Milwaukee-Area Contract Manufacturer of Precision Plastic and Metal Parts and Components, With Value-Added Services

Dielectric Manufacturing is a single source for plastics and metals contract manufacturing and services, committed to delivering world-class solutions.

We offer machining, fabrication and value-added services on a wide variety of materials, including thermosets, thermoplastics, carbon fibers, and ferrous and non-ferrous metals at three locations across Wisconsin and Iowa. Additionally, we can be your source for purchasing unfinished materials.

More than 55 Years of Plastic Manufacturing in Wisconsin

Founded by Ray Esser in 1966 under the name Dielectric Corporation, we have more than 55 years of experience in the fabrication and machining industry. In 2019 we modified our name to Dielectric Manufacturing to better reflect our capabilities. We remain privately owned by the Esser family, and continue to grow.

vision, mission, values

New Milwaukee-Area  Facility Increases Capacity, Efficiency

In 2020, we opened a newly built 100,000-square-foot headquarter facility in Richfield, WI, just northwest of Milwaukee. With this new facility, we are able to offer even greater production efficiencies and provide room for future expansion. Read more. Additional manufacturing plants are in Waupaca, Wis., and Lake Mills, Iowa.

Plastics and Metals Contract Manufacturer for Diverse Industries, Business Sizes

Dielectric Manufacturing customers rely on our community of employees to deliver unparalleled, value-added solutions in design collaboration, prototyping, component manufacturing, assembly, packaging, and inventory services for plastic parts and metal parts.

The highly knowledgeable Dielectric Manufacturing team is known for being a reliable and attentive contract manufacturer to a wide variety of businesses, including Fortune 500 companies.

Custom precision components and assemblies that we manufacture become are used in equipment for these leading industries:

  • Aerospace
  • Agriculture
  • Defense
  • Electrical
  • Food Processing
  • Gas & Oil
  • Health Care – Medical Equipment
  • Power Generation and Distribution
    • including Wind Power
  • Power Sports

Contact Dielectric Manufacturing for a quote on a project, or to learn more about our full range of services. Call 800-367-9122, use our Quick Contact form, or our Request a Quote form.
Leave a Google Review about our precision fabrication.

“Our Dielectric Manufacturing sales rep pays a lot of attention to us. He makes me feel like it’s more of a partner relationship and not just a vendor situation.”

Dielectric Manufacturing Knowledge Base

MATERIAL PROPERTIES

Learn about metal and plastic properties and the characteristics that make various materials appropriate for parts.

contact Dielectric Manufacturing

CONTACT US

Need more information about plastic, carbon fiber or metal component fabrication and assembly? For contract manufacturing and more, call us in metro Milwaukee at 800-367-9122, or email sales@dielectricmfg.com.

Contract Manufacturing
Value-Added Services

  • Design collaboration
  • Prototyping of plastic parts and metal parts
  • Welding
  • Flame polishing, buffing and sandblasting
  • Painting and silk screening
  • Special finishes
  • Insertion of component elements
  • Complete assembly and sub-assembly
  • Kitting/Packaging –ranging from assembly kits to complete finished packaging
  • Inventory management
  • Delivery programs

Dielectric Manufacturing holds ISO 9001-2015 certification.

See our ThomasNet directory listing.