Dalene J. Whitlock
PE, PTOE
Principal
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Mark Spencer
PE
Principal
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Zack Matley
AICP
Associate
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Don Costa
Associate
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Tony Henderson
PE
Engineer
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Angela McCoy
Administrative Assistant



Deborah J. Mizell
Technician/Graphics



Nina May
Accounting Specialist

Stephen Weinberger
PE, PTOE
Principal
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Allan G. Tilton
PE
Senior Associate
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Mary Jo Yung
PE, PTOE
Associate
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Chris Helmer
Planner
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Corinne Rasmussen
Executive Assistant



Ward Cargay
Computer/Network Support



Cheryl Whitlock
Financial Officer