Client References

Please let us know if you would like to speak with our clients. We would be pleased to arrange a telephone interview or a tour of their facility.


  • I have been working with MahlerClean for nearly three years. They have been extraordinarily proactive and collaborative in providing the high level of service that I expect for my facility.

    Bryan Sr. Director of Visitor Experience Cultural Institution, Milwaukee Client since 1998
  • Mahler has treated our facility with respect and scrutiny that borders on an ‘ownership’ quality.

    Alan Human Resources & Facility Manager 65,000 sf Corporate Office & Manufacturing Facility, Milwaukee Client since 1993
  • The Mahler account manager and cleaning crew have shown a commitment to excellence and attention to detail that was greater than we had ever imagined. They seem to take personal pride in the appearance of our building. What more could we ask for?

    John Facilities Manager 1 Million sf Office Space, Milwaukee Client since 2004
  • The cleaning team is well-trained, appear to be proactive and the quality of their cleaning has been very good.

    Bill Manufacturing Engineer 400,000 sf Manufacturing & Office Space, Racine Client since 2013
  • Not only did they clean an extremely difficult building, but the staff at MahlerClean did so efficiently and safely. I could not have asked for better communication or support from their team.

    Steve Project Engineer Construction Firm, Milwaukee & Madison Client since 2001