Expert Systems Resources inc. (ESR), headquartered in Toronto, provides premiere Information Technology and Knowledge Management Solutions to companies in Canada and worldwide.

Founded in 1988, ESR continues to supply best-of-breed technological tools and methodologies to assist companies in achieving their business goals in today’s marketplace.

Tremendous depth and breadth in expertise are at our foundation, whether it be with PC, UNIX, AS/400, or Mainframe. ESR also continues to develop expertise in new, leading-edge technologies and hones skills on established technologies.

An unparalleled customer care system, advanced problem solving strategies, 100+ staff with extensive certifications and experience, along with an unconditional satisfaction guarantee are some of the unique service offerings available to ESR customers.

Welcome to ESR. Whether you are a small business or a worldwide company, ESR can show you how technological solutions can add value to your business. ESR can help you increase revenues, reduce cost, and improve your IT security and infrastructure.

ESR: Delivering powerful, cost-effective IT solutions