Dnesco is an electrical contractor that has been providing quality service in southeastern Wisconsin since 1959. We have an eager, high energy staff ready to step up to handle a wide variety of data and electrical tasks, specializing in commercial and industrial projects.

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Company History Report

These mergers allowed Dnesco to strengthen its design/build department and bring together more resources to better serve its customers. In 2010 Dnesco Electric expanded its capabilities to include a Communication/Data division. The addition of a Communication/Data division allowed Dnesco to provide a more complete service to many of its customers.

Services Report

After hours simply call our main line and follow the prompts to our 24 hour Emergency Service Line. Design/Build requires experience and expertise, which Dnesco Electric has acquired from years of Design/Build projects.

DC Power Solutions Report

Our DC Power division was built to round out our many talents as an electrical contractor. Critical facilities require clean uninterrupted power. We have a solution for you whether you have one or two critical units or hundreds of pieces of equipment that require a highly sophisticated DC Power Plant.

Industrial Report

Dnesco Electric is equipped to handle the most complicated and challenging industrial electrical projects. Dnesco has years of experience handling some of Milwaukee's largest and iconic industrial facilities' electrical needs. Industrial electrical projects require a qualified and highly trained crew to complete a project both on time and within spec.

Rachel Rach Gawrysiak Schwister

May 12, 2022

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What kind of business allows their employees to drink and drive and use drugs while using company vehicles? Very dangerous and extremely unprofessional.

Mark Naber

Dec 09, 2019

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Used Dnesco for many random projects at the office over the years. Always on time and professional. Recommended.