Tonn and Blank is a leading building construction company headquartered in Michigan City, Indiana, and serving the entire Midwest region. We offer decades of expertise in managing all aspects of construction services, from pre-planning to complete, design-build project delivery.
In 1922, Tonn and Blank Construction Company, was founded in Michigan City, Indiana, as a partnership between C.W. Tonn and J.G. Blank.
Tonn and Blank Construction's first office and yard.
Tonn and Blank was the first construction firm to develop on-site concrete plant technology in Northwest Indiana
Tonn and Blank was the first construction company to establish and utilize two-way radio communications in all company vehicles.
Tonn and Blank Construction was an early leader in planned neighborhood and prefab housing, building hundreds and single family homes, as well as "executive level" neighborhoods.
Tonn and Blank completed the $3.5 million Beatty Memorial Hospital in Westville, Indiana.
Tonn and Blank Construction begins work on the McGill Manufacturing Company Facility.
From the beginning, Tonn and Blank found value is having an in-house engineering department to address rapid advancements within the construction industry.
Tonn and Blank expands commercial work for department and shopping centers across 49 states.
Sisters of St. Francis Health Services Inc. purchased the company and renamed it Alverno Construction Company, LLC d/b/a Tonn and Blank Construction
Tonn and Blank Construction opens an Indianapolis office with 20 employees and begins work at Franciscan St. Francis Health.
Tonn and Blank donated time and resources to expand this facility from 400 sf to 12,000 sf, adding media rooms, common areas for gathering, parent and child learning facilities.
Tonn and Blank partnered with M. A. Mortenson, Minneapolis, MN for role of Construction Manager for this 630,000 square foot replacement facility plus central utility plant.
Tonn and Blank Construction opens a Fort Wayne office with 4 employees.
Tonn and Blank Construction opens a Lafayette office with 5 employees.
Deliver innovative construction solutions that build trust, earn respect, and create value.
We believe there is no substitution for a strong work ethic and professionalism. Working together, with collective energy, we focus on delivering a positive experience for our customer throughout the building process.
We center our work environment around family, shared values and goals. Understanding family comes first, we care for and help each other because we believe in and trust one another. We build up the communities in which we build by supporting and assisting those organizations which are working to better our society.
We value the contributions of each of our employees, and treat other with respect and dignity. We conduct ourselves with uncompromising integrity, making sure our actions match our words.
We charge each employee with a personal and professional commitment to make sure each employee, subcontractor, site visitor, etc. returns home safely every day. We ensure all employees have the tools and training needed to eliminate jobsite injuries.
We execute each project by thinking and acting with the customer in mind. We take pride in being reliable and responsible for bringing our customer's ideas into reality.
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