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Concept ∙ Design ∙ Prototype

Design Department, Inc.

Design Department, Inc. is a Product Development firm specializing in new product design and early stage concept development. Our comprehensive experience enables us to manage projects ranging from complex development (electromechanical product design & development) to overview/consultation (finding the best solutions to streamline or improve product designs).

Since 2004, DDI's keys to success is our strength in creativity and innovation, technically sound product development, fast turn-around and flexible working relationships with our clients. Leveraging these strengths enables us to creatively and efficiently serve a wide variety of our client product development needs.

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Always Something New


Milwaukee's Harbor View Plaza stands as a...

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Nov 2023

Design Department Incorporated's New Home

We're thrilled to announce that Design Department Incorporated has officially moved ...

Sep 2023

The Secret Weapon for New Product Development: Speed

In the fast-paced world of new product development, there's one element that stands ...

Our Clients

“As both a colleague and a business partner, Pat Tetzlaff solved a number of very difficult engineering problems and delivered successful...

P.L. – Engineering Manager, Motorized Recreational Products Industry

"I have been developing new products for over 25 years and have been working with Design Department Inc. for the past 10 years. Throughout that...

P.V. – Medical Industry Professional

“I’ve worked with DDI since day one. I consider DDI my Design Department down the hall. Their design and product development work is exceptional...

S.G. – Principal Engineer, Medical Industry

“Over the past 3+ years, DDI has become my go to resource for everything mechanical design related. They offer cost effective, practical...

E.H. – Medical Industry Professional

"Design Department is a go-to resource for any of our engineering and product development needs. Their wide array of experience and skills has...

Rob W. – Medical Industry, Project Manager

"Design Department was easy to work with. We appreciated their consistent communication throughout the project. We found Design Department to be...

Matt Y. – Defense Industry, Principal Research Scientist

"I have worked with DDI now for two years and have been nothing but happy with the work and product I've received. No matter how simple or...

Noah M. – Medical Industry, Project Manager

"We have been working with DDI for several years. DDI has been clever with their solutions and resourceful with time and budgets. They have...

Tony S. – Recreational Products Industry, Director

"I am consistently impressed with DDI’s mastery of a wide array of mechanical engineering and CAD design techniques. DDI has become a critical...

Cheryl B. – Medical Industry, Project Manager

"DDI has every time risen to the need, and has far outperformed every other contract group we used. We absolutely trust them to have our back."

Erik B. – Recreational Products Legend