Cardinal Capital Management plans to build a $2.25 million, one-story, 12,480-square-foot office building in the 900 block of South 70th Street in West Allis.
The 0.84-acre site is currently an undeveloped parking lot.
The building will have underground parking, which will be accessible from the west side of the building.
Construction is expected to begin this summer.
Cardinal Capital Management also plans to build a second phase of the builidng, adding a second story of office space sometime in the future.