Cotter Consulting works with its clients to provide comprehensive program management, project management, and construction management services for planning and implementing projects in the built environment. We have over 27 years of experience providing our clients in the transportation and buildings markets with the exceptional services needed for a successful project.

The Cotter team is made up of 100 architects, engineers, construction managers, commissioning agents, and LEED APs. Our team is our greatest asset. We tailor our services and staffing to meet the needs of each client, organization, and project. From preconstruction to closeout phase, Cotter provides the people to lead our clients’ projects to success.

Cotter is certified as a WOSB by the Women’s Business Enterprise National Council (WBENC). Cotter is also certified as a WBE by the City of Chicago and recognized as a WBE by the Women’s Business Council – Southwest.


We believe a strong team will lead your project to success. Learn how we LEAD projects.


What are the goals of your project? Mission? Scope? Budget? Schedule?


Successful projects are the result of collaboration and strong relationships among the project team.


The design and construction process is one of continual and complex decision making.


When the design meets all program requirements and the work is completed on time and within budget—your project succeeds.


John “Ole” Oldenburg, Forest Preserve District of DuPage County

I gained a tremendous respect for the skill sets and expertise brought to my project by Cotter and greatly appreciate the diligence, professionalism and thoroughness exhibited by Cotter staff in providing direct oversight to the project.

Kana Henning, Loyola University

Loyola has been lucky to have such dedicated partners from Cotter.