Milwaukee Electrical Contractor Client List

NSI Electrical Contractors Inc has thrived by creating lasting relationships with wide range of clients. Our Wisconsin electricians have provided top-notch services to many of the state’s leading businesses. We resolve maintenance or repair issues with speed, thoroughness and professionalism. In our wake, we leave satisfied customers and lasting relationships. Industrial and commercial business managers trust NSI Electrical Contractors. When they get home, they turn to NSI for their residential wiring needs.

Power failures and maintenance issues never strike at a convenient time. The people you depend on to resolve these problems MUST be available. Accordingly, our Milwaukee electrical contractors offer 24 hour emergency electrical services. When power failures and maintenance issues arise, you can count on us to arrive promptly and get the job done right. Below is just a partial list of the clients our Wisconsin electricians.

To experience the same great results as the clients below, contact NSI Electrical Contractors Milwaukee today.

Medical/Nursing Home


Luther Manor, Wauwatosa, WI

American Freighway

Willowcrest South Milwaukee, WI

Federal Express

Mercy Clinic Walworth

Envirotest Stations

Mercy Clinic Lake Geneva, WI

Johnson Creek Retail Complex

Aurora Sleep Center

TCF Bank

Senior/Specialty Housing

Home Depot

New Castle Phase I Mequon, WI

Burleigh Square

Badger Home for the Blind Milwaukee, WI


Seven Oaks

Winter, Kloman, Moter, Repp SC

Arbor Terrace

Uptown Brass

Tudor Oaks Muskego, WI

Conway Freight




The Gap




Old Navy


Ashley Furniture

Joey Buona’s

Foot locker

Brett Favre’s Steakhouse

Motherhood Maternity

Melting Pot

Barnes and Noble

Dairy Queen




Ruby Tuesday



Bath and Body


Office Depot

Hansen’s Landing Milwaukee, WI

Penske’s Truck Rental

Harbor Front Milwaukee, WI

Columbia Sportswear

East Pointe Commons Milwaukee, WI

Bed Bath and Beyond

Kramer Lofts Milwaukee, WI

Firestone Tire

 Plum Creek Muskego, WI

Slavation Army

Villard Square Milwaukee, WI


Beerline Milwaukee, WI


Century City Milwaukee, WI

Magnetek Menomonee Falls, WI

Sherman Park Milwaukee, WI

Sjoberg Tool Hartland, WI

 The Edge

Bentley World Packing


Bentley Packaging

Fresh Market

Oshkosh Trucking Military Division

V Richards


El Rey Mercado

Courtyard Marriott

Jetz Mart

Comfort Suites

Jewel Osco

Extended Stay


Homestead Suites

Woodman's - Menomonee Falls

Fairfield Inn

Woodman's - Waukesha



Candlewood Suites

Harmabee Learning Center


Jo’s Day Care Academy Milwaukee, WI

Epikos West Allis, WI

YMCA Tri-County Menomonee Falls, WI

New Testament Milwaukee, WI

Wisconsin Career Academy Milwaukee, WI

Alliance Bible Church Mequon, WI

High-Tech Institute Brookfield, WI

St. Sava Milwaukee, WI

Maple Grove Greenfield, WI

Faith Community Church

Elmwood New Berlin, WI

St. John’s Lutheran

MIAD Milwaukee, WI

St. Benedict’s Abbey

Mukwonago Library Mukwonago, WI

Divine Mercy Parish South Milwaukee, WI

Lincoln School of Arts

Faith Baptist

NHA School Milwaukee, WI


Herzing University


Woodland Schools


Whether were taking on a new Madison electrical construction project or providing Milwaukee electrical maintenance services to a long-time client, NSI Electrical Contractors Wisconsin will thoroughly and efficiently exceed the demands of any electrical problem or building project. NSI Electrical Contractors Milwaukee has an unmatched customer service record throughout the Greater Milwaukee Area, including West Allis, Wauwatosa, Greenfield, Franklin and Oak Creek. With a headquarters within half a mile of 1-94, NSI Electrical Contractors Milwaukee now performs Waukesha and Madison commercial electrical construction projects.

NSI Electrical Contractors Milwaukee is proud to deliver the same quality of service from small residential electrical wiring tasks to complex Milwaukee electrical design build projects. When you require the expertise of a professional Wisconsin electrician, contact NSI Electrical Contractors Milwaukee: 414-761-4660.

Commercial Electrical Installation, Repair and Maintenance for Wisconsin Buisnesses NSI keeps the power running for all kinds of businesses, from maintaining electrical systems for grocery stores and hotels to installing electrical distribution centers for our clients engaged in heavy industry. Contact one of our experts in Milwaukee electrical co...

Electrical Contractor for Businesses and Homeowner Milwaukee - Madison NSI Electrical Contractors specializes in new constructions projects. By repeatedly delivering excellent results and high customer satisfaction, Our Milwaukee and Madison electrical contractor services have built lasting relationships with our partners in the building indust...

Wisconsin Commercial Electrician for Business in Milwaukee - Madison From big-box retail stores to small restaurants, NSI is unrivaled in providing Wisconsin commercial electrical contractor services. Our Milwaukee electricians are the BEST at promptly and thoroughly installing outlets and lighting, both indoors and out. We also offer preventative...