Founded in 1993, Tri-Mountain is one of North America's leading suppliers of activewear, corporate casual, uniform, and workwear for businesses and organizations. 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.
Looking for a particular Tri-Mountain employee's phone or email?
The Tri-Mountain annual revenue was $22.3 million in 2026.
Rosy Tsai is the vp of Tri-Mountain.
9 people are employed at Tri-Mountain.
Tri-Mountain is based in Irwindale, California.
The NAICS codes for Tri-Mountain are [315, 31599, 31, 3159, 42, 423].
The SIC codes for Tri-Mountain are [23, 238].