Melvin Cohen & Associates Inc

Since 1967, ESD has provided engineering design solutions for thousands of buildings in the United States and throughout the world. We have achieved our reputation through our team of experts who bring a depth of resources and experience to the needs and goals of our clients. With over 220 engineering and design professionals, ESD is one of the largest consulting engineering firms in the Midwest. We offer consulting engineering design services in mechanical, electrical, plumbing, fire protection, LEED, sustainable design, commissioning, and technology. ESD supports a diverse range of markets, including commercial, health and science, education, mission critical, residential, assembly, cultural, theaters, energy plants, transportation and international. Clients include architects, developers and property managers. We offer innovative ideas and design solutions for systems upgrades and retrofits, lower operating costs, and simplified maintenance protocols, as well as expertise in building codes. Contact us today.

Founded in 1987, Delta Engineering is a minority business enterprise that offers a variety of professional services in the fields of engineering, construction management and surveying. It provides electrical engineering services related to lighting and layout design, pumping stations, and communication, intercom and fire alarm systems. The company s mechanical engineering capabilities include energy management, instrumentation, plumbing and piping, and material and energy balances. Delta Engineering offers architectural design services for public buildings, institutions, and recreational and industrial facilities, as well as residential, commercial and parking structures. It also performs land, route, property and topographical surveys. The company s clients include the US Army Corps of Engineers, U.S. General Services Administration and Chicago Transit Authority. Delta Engineering is located in Chicago.

Established in 1961, Henneman Engineering offers a range of fire protection design, plumbing, and mechanical, electrical, and structural engineering services. The company serves the energy, education, health care, industry, commerce and government sectors. It provides utility master planning, wood framing, site development and facility assessment services. Henneman Engineering also offers project administration, commissioning and automation instrumentation solutions. The company has completed several projects, including St. Louis Children's Hospital, New Hotel Drury Plaza, Winnetka Community, Davenport Public Library and Irwin Academic Services. It maintains a work force of more than 170 employees. Henneman Engineering also has several offices in the Midwest.