Established in 1958, L.D. Docsa Associates is a general contracting firm. It undertakes industrial construction projects for public and private clients and is located in Kalamazoo, Mich. The firm s portfolio includes water and wastewater treatment and manufacturing plants and renovated buildings, schools and parks. L.D. Docsa Associates also offers design and build services. It performs demolition, concrete, carpentry and steel erection work. The firm also provides piling installation, dewatering and metal building construction services. It utilizes computerized accounting, scheduling, communication, design drafting and project management systems. The firm has additionally been certified as an MBCI Nu-Roof installer. L.D. Docsa Associates projects include Ludington Waterfront Park, Kellogg Biological Station and St. Mark's Episcopal Church.