Packer Engineering Group

Material Solutions Laboratory Corp (MSL) is a professional civil engineering firm based in Elk Grove Village, Illinois, dedicated to providing excellent service and engineering expertise in the construction industry. Established in 2007, the company has quickly become one of the top materials testing firms in Northern Illinois, recognized for its consistent accuracy and timely report submissions. MSL is certified as a Disadvantaged Business Enterprise (DBE) by the Illinois Department of Transportation and offers comprehensive field and laboratory materials testing services, alongside engineering consulting. Their expertise encompasses soil, asphalt, concrete, and structural steel testing, performed by a team of highly experienced technicians and engineers. Generated from the website

Stanley Consultants, based in Chicago, boasts over a century of experience in enhancing communities through cutting-edge design and engineering solutions. Their innovative approach has consistently led to the improvement of lives, making them a trusted leader in the industry. Generated from their website's infomation

Founded in 1970, Westside Mechanical is one of Illinois' leading HVAC systems and service contractors. The company has designed, installed and serviced thousands of HVAC systems utilizing a full range of manufacturers, technologies, and HVAC applications and systems. The company s in-house design resources include design/build engineering services, Sheet Metal and Air Conditioning Contractors National Association-certified sheet metal fabrication, automated building controls, customized 24-hour maintenance programs, and energy management and indoor air quality analysis services. Westside has design and installation expertise in commercial buildings, industrial facilities, health care facilities, engine test facilities, churches, computer rooms, laboratories, institutional facilities and clean rooms. Westside Mechanical maintains its corporate offices and a 40,000-square-foot working laboratory in Naperville, Ill., and has a branch location in Arlington Heights, Ill.