Joel Trinkle

Joel Trinkle

Joel has nearly 30 years of experience assisting clients with environmental management projects, especially those that emphasize air quality permitting and compliance. His work experience includes federal and state air quality permitting, regulatory applicability analyses, compliance audits, risk management planning, dispersion modeling, and regulatory-agency negotiations assistance for clients in electricity generation, petroleum refining, specialty chemicals, forest products, and manufacturing industries.



Vice President
Senior Air Quality Consultant


Qualified Environmental Professional


BS, Chemical Engineering, Iowa State University


Barr Engineering Co.
4300 MarketPointe Drive
Suite 200
Minneapolis, MN 55435
Phone: +1 952-832-2870

Related projects

Stationary-source evaluation for asphalt plants
Response to denatured ethanol release
Environmental permitting and compliance support for a refinery