An award winning interior design firm focused on the integration of art, objects, graphics and technology.

Mason Studio’s portfolio of hotels, restaurants, retail stores, multi-unit residences, exhibitions and conceptual installations can be found on almost every continent. The keys to comprehending a global context is through an innately sensitive attitude to cultural perspective, dedicated research on human interaction with environments, and a network of professionals with specialized talents.

The minds of creative professionals are merged with the traditional skills of interior design to expose multidisciplinary solutions. Through collaboration, unconventional solutions arise to bring awareness and a renewed perspective of everyday spaces.

There is no aversion to tradition and no fear of change; the motivation behind Mason Studio is established on a truthful response to needs and an understanding for the significance of interior design in comprehensive and effective environments with commercial purpose.


18 Hook Ave. Unit 203
Toronto, Canada M6P 1T4

+1 (416) 761-9736


Stanley Sun


Stanley has specific interest in the science of place and the effect of environmental changes on human physiological response. He is formally trained in design, fine arts and sciences from multiple academic institutions across Canada and Asia and is a sessional instructor at the Ryerson University School of Interior Design. He has worked for respected firms in North America, Europe and South East Asia and previously held the lead design position at a top London, UK architectural design consultancy.


Ashley Rumsey


Ashley has an acute understanding of the potential in fostering cross-disciplinary relationships to increase the knowledge base of a project. She is a specialist in interior design and visual arts through her studies at leading Canadian and Australian institutions. She has worked with several top Canadian design firms on projects in the United States, Asia, Europe and the Middle East and was previously a lead designer for a Toronto & New York based studio managing large scale projects for international hoteliers.