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AD Process Equipment is a Gray company.

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Main Office

540 Frontenac Ct., Suite 180
Naperville, IL 60563

Fax: 630.303.9800

Gray is an integrated design-builder, specializing in end-to-end solutions in Construction, Professional Services, Specialty Equipment, and Real Estate. Since 1960, we have grown from a regional contractor to a nationally ranked leader, serving top companies in our core markets. Our comprehensive services—spanning design, engineering, construction, automation, equipment, and real estate—make us a trusted partner for every phase of a project. Whether designing and building a state-of-the-art facility, fabricating custom process equipment, or implementing advanced automation, our expertise drives innovation and value at every step. At Gray, we don’t just build projects—we build lasting partnerships.

Gray is an integrated design-builder, specializing in end-to-end solutions in Construction, Professional Services, Specialty Equipment, and Real Estate. Since 1960, we have grown from a regional contractor to a nationally ranked leader, serving top companies in our core markets. Our comprehensive services—spanning design, engineering, construction, automation, equipment, and real estate—make us a trusted partner for every phase of a project. Whether designing and building a state-of-the-art facility, fabricating custom process equipment, or implementing advanced automation, our expertise drives innovation and value at every step. At Gray, we don’t just build projects—we build lasting partnerships.

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