GISP Registry

SEARCH for Individuals with GISP®

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

GISP Registry (as of March 6, 2026) Excel Spreadsheet here.
GISP-E Registry (as of March 6, 2026) 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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Stephen Gabbert

GIS Program Manager
Expired

Cert Number: 47065
Expiration: 05/25/2014 00:00:00
Zip: 21204

Daniel Gardner

Chief Information Officer
Expired

Cert Number: 61125
Expiration: 12/25/2018 00:00:00
Zip: 20872

Sharad Garg

Senior GIS Solutions Architect
Expired

Cert Number: 61739
Expiration: 02/25/2014 00:00:00
Zip: 21237

Chad Gibson

GIS Coordinator
Expired

Cert Number: 33220
Expiration: 10/25/2011
Zip: 21014

David Gillum

GIS Systems Analyst
Expired

Cert Number: 36539
Expiration: 08/25/2022 00:00:00
Zip: 21401

Amanda Gowans

CRS Specialist
Expired

Cert Number: 53841
Expiration: 01/25/2011
Zip: 21043

Maria Gray

Operations Research Analyst
Expired

Cert Number: 70320
Expiration: 03/25/2025 00:00:00
Zip: 21009

Michael Gregg

Geographer
Expired

Cert Number: 67833
Expiration: 02/25/2020 00:00:00
Zip: 20746

Trevor Griffiths

GIS Manager
Expired

Cert Number: 67287
Expiration: 02/25/2016 00:00:00
Zip: 20782

John (Bud) Gudmundson

GIS Manager
Expired

Cert Number: 51003
Expiration: 05/25/2021 00:00:00
Zip: 21740

Tewodros Hailegeberel

Sr GIS Analyst
Expired

Cert Number: 20089
Expiration: 10/25/2023 00:00:00
Zip: 20904

Emmy Harbo

Deputy Program Manager, GeoBase Program
Expired

Cert Number: 53124
Expiration: 11/25/2018 00:00:00
Zip: 21401

L. Donald Harris

GIS Analyst
Expired

Cert Number: 52130
Expiration: 06/25/2018 00:00:00
Zip: 20653

E Scott Harris

Associate GIS/IS
Expired

Cert Number: 33237
Expiration: 02/25/2013
Zip: 21152-9202

Christopher Heyn

GIS Manager
Expired

Cert Number: 47812
Expiration: 06/25/2012
Zip: 21030-1846

Scott Hutchinson

Technical Director
Expired

Cert Number: 61285
Expiration: 01/25/2014 00:00:00
Zip: 20770

Timothy Hutzley

GIS Solutions Engineer/ sUAS Program Manager
Expired

Cert Number: 91843
Expiration: 12/25/2025 00:00:00
Zip: 20646

Jeyan Jebaraj

Expired

Cert Number: 90314
Expiration: 01/25/2026
Zip: 21136

Scott Jeffrey

Consultant, GISP
Expired

Cert Number: 91623
Expiration: 06/25/2023 00:00:00
Zip: 21620

Baohong Ji

GIS Developer
Expired

Cert Number: 55270
Expiration: 07/25/2018 00:00:00
Zip: 20871

Shane Johnston

Senior Planner/Geographic Information Systems Analyst
Expired

Cert Number: 67258
Expiration: 04/25/2016 00:00:00
Zip: 21601

Sarah Kozal

Social Studies Teacher
Expired

Cert Number: 12058
Expiration: 04/25/2018
Zip: 21740

Tyrone Ligon

GIS Engineer
Expired

Cert Number: 61119
Expiration: 12/25/2013 00:00:00
Zip: 21045

Jessica Lister

GIS Manager
Expired

Cert Number: 91681
Expiration: 06/25/2020
Zip: 21625

Bobby Louangsaysongkham

Geospatial Analyst
Expired

Cert Number: 59030
Expiration: 09/25/2024 00:00:00
Zip: 20886

Lisa Lowe

Senior GIS Analyst
Expired

Cert Number: 77690
Expiration: 05/25/2025 00:00:00
Zip: 21032

Timothy Maidl

Manager
Expired

Cert Number: 61799
Expiration: 02/25/2014 00:00:00
Zip: 20653

Kevin McGuckin

Senior GIS Specialist
Expired

Cert Number: 161475
Expiration: 01/25/2026 00:00:00
Zip: 21075

Ryan McKeon

VP of Strategy & Technology
Expired

Cert Number: 57500
Expiration: 02/25/2020 00:00:00
Zip: 21234

William Merrey

Senior GIS Analyst
Expired

Cert Number: 54956
Expiration: 06/25/2016 00:00:00
Zip: 21057

Matthew Michael

Engineering Associate 3
Expired

Cert Number: 33219
Expiration: 11/25/2013 00:00:00
Zip: 21050

Jason Mielke

Consultant
Expired

Cert Number: 51029
Expiration: 06/25/2010
Zip: 21076

Jeremy Monn

GIS Specialist III
Expired

Cert Number: 66777
Expiration: 01/25/2016 00:00:00
Zip: 21224

Daniel Morath

Senior Disaster Risk Analyst
Expired

Cert Number: 90129
Expiration: 11/25/2025 00:00:00
Zip: 20646

Matt Mullenax

Executive Director
Expired

Cert Number: 51493
Expiration: 06/25/2023 00:00:00
Zip: 21740

James Murgas

Sr GIS Specialist
Expired

Cert Number: 62049
Expiration: 02/25/2014 00:00:00
Zip: 21005

Amy Nichols

Expired

Cert Number: 55490
Expiration: 07/25/2018 00:00:00
Zip: 21075

Robert Oesterling

GIS Analyst II
Expired

Cert Number: 67788
Expiration: 01/25/2020 00:00:00
Zip: 21620

George Onyullo

Environmental Protection Specialist
Expired

Cert Number: 67714
Expiration: 01/25/2023 00:00:00
Zip: 20906

Mike Onzay

GIS Specialist
Expired

Cert Number: 21690
Expiration: 03/25/2026
Zip: 20852

Boriana Pangelova

GIS Specialist
Expired

Cert Number: 63702
Expiration: 09/25/2025
Zip: 02116

Sai Pinnepalli

Manager GIS Services
Expired

Cert Number: 61829
Expiration: 03/25/2018 00:00:00
Zip: 21044

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Total Results: 128