Partner Technologies Inc. manufacturers a wide range of liquid filled transformers for the utility and industrial markets. PTI's Repair Shop is the only Cooper Systems authorized transformer, voltage regulator and reclosure repair shop in Canada. PTI's subsidiary company PTI Utility Supply is a sales distributor and supplier of tools and equipment to the electrical industry.

PTI prides itself in design flexibility which allows its products to be optimized to customer needs while continuing to meet the highest standards of quality and manufacturing techniques.

PTI has been registered to the ISO 9002 Quality Assurance Program since 1996. PTI ships units all over Canada, to the United States, and to other international markets including the Caribbean, South America, Europe, Asia and Africa.