Fond du Lac, Wis.-based mechanical and fire protection contractor J.F. Ahern Co. received a “Best Place to Work” award fromLake Winnebago Business to Businessmagazine. The company was honored for its strong benefit package, leadership development and training programs, promotion from within the company, and for including employees in the business-planning process.

In other news, the company began construction on a 58,000-sq.-ft. addition last fall, with completion expected this spring. The new three-story structure will be connected to the east side of the existing headquarters office, and will support an additional 165 office employees. The company is also pursuing LEED certification for the building, implementing many environmentally friendly elements into the building’s construction.