James Graham
GIS and Applications Manager
GISP Approved
Active
Cert Number: 91265
Expiration: 06/25/2026
Zip: 20814
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
Logan Hall
GIS Administrator
GISP Approved
Active
Cert Number: 99308
Expiration: 12/25/2026
Zip: 21811
Jeffrey Hall
GIS Analyst
GISP Approved
Active
Cert Number: 161622
Expiration: 07/25/2026 00:00:00
Zip: 21043
Heidi Hammel
Associate Director
GISP Approved
Active
Cert Number: 9067
Expiration: 11/25/2027
Zip: 21146
Peter Hanna
Firefighter/Paramedic
GISP Approved
Active
Cert Number: 90435
Expiration: 02/25/2029
Zip: 21117
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
Kevin Hayes
Hydrogeologist
GISP Approved
Active
Cert Number: 10660
Expiration: 09/25/2028
Zip: 20850
Christopher Heyn
GIS Manager
Expired
Cert Number: 47812
Expiration: 06/25/2012
Zip: 21030-1846
Martha Hoegberg
Senior GIS Project Manager
GISP Approved
Active
Cert Number: 68061
Expiration: 06/25/2026 00:00:00
Zip: 20912
Kimberly Hoffman
Sr GIS Analyst
GISP Approved
Active
Cert Number: 160872
Expiration: 08/25/2026
Zip: 21601
Charlene Howard
Principal GIS Analyst
GISP Approved
Active
Cert Number: 50706
Expiration: 11/25/2027
Zip: 20712
Guilan Huang
Regulatory Information Specialist/GIS Scientist
GISP Approved
Active
Cert Number: 39520
Expiration: 09/25/2026
Zip: 20770
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
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
Meghan Jenkins
GIS Coordinator
GISP Approved
Active
Cert Number: 90043
Expiration: 10/25/2028
Zip: 21742
Baohong Ji
GIS Developer
Expired
Cert Number: 55270
Expiration: 07/25/2018 00:00:00
Zip: 20871
Marla Johnson
GIS Professional
GISP Approved
Active
Cert Number: 67823
Expiration: 02/25/2029
Zip: 21231
Shane Johnston
Senior Planner/Geographic Information Systems Analyst
Expired
Cert Number: 67258
Expiration: 04/25/2016 00:00:00
Zip: 21601
Rebekah Jones
Geographer
GISP Approved
Active
Cert Number: 91113
Expiration: 06/25/2026
Zip: 20901
Jon Jones
GIS Developer
GISP Approved
Active
Cert Number: 161754
Expiration: 01/25/2027 00:00:00
Zip: 20706
Baboyma Kagniniwa
Sr Data Scientist
GISP Approved
Active
Cert Number: 91546
Expiration: 06/25/2026
Zip: 20705
Mara Kaminowitz
GIS Program Manager
GISP Approved
Active
Cert Number: 24970
Expiration: 03/25/2029
Zip: 21045
Michael Karikari
Data Manager
GISP Approved
Active
Cert Number: 91408
Expiration: 06/25/2026 00:00:00
Zip: 20735
Taylor Keen
Enterprise GIS Manager
GISP Approved
Active
Cert Number: 90321
Expiration: 01/25/2029
Zip: 20740
Sean Kelly
Survey Operations Manager
GISP Approved
Active
Cert Number: 68056
Expiration: 06/25/2026
Zip: 21701
Christopher Kephart
Project Manager
GISP Approved
Active
Cert Number: 162026
Expiration: 01/25/2028 00:00:00
Zip: 21629
Amr Keshta
Geospatial Analyst
GISP Approved
Active
Cert Number: 160856
Expiration: 06/25/2026
Zip: 21043
Mehdi Khan
Chief, Data Management Group
GISP Approved
Active
Cert Number: 45331
Expiration: 04/25/2028
Zip: 21042
Jennifer Kinzer
Deputy Director
GISP Approved
Active
Cert Number: 60211
Expiration: 09/25/2027
Zip: 21742
John Knowlton
vice president, geospatial technologies/UAS
GISP Approved
Active
Cert Number: 62070
Expiration: 02/25/2028
Zip: 20876
Sarah Kozal
Social Studies Teacher
Expired
Cert Number: 12058
Expiration: 04/25/2018
Zip: 21740
Matthew Krok
GIS / Public Safety IIT Manager
GISP Approved
Active
Cert Number: 61206
Expiration: 01/25/2028
Zip: 21104
Eben Kuchman
GIS Manager
GISP Approved
Active
Cert Number: 162614
Expiration: 01/25/2029
Zip: 21769