Demonstrated Knowledge, Satisfied Customers

For S. Williston Sales Company, the manufacturers we represent are more than logos and line cards. We are diligent about gaining a thorough understanding of each product, system, and solution. Our dedication to product knowledge shines through in our sales approach, innovative marketing strategies, training and classes. 

Download our Line card 

Explore our ever-growing options for products and solutions:

  • HVAC and Indoor Air Quality Equipment
  • Refrigeration Tools
  • Controls
  • Filtration and Maintenance Products
  • Installation Hardware and Accessories

Discover the manufacturers we represent