Ahern is honored to be a BUILD Wisconsin Award winner. The Associated General Contractors of Wisconsin annually recognizes projects of distinction in multiple categories for work completed the previous year. The company won two awards in the Specialty Contractor – Mechanical category...

J. F. Ahern Co. has been ranked among the top environmental companies in Engineering News-Record's annual survey of the Top 200 Environmental Firms. The company reported revenue from project activity for 2021, encompassing the measured categories of air quality and clean energy, water...