--- title: How accurate is the data? description: We base our analysis on information disclosed to the IRS using forms 990, 990EZ, and 990PF. The Issue Area or Category classification is based on a combination of the NTEE codes disclosed by organizat --- [Skip to content](https://support.givingcompass.org/knowledge/how-accurate-is-the-data#main-content) ![img-logo-gc-full-color](https://support.givingcompass.org/hs-fs/hubfs/img-logo-gc-full-color.png?width=158&height=40&name=img-logo-gc-full-color.png) Open main navigation Close main navigation - [Support](https://solutions.givingcompass.org/support) [Support](https://solutions.givingcompass.org/support?hsLang=en) Hello. How can we help you? - There are no suggestions because the search field is empty. 1. [Help Center](https://support.givingcompass.org/knowledge?hsLang=en) 2. [Compensation](https://support.givingcompass.org/knowledge/compensation?hsLang=en) # How accurate is the data? We base our analysis on information disclosed to the IRS using forms 990, 990EZ, and 990PF. The Issue Area or Category classification is based on a combination of the NTEE codes disclosed by organizations in their filings, and GC's proprietary algorithm using Natural Language Programming analysis of the organizations' filings to further refine things and for example, distinguish water-related utilities from electrical utilities, or distinguish subcategories in emerging areas such as clean water and sanitation, climate change, etc.  - [General FAQ](https://support.givingcompass.org/knowledge/general-faq?hsLang=en) - [Features](https://support.givingcompass.org/knowledge/features?hsLang=en) - [NTEE Code Finder](https://support.givingcompass.org/knowledge/ntee-code-finder?hsLang=en) - [Data and Research Services](https://support.givingcompass.org/knowledge/data-and-research-services?hsLang=en) - [Compensation](https://support.givingcompass.org/knowledge/compensation?hsLang=en) Giving Compass Help Center Copyright © 2026, Giving Compass Network