Key Team Players
Michael W. Barbieri
Survey Manager
Phone: (484) 318-8891
Cell: (484) 614-2384
mbarbieri@yerkes-assoc.com
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Kevin Boyle
Land Development Inspector
Phone: (484) 318-8898
Cell: (610) 883-6550
kboyle@yerkes-assoc.com
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Joanne Caso
Administrative Assistant
Phone: (610) 644-4254
jcaso@yerkes-assoc.com
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Nick Cirilli, PE, PLS
President & CEO
Phone: (610) 644-4254
Cell: (610) 613-3455
ncirilli@comcast.net
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Michael R. Conrad, PE
Vice President, Senior Engineer
Phone: (484) 318-8883
Cell: (484) 614-8999
mconrad@yerkes-assoc.com
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Jose Grande, PE
Senior Project and Municipal Engineer
Phone: (484) 318-8899
Cell: (484) 744-1586
jgrande@yerkes-assoc.com
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Charles Jackson III, EIT
Project Designer
Phone: (484) 318-8905
cjackson@yerkes-assoc.com
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Alice Kenworthy
Chief Financial Officer
Phone: (484) 318-8887
akenworthy@yerkes-assoc.com
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Patricia A. Nicolai
Building Codes Administrator and Coordinator
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Stephan Nicolai, BCO, MCP
Building Code Official
Master Code Professional
Phone: (610) 644-4254
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Joseph Stivaletti
Project Designer
Phone: (484) 318-8901
jstivaletti@yerkes-assoc.com
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Danielle R. Stoltzfus, BCO
Marketing Assistant
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