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

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Summer is for uniform shopping! (Really!)

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Changed your mind? No problem! Our Quick Return system is fast and easy.


Every superhero needs a uniform

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We love our Portland, Oregon factory

We’re proud of what we do!

We partner with families & schools