Let’s start the conversation. Please contact us either by office or by area of expertise.


Columbus, Ohio
6397 Emerald Parkway, Suite 200, Dublin, OH 43016
Dave Mustafaga, PG, CPG

Cincinnati, Ohio
4770 Duke Drive, Suite 300, Mason, OH 45040
Eric Montgomery, PG

Cleveland, Ohio
4 Hemisphere Way, Bedford, Ohio 44146
Eric Wilburn, PE, CP

Newark, Ohio
59 Grant Street, Newark, Ohio 43055
Jim Roberts, PE

Pittsburgh, Pennsylvania
300 Merchant Lane, Suite 307, Pittsburgh, Pennsylvania 15205
Dominick Anselmo

St. Clairsville, Ohio
146 West Main Street, St. Clairsville, Ohio 43950
AJ Smith, PE

Toledo, Ohio
219 South Erie Street, Toledo, Ohio 43604
Michael Coonfare, CP, REM

Austin, Texas
126 Margaret Circle, Austin, Texas 78737
W. Lance Turley


See more detail on our areas of expertise.

Steve Gross, CPG, CP

Brad Petru, MS, PWS, ISA-CA

Landfill Services and Beneficial Use
Bill Petruzzi, PG

Alternative Energy
Steve Giles

Oilfield Services
Don Zuch, PG

Roadway and Bridge Engineering
Bob Parker, PE

General Structures
Ben Russell, PE

Construction Services
Dave Baltzer, CSI, PE

Geotechnical and Dams
Shawn McGee, PE

Water and Wastewater
Alan Brown, PE

Strategic Services
Jenny Carter-Cornell, APR

Scott Haines, PE, CPESC

Site Engineering
Justin Lowe

Jeremy Van Ostran, PS