Contact

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

Offices

Columbus, Ohio
6397 Emerald Parkway, Suite 200, Dublin, Ohio 43016
Dave Mustafaga, PG, CPG
+1-614-793-8777

Cincinnati, Ohio
4770 Duke Drive, Suite 207, Mason, Ohio 45040
Cara Henegar, PE, CP
+1-513-401-9682

Cleveland, Ohio
4 Hemisphere Way, Bedford, Ohio 44146
Eric Wilburn, PE, CP
+1-440-232-9945

Newark, Ohio
59 Grant Street, Newark, Ohio 43055
Jim Roberts, PE
+1-740-344-5451

Pittsburgh, Pennsylvania
P.O. Box 260, New Brighton, Pennsylvania 15066
Dave Mustafaga, PG, CPG
+1-614-793-8777

St. Clairsville, Ohio
156 Woodrow Avenue, Suite 3, St. Clairsville, Ohio 43950
AJ Smith, PE
+1-740-212-4950

Toledo, Ohio
219 South Erie Street, Toledo, Ohio 43604
Eric Wilburn, PE, CP
+1-440-232-8845

Austin, Texas
126 Margaret Circle, Austin, Texas 78737
W. Lance Turley
+1-512-982-6446

Expertise

See more detail on our areas of expertise.

Environmental
Steve Gross, CPG, CP
+1-614-362-7432

Ecological
Jordan Rofkar, PhD
+1-567-200-4594

Landfill Services and Beneficial Use
Bill Petruzzi, PG
+1-567-200-4091

Renewable Energy
Mark Bonifas, PE, LEED AP 
+1-614-362-7288

Oilfield Services
AJ Smith, PE
+1-740-212-4950

Rapid Response
 Tim Lois
1-412-527-9646

Roadway and Bridge Engineering
Jim Roberts, PE
+1-740-344-5451

General Structures
Jim Roberts, PE
+1-740-344-5451

Construction Services
Dave Baltzer, CSI, PE
+1-614-362-6994

Geotechnical and Dams
AJ Smith, PE
+1-740-212-4950

Water and Wastewater
Alan Brown, PE
+1-740-224-0902

Strategic Services
Jenny Carter-Cornell, APR
+1-567-200-4355

Stormwater
Scott Haines, PE, CPESC
+1-740-224-0839

Site Engineering
Amanda Spencer
+1-740-224-0739

Surveying
Jeremy Van Ostran, PS
+1-740-224-0732

Drone Services
J Matthew Beil, CPG
+1-419-385-2018