About Us

Who We Are

We are now a part of the Inteplast Group, one of the largest manufacturers of Can Liners in North America.

Established in the 1950’s, W. Ralston has become Canada’s market leader in waste management solutions. Our dedication to Quality, Service, Consistency and Innovation has been our top priority since the beginning.

Our steady growth has allowed us to expand across Canada into two manufacturing facilities in Brampton Ontario and Drumheller Alberta. Along with three warehouse facilities, we continue to expand in order to support our growing North American customer base.

As we look toward the future, Ralston is committed to maintaining our market leadership position across the country. As in the past, we will continue to invest in our products, technological capabilities, dedicated to sustainability and service enhancements.

The Ralston Advantage



Our products adhere/surpass all certified industry standards: ASTM, CFIA, FDA, BPI, BNQ, CGSB, UL, Kosher, Ecologo, etc. Quality Assurance Labs in both production facilities with certified full time technicians using the latest testing equipment to ensure product excellence.



Dedicated and experienced national sales team providing our unique value proposition, return on investment and committed to your business. A solution driven bilingual customer service team ensuring all orders are processed accurately, on time and ensuring we are easy to do business with overall.



W. Ralston and Inteplast Group is always at cutting edge of innovation. We have and will continue to develop and drive Innovative Industry First product lines allowing our customers to truly set themselves apart from the competition. Re-inventing in R&D has always been our top priority and truly securing us as the Industry Market Leader in Canada.

Industry First Products:

  • Biosak® Compostable Bags
  • UL Ecologo® Garbage Bags
  • Ecoperformance® UL Ecologo Garbage Bags
  • Proshield® CGSB Vapour Barrier


We have been manufacturing bags and poly film for over 60 years in Eastern & Western Canada. We are the #1 choice for national distributors in the Institutional, Food Service, Healthcare and Industrial markets. Consistency & Quality products always – 100% Satisfaction Guaranteed.

Inteplast Group – A Leader in Manufacturing

Inteplast Group comprises more that 50 locations in North America and maintains a culture that integrates integrity, transparency, capacity, innovation, and continuous improvement.  We aim to contribute to various markets throughout the world in a manner that respects the needs of our workforce, a global economy, and a planet with resources that must be sustained.

The Difference

We take pride in ensuring our level of quality and consistency in each and every product we produce. Being “Canadian Made” means the world to our team of experienced and knowledgeable workforce that know what it takes to deliver top quality products and provide top notch service.

W. Ralston has introduced numerous innovative ‘FIRSTS’ to the industry. We were one of the first Canadian companies to manufacture linear low garbage bags, CGSB certified Vapour Barrier and BPI / BNQ Certified Compostable Bio-resin bags.

This philosophy continues today by providing great customer service, constantly expanding our offering, delivering innovative quality products while allowing our customers to sell into new markets.