mission statement


O'Shea Environmental Associates, Inc. (OEA) was founded with the purpose of providing industrial, commercial and institutional clients with the highest quality environmental consulting services available anywhere.



William J. O’Shea, P.E., BCEE


William O’Shea has over 30 years of experience as an environmental engineer and scientist.  His background includes activities in air emission source permitting, regulatory analysis, air pollution control specification, monitoring and modeling of atmospheric pollutants, environmental impact assessments, facility environmental auditing and environmental chemistry.  William has acted as project director on these programs, and has developed extensive experience in the specific areas of industrial emission source permitting, emission source characterization, air pollution control engineering, air quality survey design, air pollution dispersion modeling analysis and pollution prevention system development.



Illinois Institute of Technology, Chicago, Illinois
M.S. -- Environmental Engineering            


Marquette University, Milwaukee, Wisconsin
B.S. -- Biochemistry

Notable Publications / Presentations
Roundtable Panelist for “The Cogeneration Market/A Business Perspective”, Midwest Cogeneration Association, Eighteenth Annual Power Conference.


A Series of Air Quality Permitting and Regulatory Training Sessions for Natural Gas Utility Management and Staff.


Presenter and Environmental Track Session Chair for Permitting of Combined Heat and Power Facilities in the Midwest.  Midwest Cogeneration Association 14th Annual Conference.


Fundamentals of Illinois Environmental Law Compliance Course.  Presenter for Illinois Clean Air Act Compliance.  Government Institutes Division, ABS Group, Inc. Chicago, Illinois


Air Permitting and Regulatory Considerations for Combined Heat and Power Plants.  Lake Michigan Regional Combined Heat and Power Workshop.  Chicago, Illinois.


Bill O'Shea

William J. O'Shea


tel: 630.243.8364