Welcome to Hamann Construction Company

You can count on us! From concept to completion, Hamann Construction works with you every step of the way to make the building process easier. Hamann is a leader in the general construction industry, serving the building needs of Northeast Wisconsin since 1933.

Our success and development lies in preserving the satisfaction of the people that work with us. That's why we conduct our business with unquestionable integrity and dedication, providing the best quality and value for your investment. Our proven reputation keeps customers coming back, project after project.

Whether your project involves general construction, design/build, pre-engineered metal building, build/lease, or maintenance work, Hamann will deliver the final project on time and on budget. For more information on how our services can benefit your construction needs, contact us today.

Project Portfolio
Retail Municipal Service Buildings
Retail / Municipal / Service Buildings
Industrial Manufacturing Buildings
Industrial / Manufacturing Buildings
Healthcare Facilities
Healthcare Facilities
Religious Facilities
Religious Facilities
Financial Institutions
Financial Institutions
Office Buildings
Office Buildings
Educational Facilities
Educational Facilities
Pre-Engineered Metal Buildings
Pre-Engineered Metal Buildings
Special Construction
Special Construction