Engineering & Surveying

Ryan K. Frenya, P.E., CFM

V.P./Director of Engineering and Environmental

Mr. Frenya is a Civil & Water Resource Engineer with over 19 years of design and construction related experience.

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Shane Ettinger, PLS

Director of Survey

Mr. Ettinger is a Land Surveyor with over 27 years of commercial, residential, infrastructure and government related experience

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Brian Schultz, P.E., CFM

Professional Engineer

Mr. Schultz is a licensed Professional Engineer (PE), and Certified Floodplain Manager (CFM) with over 12 years of experience in the Civil & Water Resources field.

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Colton Zimmerman, P.E.

Professional Engineer

Mr. Zimmerman is a licensed Professional Engineer (PE), with over 10 years of experience in the Civil & Water Resources field.

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Josh Latterner

Survey Project Coordinator

Mr. Latterner is a Survey Project Coordinator with 13 years’ experience in the Land Surveying profession.

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Brian Siperko

Survey Project Coordinator

Mr. Siperko is a Survey Crew Chief with 21 years’ experience in the Land Surveying profession.

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Matthew Howerter

Design and Survey Technician

Mr. Howerter is a Design and Survey Technician with 4 years experience performing geotechnical inspections, site design, surveying, and preparing associated permitting documents.

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Evan Dangle

Project Engineer

Mr. Dangle is a Civil & Water Resource Engineer with 2 years of experience.

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Tyler Reidy

Survey Technician

Mr. Reidy is a Land Surveyor Technician with 2 years experience in the Land Surveying field.

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Jennifer Smith

Office Manager

Mrs. Smith is a office and accounting professional with 19+ year of experience providing project support. She provides project scheduling, coordination, coding/billing, and office support.

Jared Specht

Project Engineer

Mr. Specht is a licensed Engineer in Training (EIT) in the Civil & Water Resources field. He has worked on a variety of project types including land developments, municipal engineering, sediment and erosion control plans, and various types of permitting (NPDES and JPA).

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Donald O. Stevenson

Chief Executive Officer

Mr. Stevenson founded PennCore Consulting LLC in 2019 and has extensive experience working in the Appalachian Basin.

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