The attacks both targeted Jewish businesses in the Côte-des-Neiges—Notre-Dame-de-Grâce borough.
On June 7, at about 1:30 a.m., a molotov cocktail was thrown at Café Shalom on Queen Mary Road.
Two days later, on the same street, Chops restaurant was the victim of a similar attack.
According to police, surveillance videos showed two male suspects in both incidents, one of them in his 20s.
Police are asking anyone with information to contact Info-Crime at 514-393-1133.