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Welcome to the 2025 GIS/Valuation Technologies Conference, taking place in Columbus, Ohio, March 3-6, 2025! This is where you review the comprehensive educational program for the conference and plan your agenda.

The Geospatial Professional Network (formerly URISA) and the International Association of Assessing Officers are once again pleased to co-host this important event. Attendees earn ample IAAO CE credits and GISP Education points.

More education! Attendees requested more workshops - the opportunity to dive deeper into important topics. So we have included four half-day workshops to the conference on Thursday afternoon. Be sure to check them out and plan accordingly!

Go to this page to register for the conference and make travel plans and review sponsor and exhibit packages. Take note of early bird discounts through January 6!
Tuesday March 4, 2025 2:00pm - 3:30pm EST
This presentation aims to provide a comprehensive framework for managing technical GIS staff effectively, ensuring they are well-trained, productive, and held accountable through meaningful performance metrics and data quality standards.

Nathan Langdon, GIS Mapping/ Property Ownership Manager, Maricopa County Assessor's Office, Phoenix, AZ
Phillip Leveille, GIS Specialists Supervisor, Maricopa County Assessor's Office, Phoenix, AZ
Moderators
avatar for Leighann Chambliss

Leighann Chambliss

Chief Product Officer, Thimgan & Associates
Speakers
avatar for Nathan Langdon

Nathan Langdon

GIS Mapping/Property Ownership Manager, Maricopa County Assessor's Office
Nathan Langdon serves as the GIS Mapping and Property Ownership Manager at the Maricopa County Assessor’s Office. Nathan has been in public service for nearly ten years, specializing in the GIS field. He graduated from the University of Arizona with a Bachelor’s Degree in Geography... Read More →
avatar for Phillip Leveille

Phillip Leveille

GIS Specialists Supervisor, Maricopa County Assessor's Office
Phillip Leveille serves as the GIS Specialist Supervisor at the Maricopa County Assessor’s Office. A seasoned leader with management experience across sectors and disciplines ranging from healthcare to real estate, Phillip’s diverse background uniquely prepared him to lead a team... Read More →
Tuesday March 4, 2025 2:00pm - 3:30pm EST
Roman Johnson – 3rd Floor

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