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

For every school, for every family.

As the nation’s largest school uniform provider, at DENNIS we work hard to forge lasting partnerships with schools to realize their educational vision. With over 100 years of experience in the uniform business, we build programs that work for schools and families.


Your partner in education.



Over 2,000 top schools across the nation rely on DENNIS because we’re so much more than outfitters – we deliver best-in-class uniform programs filled with benefits, from fundraising to event sponsorship, uniform financial aid, scholarships and so much more.



Savings for families.

Subscribers hear about sales first! Families who sign up to receive DENNIS emails never miss a promotion, sale or an update. We're always finding ways to help families save - sign up today!




Let’s start a conversation.

We’d love to tell you more about how an exclusive partnership with DENNIS Uniform can benefit your school. You’re invited to fill out the request form below - a DENNIS representative will be in touch to talk about choosing DENNIS as your school uniform partner.