SEARCH for Individuals with GISP®

Check the status of your GISP or any of the GISPs in our registry.

GISP Registry (as of May 3, 2025) Excel Spreadsheet here.

We strive to keep the information accurate and updated.    Please report errors to:  info@gisci.org

A GISP search (active / inactive)  in real time from the database is available here (For best results use the state abbreviation):

Enter information into the table listing below the map to search for a GISP

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  2. GISP: active
  3. Region: Pennsylvania
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David Towsey

Senior GIS Analyst
GISP Approved
Active

Cert Number: 41887
Expiration: 03/25/2026
Zip: 18944

Jacob Trimmer

GIS Anaylst
GISP Approved
Active

Cert Number: 161172
Expiration: 01/25/2028 00:00:00
Zip: 17404

Carrie Tropasso

GIS Manager
GISP Approved
Active

Cert Number: 59581
Expiration: 02/25/2026
Zip: 17046

Catherine Tulley

Sr Data Analyst
GISP Approved
Active

Cert Number: 161422
Expiration: 12/25/2025 00:00:00
Zip: 15222

Andrea Viazanko

Senior GIS Analyst
GISP Approved
Active

Cert Number: 161733
Expiration: 12/25/2026 00:00:00
Zip: 17043

Leah Visakowitz

GIS Manager
GISP Approved
Active

Cert Number: 160905
Expiration: 01/25/2027
Zip: 17361

Ross Volkwein

Professional Engineer
GISP Approved
Active

Cert Number: 161338
Expiration: 07/25/2028
Zip: 15209

Eric Wagner

Solution Engineer
GISP Approved
Active

Cert Number: 160823
Expiration: 06/25/2026 00:00:00
Zip: 19462

Tanya Wall

Chief of Information Systems
GISP Approved
Active

Cert Number: 91272
Expiration: 06/25/2026 00:00:00
Zip: 17401

Robin Wallace


GISP Approved
Active

Cert Number: 68036
Expiration: 06/25/2026
Zip: 17105
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Total Results: 233

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