The Washington International Horse Show (EIN: 53-0260530) is a historic, world-class equestrian event that engages, entertains, and educates the Washington, D.C. community while supporting charitable and military causes. With an operating budget of $3.9 million and total revenue of $4.2 million for the filing year 2025, the organization is financially supported by a diverse range of funders. The organization does not rely on a single funder for 50% or more of its revenue. For more information, visit their website at www.wihs.org.