A Long History of Design and Construction Since its founding Grunloh Construction Inc. has earned its reputation as a builder of landmark, one-of-a-kind structures. This success is grounded in the company's long-standing commitment to creative construction solutions, innovation and devotion to its staff. The Company was founded in 1958 by Clifford H. Grunloh, who began his career doing small residential additions and farm buildings. By the mid 1970's he had grown the Company into the largest residential Contractor in the area. By the late 1970's, Grunloh Construction, Inc. developed Union Relationships and began work in the Commercial and Industrial fields. Today, Grunloh Construction, Inc. is one of the largest Union Affiliated General Contractors in Central Illinois. Our Annual sales have skyrocketed and our desire to increase our market share has climbed accordingly. Tom Grunloh, now the sole owner, has a commitment to growing this Company. He has commitment not only to his clients but to the people that are employed by Grunloh Construction, Inc. to provide the best tools and equipment needed to complete all of its projects in a healthy and safe manner.