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The HOT community is made up of volunteers, local community leaders, and professionals committed to the mission of helping reach those in need through maps. This diverse group includes dedicated voting members, staff, contractors, volunteers, interns, and board members. Read more about different community members or learn more about becoming a part of the community.

HOT Summit 2019

On September 19-20, 2019 HOT will convene for a global community meeting. The entire HOT community will come together to showcase projects, discuss and share ideas, and learn how mapping projects can have impact on the lives beyond the people mapping and create better disaster and development outcomes.

Check out the program on

Register for HOT Summit 2019

Financials and Organization

HOT is a global not-for-profit organization registered in the United States of America.

As part of our obligations as a 501(c)3 registered organization, we make our financial filings (known as “Form 990: Return of Organization Exempt From Income Tax”) available for public inspection. HOT’s 2012 - 2017 returns are posted below. Any further questions can be directed to the Board of Directors, specifically the Treasurer.

Access older financial reports and organization bylaws in our archive here.

Download 2017 990 PDF
2018 Annual Report

Each year we publish an annual report to recap projects and share updates from the community. We cover stories from our projects and share data about the successes and impact of the community.

Download our latest annual report below. Access our annual report archive here.

Download 2018 PDF