1623 Greenwood Avenue
Michigan City, IN 46360
Phone: 800-871-1555
Fax: (219) 873-0210
Central Indiana Office
5721 Progress Road
Indianapolis, IN 46241
Phone: (317) 423-1020
Fax: (317) 423-1055
  • St. Joseph Regional
    Medical Center

    Tonn and Blank led pre-construction efforts and served as the construction manager on the new St. Joseph Regional Medical Center in Mishawaka, Indiana.
  • Dunebrook

    The approach to this project was considered missionary in purpose, with service to the local community.
  • Valparaiso (Ind.) University

    This project was a conversion of the existing University Bookstore into a 9,500 sf fitness facility for students and staff.
  • Avery Dennison, Schererville, Ind.

    Under a tight schedule, Tonn and Blank erected a 15,500 sf office and manufacturing facility.
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At Tonn and Blank, we've built a prestigious reputation for serving the construction industry. Our experience covers a highly diverse range of industries – including general construction management, and contractor and building design services for those working in manufacturing/industrial, government, healthcare, higher education, renewable energy, parks and recreation, and others.

We understand the intricacies of each line of business and work to ensure that the end result meets your specific needs, every time. What's more, we're a LEED-credentialed contractor, with the knowledge to source sustainable construction materials and design and build a sustainable structure in keeping with your policies for corporate social responsibility.