Eldest son of Harry Rosen, Larry Rosen has worked for the company for more than 30 years in many different areas: on the sales floor, as a buyer, in operations and corporate development. Larry began learning the business as a teenager, working summers as a sales associate in Harry Rosen stores. He obtained a Bachelor of Arts degree from the University of Toronto and went on to earn a Masters of Business Administration from the Ivey Business School and Bachelor of Laws Degree from Western University.

After practising corporate law in Toronto, Larry joined Harry Rosen as a buyer in 1985. He then became involved in store operations at a senior management level, and then became Buying Director.

In 1997 Larry was named President and Chief Operating Officer.  He was appointed Chairman and Chief Executive Officer in 2000.

Larry was a long-standing member of the Ivey Advisory Board, the Ivey Entrepreneurship Advisory Council, and the Princess Margaret Cancer Foundation Board, and has worked tirelessly to raise more than $4 million in recent years for cancer research. 

In 2014, Larry was named Distinguished Retailer of the Year by the Retail Council of Canada, as well as DesignThinker of the Year - presented by the Association of Registered Graphic Designers and Rotman School of Management.

Larry in a strong believer in private family business and their importance to the success of the Canadian economy. He is frequently called upon to speak on the topic of business development and family succession planning for groups like the Canadian Association of Family Enterprise. In 2016, Larry was honoured by the Family Legacy Series, the flagship annual event of the UBC Sauder Business Families Centre.

In December 2019, Larry was appointed as a Member of the Order of Canada for his accomplishments in business and philanthropy.