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. Region: california
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GISP-E
GISP-EActive
GISP
GISPActiveDeceasedExpiredGISP-RRevoked

Daniel Machado

GIS Manager
GISP Approved
Active

Cert Number: 161560
Expiration: 07/25/2026 00:00:00
Zip: 95605

Melissa Macias

Principal Investigator/GIS Analyst
GISP Approved
Active

Cert Number: 162305
Expiration: 07/25/2028 00:00:00
Zip: 90805

Peter T Maguire

Principle IT Analyst
Expired

Cert Number: 13483
Expiration: 05/25/2023 00:00:00
Zip: 95023

Alexander Makovics

GIS Analyst
Expired

Cert Number: 67852
Expiration: 03/25/2020 00:00:00
Zip: 95818

Ryan Malhoski

Geographer
GISP Approved
Active

Cert Number: 161592
Expiration: 07/25/2026 00:00:00
Zip: 96150

Petronila Mandeno

GIS Analyst/Fire Ecologist
GISP Approved
Active

Cert Number: 160512
Expiration: 12/25/2027
Zip: 94931

Justin Mank

GIS Analyst
Expired

Cert Number: 62632
Expiration: 12/25/2017 00:00:00
Zip: 90405

Liza Markey

Senior GIS Analyst
GISP Approved
Active

Cert Number: 162034
Expiration: 01/25/2028 00:00:00
Zip: 91201

Rachel Marquez

PRINCIPAL GEOGRAPHIC INFORMATION SYSTEMS ANALYST
GISP Approved
Active

Cert Number: 90558
Expiration: 04/25/2026
Zip: 90603

Roland Martin

Sr GIS Consultant
GISP Approved
Active

Cert Number: 160442
Expiration: 07/25/2027
Zip: 90017
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Total Results: 789

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