In addition to offering regular prayers, lectures and conferences, the Salaheddin Centre assists disadvantaged and destitute members of the Toronto community with a full-time elementary and high school, marriage and counselling services, a food bank, youth programs, and funeral services, along with other activities that seek to improve people's lives.

The US$6.6 million project enabled the purchase of a former office building and warehouse and convert into high school classrooms and associated facilities for 850 students.

[7] A number of its worshippers have been accused of ties to terrorism, including Ahmed Khadr who ran a charity named Health and Education Project International that used to attend the mosque and allegedly funnelled money to Afghan training camps.

[9][10] Brothers Saeed and Masoud Rasoul, whose father was a prayer leader at the mosque, later went missing in Iraq, believed to have fought for Ansar al-Islam, possibly at the urging of Farhat.

[7] Following the 2006 Ontario terrorism plot, it emerged that Fahim Ahmad and a number of other suspects were members of the mosque.