About O'Shanter

Company Overview

O'Shanter Development Company is a family-owned Residential property management and Real Estate Investment business. Adam and Jonathan Krehm now manage the company their father, William, founded in Toronto in 1963.

With more than 50 employees the company is able to address the needs of all its clients and tenants. The property portfolio exceeds 1,650,000 square feet and comprised of over 2,300 residential rental units.

The supervisory staff specializes in Operational and Project Management, Construction, Energy Management, Fire Code Retrofit, Mechanical Systems, Heating, Ventilation and Air Conditioning, Electrical, and Plumbing. Housing all this available talent and expertise under one roof provides our tenants with a team of professionals working to ensure our buildings are managed professionally and efficiently.

O'Shanter was the first property management company in Canada to achieve ISO 9001 Quality Management and ISO 14001 Environmental Management certifications. The company holds itself to the highest standards of professional practices.

ISO 9001 Certification in Quality Management

Since 2002, our company has met the rigorous operational standards established by the International Standards Organization. Achieving and maintaining this consistency of quality is significant when managing the 2,000-plus suites comprising our property portfolio. This certification mandates that internal and external audits be completed annually to assure these high standards throughout our operations. The ISO 9001 certification functions as an industry benchmark for management service, and it helps us strive to constantly improve our efficiency and quality.

ISO 14001 Certification in Environmental Management

In addition to ISO 9001 certification, we also lead the industry in environmental management, earning the ISO 14001 certification. This distinguishes us from our competitors in the GTA as the only property management firm to have certification for both. This environmental certification acknowledges the continuing efforts we make to curtail energy consumption while engaging greener operational practices.


O'Shanter has been designated as an "Energy Innovator" by Canada's Minister of Natural Resources, an outcome of combining big ideas with simple solutions, such as implementing a strategic recycling program in every O'Shanter building. O'Shanter provides tenants with re-usable shopping bags, as well as providing clear and understandable posters answering the question "What Is Recyclable."

In 2008 the Recycle Council of Ontario awarded O'Shanter for excellence and commitment to a sustainable environment. O'Shanter managed to decrease the use of electricity by 15%, the water consumption was reduced by a staggering 43%, and the use of gas decreased by 45%!

In that same year, O'Shanter was praised for being environmentally aware and awarded the Environment Award of Excellence on behalf of the Federation of Rental-Housing Providers of Ontario (FRPO). FRPO is Ontario's leading advocate for quality rental housing, promoting a vigorous industry by ensuring that the impact of legislative and regulatory changes that are benefiting landlords and tenants.