RJ Mustari & Association Inc

Engineering Services Group Inc, based in Aurora, IL, is a reputable engineering firm dedicated to delivering high-quality work and ensuring client satisfaction. With a focus on projects throughout the Chicagoland area, their experienced professionals play a crucial role in shaping the region's infrastructure for long-term economic success. From the widening of the Lee St bridge over the Jane Addams Memorial Tollway in Rosemont to the ongoing reconstruction of IL 53, Engineering Services Group Inc is at the forefront of engineering projects that contribute to the development and improvement of the Chicagoland area's roads and transportation systems.Generated from the website

SPACECO provides a range of civil engineering, site planning and surveying services for residential, commercial and industrial construction projects. The company s qualified staff of more than 70, which includes more than 10 licensed professional engineers and five licensed professional surveyors, is dedicated to creating quality site plans for customers projects. One of the largest site development and civil engineering firms in the Chicago area, SPACECO has helped develop nearly 10,000 acres of land in more than 125 municipalities and nearly 15 counties in Illinois, Indiana, Wisconsin and Michigan. Engineering services include feasibility study, site evaluation and due diligence, preliminary design, consultation and public presentation/hearings, final engineering design and construction plans and specifications, construction observation, expert witness, opinion of probable construction cost, and bid assistance and contractor negotiation. Surveying services include field surveying, construction layout and automated hydrographic surveying. SPACECO is headquartered in Rosemont, Ill.

Bollinger, Lach & Associates is a professional engineering and land surveying company. Established in 1978, the company has a staff of more than 80 trained and certified professionals that specializes in structural engineering, construction and environmental services. Bollinger, Lach & Associates s capabilities include site development and design, storm water management, civil engineering, construction management, feasibility studies and reporting. The company designs and undertakes various projects for construction of roads, highways, bridges, traffic signals and water towers. In addition, Bollinger, Lach & Associates offers services to shopping centers, communities, universities and institutions. The company s construction engineering services include contract documentation and nuclear density testing. Bollinger, Lach & Associates maintains a presence in Itasca, Ill.