Sweeny&Co Architects Inc.

Sweeny&Co Architects Inc.

Sweeny&Co Architects Inc., originally Dermot Sweeny & Associates, was founded in 1988 in Toronto, Canada by architect Dermot Sweeny. A multi-award-winning firm that specializes in architecture, interior design, and planning. This multidisciplinary firm has over 30 years of experience and focuses on cooperating with owners, investors, and renters to produce extraordinary results. They’re known for designing extremely successful projects, as determined by the developers, owners, residents, authorities, and communities in which they are located. With more than 60 professionals on their team, these individuals bring forth the passion and creativity needed to develop places that enrich the human experience.


The firm collaborated with its clients to boost real estate values by reaching higher-than-expected densities, delivering unique facilities that attract tenants and boost leasing rates, and incorporating sustainable health and wellness elements. The various skilled consultants and contractors with whom they cooperated to develop and build award-winning structures have complimented the development consulting, planning, urban design, architecture, and interior design services of the company. Their reputation and experience in heritage building adaptive reuse is complemented by exceptional new developments in the residential, office, education, retail, and hospitality markets.

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170 Roehampton

11 Yorkville Condos

St. Clair Gardens

Celeste Condominiums