Portzen Construction is a leading general contractor in Dubuque, IA, specializing in commercial and industrial construction projects. With a focus on self-performing work such as concrete, excavating, carpentry, and plumbing hydronics, they provide value-added services to clients across a range of construction projects including schools, hospitals, and water treatment facilities.
Operating as the largest union contractor in the area, Portzen Construction offers general contracting services, including construction management and design-build options. Their expertise in excavating, concrete work, and plumbing heating division under the name Dubuque Plumbing Heating, has earned them praise for their quality work and efficiency from satisfied clients.
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