JH Findorff & Son Inc opened a new location at 3300 Eagle Avenue in Rib Mountain.

Founded in 1890, the company employs about 1,000 people between its Madison and Milwaukee offices.

It is a commercial builder, specializing in projects of all sizes.

Nearly five decades ago, Sentry Insurance and Findorff began a long-term partnership in Northcentral Wisconsin. Findorff completed the Sentry Insurance’s headquarters and since that time has worked on dozens of projects for the company.