Trusted by Wisconsin businesses for retail, restaurant, office, and medical spaces.
For property managers and business owners, KJN is the call to make for buildouts and ongoing building needs. We've handled everything from challenging medical buildouts to white-box retail spaces, restaurant construction, and the full range of trades that keep commercial properties running.
We complete projects on time and on budget, often making cost-saving suggestions along the way without sacrificing quality or integrity.
Full restaurant construction — we've built 9 restaurants for a single Milwaukee-area client.
White-box buildouts and retail finishes that get your space ready to open.
Challenging medical buildouts and professional office spaces handled with care.
Roofing, masonry, drywall, flooring, and the full range of building trades.
Electrical, plumbing, sump pumps, drain tile, windows, doors, and more.
A trusted partner for property managers handling any and all building issues.
“Jim and his staff exude a level of knowledge and expertise that simply inspires trust. They completed our projects on time and made cost-saving suggestions while never sacrificing quality.”— Fred F., VP, Hank Aaron Enterprises · Milwaukee, WI
From buildouts to ongoing building needs, let's talk about your property.
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