Our Brands
The Walker Companies
Walker Stainless Equipment, founded in 1943, is a premier provider of high quality custom manufactured stainless steel equipment for the dairy, pharmaceutical and ethanol industries. The company is headquartered in New Lisbon, Wisconsin and operates in five major business areas:
- Walker Transportation designs, fabricates and services stainless steel trailers for the food, dairy, beverage and chemical end-user markets.
- Walker Engineered Products designs, fabricates and services made-to-order stainless steel vessels and equipment for storing and processing for the food, dairy, beverage, ethanol and chemical end-user markets.
- Walker Barrier Systems designs and manufactures isolator systems primarily for the pharmaceutical, biotech and fine chemical end-user markets.
- Walker Defense Group is proud to offer the largest selection of Aircraft Refueling trucks available to the Department of Defense.
- Extract Technologies which designs, manufactures and services downflow booths primarily for the pharmaceutical, biotech and fine chemical end-user markets.
Walker Stainless Equipment maintains four manufacturing facilities in New Lisbon and Elroy, Wisconsin, in Tavares, Florida and in Huddersfield, United Kingdom. The firm employs more than 1,200 employees.
Garsite/Progress, based in Kansas City, Kansas, Garsite is a leading manufacturer of specialized aviation refueler trucks and hydrant carts. Progress Tank, founded in 1922, is a global manufacturer of vacuum and refined fuel tanks constructed of aluminum, steel and stainless steel.
In addition to the Kansas City, Kansas facility, Garsite / Progress Tank also has a refueler refurbishment and sales operation in Findlay, Ohio and Tri State Tank in Kansas City, a manufacturer and distributor of Propane, Refined Fuel and Vacuum tank trucks.
Brenner Tank, based in Fond Du Lac, Wisconsin, is one of North America's leading manufacturers of stainless steel and aluminum tank trailers for the transportation of food, chemical, environmental and petroleum products.
In addition to its headquarters and main manufacturing plant in Fond Du Lac, Brenner maintains parts and repair facilities in Mauston, Wisconsin; Houston, Texas; Memphis, Tennessee and Ashland, Kentucky.
Bulk Tank International, based in San Jose Iturbide, Mexico, provides competitively priced high quality tankers to the US, Canada and Mexico.

