National Coordination Office for Space-Based Positioning, Navigation, and Timing
The National Coordination Office (NCO) is the permanent staff of the National Executive Committee for Space-Based Positioning, Navigation, and Timing (PNT).
Learn about the committee
It is a central resource within the government for GPS policy information.
Responsibilities
The National Coordination Office is responsible for collecting GPS-related information from multiple federal agencies to support the operations of the National Executive Committee, including interagency coordination, consensus development, and issue resolution.
The office maintains the Five-Year National Plan for Space-Based PNT and assesses its implementation by the member agencies.
The office organizes meetings of the National Executive Committee and its Executive Steering Group. The office tracks the implementation of tasks and working groups established by those bodies.
Learn about the working groups
The office maintains the GPS.gov website as the central pillar of the U.S. GPS outreach campaign. It also develops and disseminates other GPS educational materials.
Learn more
The charter of the National Executive Committee provides more detail on the office's responsibilities and functions.
View charter
Operational Support
The Department of Commerce (DOC) serves as the host of the National Coordination Office, providing office space, equipment, information technology services, financial and contract management services, and other administrative support.
Learn more about DOC
The member agencies on the National Executive Committee provide the personnel on rotational assignments to the office.
The Departments of Defense (DoD) and Transportation (DOT) provide annual funding for travel, contracting, and other activities.
Learn more about DoD
Learn more about DOT
Personnel
The office is led by a director and deputy director and includes a cadre of senior advisors from the National Executive Committee agencies.
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Director: Harold Martin
Department of Transportation
View bio -
Deputy Director: Col. Frank Zane
Department of Defense -
Jason Kim
Department of Commerce
View bio -
Robert Crane
Department of Homeland Security -
Ken Alexander
Department of Transportation -
Glenn Guempel
Department of the Interior -
Everett Hinkley
Department of Agriculture -
Ray Clore
Department of State -
Jeff Auerbach
Department of State -
Maj. Roberto Colon
Department of Defense -
Stephanie Wan
NASA
The NCO staff also includes the following contractor expertise:
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Jim Burton
Technical Advisor, Overlook Systems -
Chris Mindnich
Legislative Liaison, Overlook Systems
- Karen Thomas
Administrative Assistant, AGS
Contact Information
The National Coordination Office is a point of contact for public inquiries and other communications regarding GPS policy.
To send comments about this website, please use the Contact Us page. Go there
The National Coordination Office does not provide user support for GPS devices, apps, or maps.
Find support
- Phone: +1 (202) 482-5809
- Email: pnt.office@gps.gov
- Street Address:
National Coordination Office for Space-Based Positioning, Navigation, and Timing Herbert C. Hoover Building, Room 2518
1401 Constitution Ave., NW
Washington, D.C. 20230
Get travel directions