For over 20 years, Diversified Design & Manufacturing, located in Mukwonago, Wisconsin, has delivered quality tooling to customers nationwide. Specializing in the design and build of close-tolerance tooling and machinery DDM has gained a reputation as the “tight tolerance experts”. Quality product, close customer relationships and pride in manufacturing have remained the basis for the continued growth and success of Diversified Design and Manufacturing.

From concept to finish, we are a full service Design & Build facility of custom Tooling, Gages, Special Machines & Short Run Production to suit your needs.

We will design to the customer's concepts or develop our own based on the manufacturing or inspection criteria.

In all cases we work closely with the customer, providing Preliminary & Final Design Approval Drawings before sending prints to our Toolmakers for manufacturing.

Our broad based engineering expertise include applications in the Defense, Medical, Food, Agriculture, Automotive and many other specialized industries. Whether the design is for R&D prototype tooling or high production, we offer very cost effective approaches.