About A&J Mechanical Contractors, Inc

Rely on Our Experienced and Dedicated Team

Established in 1991, we are a full-service mechanical contractor based in Green Bay, WI. Our local, family-owned and operated company has been under the current owner, Benjamin T. Van Oss, since 2004. We are a commercial contractor capable of handling large to mid-size commercial and industrial projects throughout the state of Wisconsin.

Over the years, we've successfully completed projects in various sectors, including commercial, industrial, and institutional. We've worked on hospitals and clinics, schools, paper mills, power plants, office buildings, manufacturing plants, and retail stores, so rest assured that our team has the experience and the know how to complete your project.

Give us a call today at 920-662-9921 for more information.
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We are here to serve any of your mechanical contracting needs!

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