Friends of Dunrovin Donations Friends of Dunrovin appreciates your supporting its mission to promote human, animal, environmental, and community health through raising funds for other Montana nonprofit organizations to do their work. As a 501 c3 organization, your donations are tax deductible. The Friends of Dunrovin’s EIN is 80-0418601. Name: Tax Deductible Donation to: Event: Deposit Amount: $ (a new window will open) Dunrovin Ranch and its cyber front porch, www.DaysAtDunrovin.com.