Deigan & Associates, LLC received its Design Firm Professional Engineering License from Illinois Department of Professional Regulation.


Dayana Eberlein has joined our team as Finance Manager. Dayana is an excellent addition to our team of engineers and science professionals. Dayana will assist our Project Managers with contracts, purchasing, budget tracking, procurements, payables, receivables, and office management. She has impeccable organizational skills and strong background in finance, economics, accounting, and administration.


Deigan & Associates, LLC recently prepared and filed a $1M Grant Application request on behalf of the Waukegan Harbor/Port District. The grant application seeks funding from NOAA/Great Lakes Restoration Initiative to implement habitat and shoreline improvements on the Harborfront properties owned by the Port District.


Andrew Barbeau has joined our team as an Associate Engineer while he finishes up his Master’s Degree in Environmental Engineering at UIC-Chicago. Andrew’s undergraduate work at Butler University resulted in a B.S. in Biology with a chemistry minor. Andrew has site experience at Manufactured Gas Plants remediation sites. He is an excellent addition to our technical engineering team.


Kirsten Myles has joined Deigan & Associates, LLC as a Natural Resources Specialist. She has a B.S. degree from University of Illinois at Champaign-Urbana in Natural Resources and Environmental Science. Her experience includes naturalization and restoration of upland and aquatic habitats. She is an excellent technical resource as we take our site development projects from cleanup through restoration and habitat enhancement.



IDOT has renewed Deigan & Associates, LLC’s Hazardous Waste Engineering Prequalification status for 2018-2019. We have and continue to conduct substantial environmental work for General Contractors and Road Builders to remove environmental risks and achieve project schedule and margin goals.