About Us

WincoJW Winco Headquarters

Strength in Standard Parts.

Founded in 1978, JW Winco is built on the belief that TRUE strength comes from our relationships with our customers, business partners, and employees. We are dedicated to providing our customers with the most comprehensive and highest quality line of standard machine components and assembly hardware available in the world. 

For over 35 years, Ganter, a global leader in manufacturing of standard parts since 1894, formed a synergistic partnership with JW Winco that has since provided world-class business solutions to all of our customers.

In 2009, JW Winco officially became part of A Ganter Company, which expanded our capabilities and solidified our resources globally. 

GanterGanter Service & Logistic Center

When we say JW Winco, A Ganter Company we mean unmatched strength in market innovation and solutions. Our combined technical knowledge, customer service, design engineering, manufacturing, stocking, and distribution capabilities are our strengths and solutions we offer to you. 

Our North American headquarters is located in New Berlin, Wisconsin, USA with sales locations in Canada and Mexico.

J.W. Winco Products and Services

Machine Parts

Largest Selection of Standard Parts

Standard machine components in inch and metric, made of aluminum, steel, stainless steel, and plastic are part of our product range, which consistently evolves through the research and development of new products.


Quick Turnaround

With over 60,000 sku’s in stock, we have the ability to ship the majority of orders we receive within 24 hours.

Customized Parts

Strength in Customized Requests

With years of experience, flexibility, and our ultramodern in-house machining facility, we are able to deliver special customer requests even in small quantities.


Proven Quality

J.W. Winco, Inc. earned ISO 9001:2008 certification, demonstrating our commitment to total quality and continuous improvement of customer satisfaction, throughout our entire organization.