Tri-Mountain

4889 4th St.
Irwindale, CA 91706-2194

About Tri-Mountain

Founded in 1993, Tri-Mountain® has gained recognition as a leading supplier of corporate identity apparel. Since 2000 we have been named a Top 20 supplier in our industry.

Our five brands, Tri-Mountain®, Tri-Mountain Gold™, Tri-Mountain Performance®, Lilac Bloom® and TMR®, offer an unprecedented selection of knit and woven shirts, fleece and outerwear for the promotional, corporate casual, uniform, golf, performance, racing and sporting good markets.

We take pride in being a family-run business and believe in providing the best quality product, exceptional value, and the most attentive service for our customers.

Competitors of Tri-Mountain

One Stop

One Stop

The One Stop’s distribution center and corporate offices are located in Grand Rapids, Michigan. We are one of the industries leading wholesale distributor of fashion & basic apparel as well as supplies of the screen printing, embroidery, as specialty distributors and sporting goods... Read More

S&S Activewear

S&S Activewear

Founded in 1988 and headquartered in Bolingbrook, IL, S&S Activewear is a national wholesaler to the imprintable apparel and uniform market. The company’s continued national expansion allows it to offer one-day shipping to most of the country, coast to coast. S&S offers more than 60 brands,... Read More

Cotton Heritage

Cotton Heritage

Cotton Heritage’s expertise extends from decades of providing our customers premium quality apparel blanks. We are a mill-direct, WRAP-Certified company that is committed to creating ethically produced garments with superior printability. See and feel how Cotton Heritage can elevate your... Read More