Key Personnel

The professional staff of GeoServices, Ltd. includes hydrogeologists and geologists with a broad range of hydrogeologic, geologic, and environmental expertise. Every member of our team has experience in every aspect of our business with each person focusing on specific areas.

    Peter G. Robelen, P.G. - President

    Years’ Experience:

    • Over 41 years

    Education:

    • The Johns Hopkins University
    • Bryn Mawr College
    • Franklin and Marshall College

    Focus Areas:

    • Litigation
    • Mineral Resource Development
    • Water Supply
    • Environmental Site Characterization & Remediation
    • Marcellus Shale Natural Gas Services

    Joseph T. McNally, P.G. – Principal Hydrogeologist

    Vice President/Principal Hydrogeologist
    Jmcnally@geoservicesltd.com

    Years’ Experience:

    • Over 43 years

    Education:

    • Pennsylvania State University – M.S. Geochemistry
    • Pennsylvania State University – B.S. Geology
    • Duquesne University – B.A. History

    Focus Areas:

    • Environmental Site Characterization & Remediation
    • Geochemistry
    • Permitting
    • Water Supply
    • Litigation Support
    • Marcellus Shale Natural Gas Services

    Christa J. Laubach – Project Geologic Scientist

    Project Geologic Scientist
    Claubach@geoservicesltd.com

    Years’ Experience:

    • Over 16 years

    Education:

    • Denison University

    Focus Areas:

    • Aquifier Analysis
    • Data Management & Analysis
    • Environmental Site Assessments
    • Preliminary Hydrogeologic Studies

    Jennifer S. Reese, P.G. – Project Director

    Years’ Experience:

    • Over 20 years

    Education:

    • Wright State University – M.S. in Geology, specializing in Hydrogeology
    • University of Mary Washington – B.S. in Geology

    Focus Areas:

    • Aquifier Analysis
    • Water Supply
    • Environmental Site Characterization and Remediation
    • Contaminant Hydrogeology in Karst Aquifiers
    • Carbonate & Karst Geology Assessment

    Robert S. Kresch, P.G. – Project Hydrogeologist

    Staff Geologic Scientist
    Rkresch@geoservicesltd.com

    Years’ Experience:

    • Over 5 years

    Education:

    • Bloomsburg University

    Focus Areas:

    • Phase I and Phase II ESA’s
    • GIS mapping and presentation
    • Field studies and sample collection
    • Preliminary Hydrogeologic Investigations
    • Aquifer Testing & Analysis

    Justin A. Olszewski – Staff Geologic Scientist

    Staff Geologic Scientist
    Jolszewski@geoservicesltd.com

    Years’ Experience:

    • Over 5 years

    Education:

    • Bloomsburg University

    Focus Areas:

    • Aquifer testing and analysis
    • Geotechnical Drilling Inspection
    • GIS mapping and presentation
    • Field studies and sample collection
    • Preliminary Hydrogeologic Investigations

    Teresa Blauch, P.G. – Project Manager

    Project Manager

    Years’ Experience:

    • Over 34 years

    Education:

    • University of Delaware, College of Arts and Science

    Focus Areas:

    • Soil Investigations
    • Groundwater Studies
    • Remediation Projects
    • Underground Storage Tanks
    • Environmental Site Assessments