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Ali Ling

Environmental Engineer

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Ali Ling has nearly five years of experience and a PhD in environmental engineering. She works primarily on projects related to site remediation and water and wastewater treatment. Ali provides wastewater engineering support, assists with wastewater permitting, and conducts vapor intrusion studies and bench-scale water treatment studies. Examples of her project work include modeling wastewater systems, adapting chemical treatment modeling software, and evaluating and modeling nitrogen removal technologies.


Ali’s doctorate studies at the University of Colorado focused on wastewater treatment, molecular biology, environmental microbiology, and organic chemistry as they apply to microbially induced corrosion of wastewater infrastructure. She is co-author on a filed U.S. and international patent for a corrosion prevention system developed as part of this work.




PhD, Civil Engineering, University of Colorado - Boulder

MS, University of Colorado - Boulder

BEC, Civil Engineering, University of Minnesota - Twin Cities


Barr Engineering Co.
4300 MarketPointe Drive
Minneapolis, MN 55435

Phone: 952-832-2600
Fax: 952-832-2601
Toll free: 800-632-2277