Mission
To be the world's center for providing STEM science-based education about the relationship between dark sky preservation, astronomy, space science, and sustainable life on earth.
Public Charity
INTERNATIONAL DARK SKY DISCOVERY CENTER INC
INTERNATIONAL DARK SKY DISCOVERY CENTER INC is a Public Charity headquartered in Fountain Hills, AZ. Financial data from the 2025 filing: $9.1M revenue, $312K expenses, $28.0M total assets.
EIN: 833364739
Fountain Hills, AZ
Philanthropy, Charity & Voluntarism Promotion
NTEE: T50
Latest filing: 2025
Total Revenue$9.1M
Total Expenses$312K
Total Assets$28.0M
Grants Given0
Filing Years2021–2025
Officers & Directors
Secretary
April Sessner
Board Member
Bruce Kosaveach
Board Member
Geoff Yazzetta
President
Joe Bill
Vice President
John Craft
Treasurer
Nancy Bill
Officer compensation and complete director data available with membership.
Financial Trends
| Year | Revenue | Expenses | Assets |
|---|---|---|---|
| 2025 | $9.1M | $312K | $28.0M |
| 2024 | $13.4M | $55K | $19.2M |
| 2023 | $1.9M | $26K | $10.9M |
| 2022 | $3.6M | $62K | $5.2M |
| 2021 | $2.6M | $26K | $2.7M |
Between 2021 and 2025, reported annual revenue grew from $2.6M to $9.1M (+247%), with total assets most recently reported at $28.0M.
Interactive year-over-year charts and full filing details available with membership.