12695 W National Ave
New Berlin, WI 53151
Office Property For Lease · 52,050 SF

Single-story ±52,050 SF office / flex building located on a 7.31-acre site along the National Avenue corridor in New Berlin. Originally designed for retail use and later converted to large-scale office occupancy, the building offers wide column spacing, efficient open floorplates, and infrastructure capable of supporting high-density employment and flexible reuse. Key building features include two (2) dock-high loading doors, a 500 kW diesel backup generator serving life-safety and select critical systems, high-capacity 480/277V three-phase electrical service, redundant fiber connectivity, and LED lighting throughout the interior and exterior. Ceiling heights are approximately 9’–10’ finished with 16’+ clear height potential above the drop ceiling. The property provides an exceptional parking ratio of approximately 7.5 spaces per 1,000 SF (±393 surface stalls), well-suited for corporate headquarters, training facilities, call center operations, healthcare administration, or flex office users. Zoning (B-1 / B-2) supports a wide range of office, flex, and retail uses. The building is divisible to approximately ±17,000 SF and is available on a NNN basis.