Home Mold Design Mold Building Product Design Manufacturing Downloads Contact Welcome to Western Diversified Plastics Western Diversified Plastics (WDP) was formed in 2005. We are a Certified Minority Owned Business Enterprise through the Michigan Minority Business Development Council. We are conveniently located in Mattawan, Michigan; half-way between Detroit and Chicago. The combined ownership and Management of WDP has over 100 years of experience in the design, tooling and production of close tolerance injection molded components, utilizing engineered resins. The WDP team of associates and alliances allows WDP the ability to provide precision plastic components and electro mechanical components. STATEMENT FROM MANAGEMENT COVID-19 Notice Read More > Western Diversified Plastics Phone: 269-668-3393 Fax:269-668 4694 contact@westerndp.com Copyright © 2018 Western Diversified Plastics All rights Reserved