Maurice Rioux
GIS Manager
Expired
Cert Number: 17932
Expiration: 07/25/2013
Zip: 22030
Paul Roberie
Senior Consultant
GISP Approved
Active
Cert Number: 161762
Expiration: 01/25/2027 00:00:00
Zip: 20136
Justin Roberson
GIS Analyst
GISP Approved
Active
Cert Number: 90998
Expiration: 06/25/2026 00:00:00
Zip: 20191
William Robertson
Associate Director - Geospatial Information Division
Expired
Cert Number: 90832
Expiration: 06/25/2020 00:00:00
Zip: 22307
Jules Robichaud
GIS Manager
GISP Approved
Active
Cert Number: 45471
Expiration: 04/25/2029
Zip: 23455
Inez Rodenburg
CIO, IT Director
GISP Approved
Active
Cert Number: 48565
Expiration: 06/25/2027
Zip: 24543
Molly Rodriguez
GIS Analyst
GISP Approved
Active
Cert Number: 90826
Expiration: 06/25/2026 00:00:00
Zip: 20191
Anthony Rodriguez
Pre-GISP
Cert Number: 500017
Expiration: 05/09/2028
Zip: 22309
Zack Roehr
GISP Approved
Active
Cert Number: 90817
Expiration: 06/25/2026 00:00:00
Zip: 22203
Anthony Rohrer
GIS Analyst
Expired
Cert Number: 90145
Expiration: 11/25/2019 00:00:00
Zip: 22124
Denis Roose
President
Expired
Cert Number: 90204
Expiration: 12/25/2022 00:00:00
Zip: 23059
Timothy Rosner
Geospatial Computing, Senior
Expired
Cert Number: 13060
Expiration: 09/25/2019 00:00:00
Zip: 22201
Eden Rotonda
Masters Student
Pre-GISP
USGS 2024
Cert Number: 500023
Expiration: 05/09/2028
Zip: 22202
Matthew Rowe
GIS Administrator
GISP Approved
Active
Cert Number: 91489
Expiration: 06/25/2026 00:00:00
Zip: 22401
William Ryder
Physical Scientist
Expired
Cert Number: 48099
Expiration: 08/25/2009
Zip: 22315
Jay Sadhu
Manager
Expired
Cert Number: 66399
Expiration: 01/25/2016 00:00:00
Zip: 22102
MARK Safran
Associate VP, Geospatial and Technology Services
GISP Approved
Active
Cert Number: 24798
Expiration: 10/25/2027 00:00:00
Zip: 22031
Azher Salikuddin
Project Information Manager
Expired
Cert Number: 99274
Expiration: 12/25/2023 00:00:00
Zip: 20191
Melanie Salyer
Geographic Information Science Officer
Expired
Cert Number: 38204
Expiration: 07/25/2009
Zip: 24293
Daniel Sandhaus
GIS Project Manager
Expired
Cert Number: 76600
Expiration: 06/25/2022 00:00:00
Zip: 22015
Emily Schad
GIS Analyst II
GISP Approved
Active
Cert Number: 162439
Expiration: 11/25/2028
Zip: 22485
Paul Schirle
Enterprise Architect
Expired
Cert Number: 61921
Expiration: 02/25/2019 00:00:00
Zip: 23455
Eric Schmidt
GIS Manager
GISP Approved
Active
Cert Number: 56201
Expiration: 02/25/2029
Zip: 24151-6760
Laura Schmidt
GIS Specialist
GISP Approved
Active
Cert Number: 161079
Expiration: 07/25/2027
Zip: 24151
Christopher Schmuck
Geospatial Database Administrator
GISP Approved
Active
Cert Number: 63203
Expiration: 06/25/2028
Zip: 23692
Leah Schwizer
Lead Associate
GISP Approved
Active
Cert Number: 91499
Expiration: 06/25/2026
Zip: 24083
Cert Number: 500085
Expiration: 12/04/2028
Zip: 22407
Stephen Sedlock
Executive Director
Expired
Cert Number: 19060
Expiration: 07/25/2021 00:00:00
Zip: 23227
Gerhard Sehnalek
Director of Technical Services
Expired
Cert Number: 19076
Expiration: 02/25/2017 00:00:00
Zip: 20166
Melanie Seigler
GIS Applications Manager
Expired
Cert Number: 54258
Expiration: 03/25/2011
Zip: 23219
Sivasankkar Selvanathan
Engineer/GIS Developer
GISP Approved
Active
Cert Number: 360
Expiration: 06/25/2028
Zip: 20151
Alexandra Serio-Younica
GIS Developer
GISP Approved
Active
Cert Number: 58329
Expiration: 12/25/2026 00:00:00
Zip: 23185
Charlene Sevier
Information Technology Manager
Expired
Cert Number: 23570
Expiration: 12/25/2013 00:00:00
Zip: 23606
Peter Sforza
Director and Research Scientist
Expired
Cert Number: 99223
Expiration: 08/25/2020 00:00:00
Zip: 24060
Robert Shankman
GIS Branch Chief
GISP Approved
Active
Cert Number: 19183
Expiration: 01/25/2028
Zip: 20175
Diwakar Sharma
Sr. Consultant
Expired
Cert Number: 67471
Expiration: 05/25/2022 00:00:00
Zip: 22151
Douglas Sheldon
Geospatial Analyst
Expired
Cert Number: 59405
Expiration: 07/25/2021 00:00:00
Zip: 22554
Sudhir Shrestha
Technical Director Web and Dissemination
Expired
Cert Number: 58260
Expiration: 09/25/2024 00:00:00
Zip: 22124
William Simmons
GIS Project Manager
GISP Approved
Active
Cert Number: 51818
Expiration: 05/25/2026 00:00:00
Zip: 23219
David Simms
Technical Program Analyst
Expired
Cert Number: 52504
Expiration: 08/25/2015 00:00:00
Zip: 22193
David Simon
Project Manager
GISP Approved
Active
Cert Number: 91337
Expiration: 06/25/2026
Zip: 22043
M Simpson
President
Expired
Cert Number: 48308
Expiration: 08/25/2009
Zip: 24402
Emily Sin
Geospatial Software Engineer
GISP Approved
Active
Cert Number: 161303
Expiration: 07/25/2028
Zip: 22313
Ashwani Singh
GIS Architect
GISP Approved
Active
Cert Number: 90329
Expiration: 01/25/2029
Zip: 23059
Perron Singleton
Lead GIS Analyst
GISP Approved
Active
Cert Number: 71910
Expiration: 04/25/2028 00:00:00
Zip: 22902
Anthony Sirna
GIS Program Coordinator
GISP Approved
Active
Cert Number: 161854
Expiration: 07/25/2027 00:00:00
Zip: 22602
Benjamin Slater
GIS Data Manager
Expired
Cert Number: 61753
Expiration: 02/25/2014 00:00:00
Zip: 20155
Trent Small
GIS Systems Administrator
GISP Approved
Active
Cert Number: 57448
Expiration: 01/25/2029
Zip: 20132
Richard Smith
GIS Software Developer
Expired
Cert Number: 48503
Expiration: 09/25/2019
Zip: 22630
Lee Smith
Sr Planner
Expired
Cert Number: 90267
Expiration: 01/25/2020 00:00:00
Zip: 23462