The Denver Dumb Friends League (EIN: 84-0405254) is a nonprofit organization dedicated to animal welfare, with a mission to end pet homelessness and animal suffering through community engagement. With an operating budget of $34.3 million and total revenue of $92.9 million for the filing year 2025, the organization demonstrates significant financial scale. It does not rely on any single funder for 50% or more of its revenue and operates primarily in Colorado, as indicated by its website, https://humanecolorado.org/.