Administration over its handling of the pilot project limiting private vehicular access to the Mount Royal service road.

While then-Mayor Denis Coderre was a strong proponent of the Réseau express métropolitain, which is being built as a "public-public partnership" between the provincial government and the Caisse de dépôt et placement, the party has opposed the construction of the Pink Line (Montreal Metro).

Ensemble Montréal proposed a pilot project that would keep the metro system open during the overnight hours on summer weekends.

[14] While it was in power from 2013–2017, Ensemble Montréal planned to heat and widen sidewalks along a stretch of Sainte-Catherine Street West.