Welcome to DENNIS! Based in Portland, Oregon, USA, we’ve been designing uniforms and uniform programs for nearly a century. We’re proud to partner with schools and families as they work to bring their educational vision to life.

Learn more about our company

Questions? Need help? Contact National Customer Service!

Phone: 800.854.6951   |   Click here for hours

The school uniform experts

Shop Basics if your school doesn't have a custom uniform program.

Shop Clearance for great savings on discontinued items.

DENNIS Uniform Polo Shirt for Back to School Uniforms

Looking for a new uniform partner?


Find out why schools are switching to DENNIS!


➵ Learn about the benefits

What great uniforms are made of

We’re proud of what we do!