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Business Details
36 Years
experience
Your Trusted Partner for Civil Engineering Solutions in the Midwest
Founded in 1990, Engineering Resource Associates (ERA) is a full-service civil engineering, structural design, environmental science, and surveying firm serving clients across the Midwest. With offices in Warrenville, Chicago, Champaign, and Milwaukee, ERA integrates engineering design, environmental improvements, and aesthetic appeal into coordinated projects. Our team of licensed professionals, including engineers, environmental scientists, and surveyors, delivers solutions for municipalities, state agencies, and private entities.

We leverage state-of-the-art technology like GIS, AutoCAD, and stormwater modeling tools to address complex challenges. Licensed in Illinois, Indiana, and Wisconsin, ERA prioritizes innovation, sustainability, and client collaboration across planning, design, and construction phases.
Services
Transportation Engineering Municipal Design Structural Engineering Environmental Restoration Surveying GIS Services Forensic Investigations Water Resources Site Development Construction Observation
Details
  • Year established: 1990
Highlights and features
  • We offer 35+ years of experience in civil and environmental engineering.
  • Our team integrates engineering, environmental, and aesthetic solutions for holistic projects.
  • We utilize cutting-edge technology like GIS and stormwater modeling tools.
  • Licensed to practice in Illinois, Indiana, and Wisconsin for regional expertise.
  • We specialize in securing federal and state funding for infrastructure projects.
Associations and certifications
  • Illinois Department of Transportation (IDOT)
Services
Transportation Engineering
ERA delivers comprehensive transportation engineering services, including highway, roadway, and traffic signal design. Our team uses 3D modeling tools like Bentley OpenRoads to create precise construction documents. We specialize in collaborating with state and municipal clients to ensure cost-effective, high-quality infrastructure projects.
Environmental Restoration
Our environmental team focuses on wetland mitigation, streambank stabilization, and stormwater management. Certified professionals implement federal compliance strategies and secure permits for projects. We prioritize sustainable practices to restore ecosystems while meeting regulatory requirements for public and private clients.
Structural Engineering
ERA provides structural engineering for bridges, retaining walls, and buildings. Our experts conduct inspections, load ratings, and federal process compliance. We collaborate with hydraulic teams to design durable structures that ensure safe travel over waterways and grade separations.
Surveying and GIS
We offer topographic, boundary, and ALTA surveys alongside GIS data visualization. Our team uses advanced tools for watershed analysis and 3D modeling. These services support accurate project planning and regulatory compliance for land development and infrastructure projects.
Municipal Design
ERA assists municipalities with utility upgrades, ADA compliance, and streetscape improvements. Our engineers develop watermain replacements, storm sewer systems, and grant-funded projects. We provide on-call support for long-term infrastructure maintenance programs tailored to local needs.
Questions
What services does Engineering Resource Associates offer?
We specialize in civil engineering, structural design, environmental science, surveying, GIS, and forensic investigations for public and private clients.
In which states is ERA licensed to operate?
ERA is licensed in Illinois, Indiana, and Wisconsin for engineering and surveying projects.
Does ERA handle federal funding applications for projects?
Yes, we assist clients in securing federal and state grants for infrastructure and environmental initiatives.
What industries does ERA serve?
We work with municipalities, park districts, state agencies, and private developers on transportation, water resources, and site development projects.
Can ERA provide construction observation services?
Yes, we offer onsite engineering and inspection services to ensure compliance with project specifications and regulatory standards.