- Business & Professional Services
MahlerClean is the largest privately owned building service contractor in WI, providing commercial cleaning to medium and large businesses.
Our success with facility maintenance has led us to be rated Top 3 in Milwaukee's Book of Lists for Building Maintenance Firms, and a Top Workplace since 2012.
Our top 5 industries include Healthcare, Manufacturing, CRE, Education, and Financial Institutions
As a multifaceted company, along with contracted cleaning, we offer COVID disinfecting, floor care, windows, and carpet cleaning.