About Us The Technical Standards and Safety Authority (TSSA) is deeply committed to safety and passionate about making Ontario a safer place to live, work, and play. Our unified team - what we proudly call ONE TSSA – works collaboratively to deliver better safety for our province. TSSA is a not-for-profit regulator that has dedicated over 25 years of expertise and experience to the safety of Ontario. Mandated by the Government of Ontario, TSSA’s team of over 450 professionals works to enhance public safety across multiple sectors we regulate. As an award-winning organization, TSSA firmly e...