Martenson & Eisele

Located in Fond Du Lac, WI, Excel Engineering Inc. has been a cornerstone in the professional engineering industry for over 30 years. Our experienced team is dedicated to providing innovative and reliable engineering solutions tailored to meet the unique needs of our clients. At Excel Engineering Inc., we pride ourselves on our long-standing commitment to excellence, integrity, and client satisfaction. Join us and see why we are a trusted name in engineering services.

Founded in 1889, The Boldt Company offers a range of construction solutions. The company owns and operates Boldt Consulting Services, which provides strategic planning, feasibility analysis, finance and real estate services. The Boldt Company also maintains Boldt Technical Services, which offers architectural, project development and value engineering solutions. In addition, it manages Oscar J. Boldt Construction, which is a family-owned firm that manages a staff of more than 2,000 people and serves customers in the industrial, institutional, health care, renewable energy and commercial markets throughout the United States. The Boldt Company has over 10 offices throughout the U.S.