Engineering Resource Associates
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ERA Leadership Team

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Jon Green

President

Email Jon
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John Mayer

Vice President

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Marty Michalisko

Water Resources Director

Email Marty

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Erin Pande

Environmental Project Manager

Email Erin
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Jake Wolf

Champaign Office Director

Email Jake
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Brian Dusak

Transportation Director

Email Brian

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Melissa Lange

Structural Project Manager

Email Melissa
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Drew Kustusch

Denver Project Manager

Email Drew
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Patrick Keefe

Transportation Project Manager

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Nick Varchetto

Site Development Project
​Manager

Email Nick
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Tiffany Engelhardt

Marketing Director

Email Tiffany
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Tim Martinek

Survey Manager

Email Tim

Warrenville

3S701 West Avenue
Suite 150
Warrenville, IL 60555

Phone: (630) 393-3060


Champaign

2416 Galen Drive
Champaign, IL 61821


Phone: (217) 351-6268

Chicago

10 S. Riverside Plaza, Suite 875
Chicago, IL 60606


Phone: (312) 474-7841

Contact Us

Office Hours:
​8:00 am - 5:00 pm