Become a Sustaining Guardian and join a community of monthly donors dedicated to protecting wildlife and wild places. Your ongoing support powers conservation efforts, education, and preservation of iconic landscapes and species.
Donations
Give in Memory or Celebration
Honor someone special with a tribute donation. Whether in memory, celebration, or appreciation, your gift helps protect wildlife and preserve habitats while creating a lasting legacy in their name.
Make a One-Time Gift. Leave a Lasting Impact.
Your generous one-time donation helps protect the wild places and iconic species that inspire Tom’s work. Every dollar supports urgent conservation initiatives, education efforts, and advocacy for the natural world we all share.
Corporate Giving & Sponsorships
Align your business with the Mangelsen’s Wildlife Fund’s mission and demonstrate your company’s commitment to conservation. Corporate sponsorships and giving opportunities can support key initiatives, fund educational programs, and provide meaningful visibility for your brand among a community of passionate wildlife advocates. Contact Mangelsen for more information. Conservation@mangelsen.org
Planned Giving – Leave a Legacy for the Wild
Safeguard Nature for Generations to Come
Create a lasting impact by including the Mangelsen Wildlife Conservation Fund in your estate plans. Your legacy will help protect wildlife for generations to come. By including the Thomas D. Mangelsen Wildlife Conservation Fund in your estate plans, you ensure your legacy continues to protect wildlife and wild places for years to come. Planned gifts are a meaningful way to support conservation while offering potential financial benefits for you and your loved ones.
conservation@mangelsen.org
Coming Soon - 2026 Calendar
We’re excited to share that the 2026 Wildlife Conservation Calendar is in the works—featuring breathtaking new images and powerful stories from the wild. Each calendar brings the wonder of nature into your home and directly supports the Thomas D. Mangelsen Wildlife Conservation Fund, helping to protect wildlife and their habitats for generations to come.
Frequently Asked Questions
Is this donation tax deductible?

Thomas D Mangelsen Wildlife Conservation Fund 33-2072230 is a 501(c)3 tax-exempt organization and your donation is tax-deductible within the guidelines of U.S. law. To claim a donation as a deduction on your U.S. taxes, please keep your email donation receipt as your official record. Your tax deductible receipt will arrive in a separate email.
I live outside the United States. Can I still donate?

Yes — we welcome international supporters! Donations from outside the U.S. can be made securely through our website using a major credit card. If you encounter any issues or prefer another method, please contact us at conservation@mangelsen.org and we’ll be happy to assist you. Please note: donations made from outside the U.S. may not be tax-deductible under the laws of your country. We recommend consulting with your local tax advisor for details.
I would like to make a donation by way of a planned or estate gift. Is that possible? 

Thank you for considering a lasting investment in the Thomas D. Mangelsen Wildlife Conservation Fund.
Your interest in supporting our mission through a planned or estate gift means the world to us — and to the future of wildlife and wild places.
To share your plans or ask any questions, please reach out to our conservation team at conservation@mangelsen.org. We’d be honored to connect with you.
Do you keep copies of my receipts in case I lose mine?

After making your donation, you’ll receive a confirmation email that also serves as your receipt. If you don’t receive it or need another copy, please contact us at conservation@mangelsen.org or call 800-228-9686 ext. 19 — we’re happy to help.
I represent a business and would like to explore a partnership with the Thomas D. Mangelsen Wildlife Conservation Fund. Is that possible?

Yes — we welcome the opportunity to collaborate with like-minded businesses that share our passion for protecting wildlife and wild places.
Whether you’re interested in sponsorship, cause marketing, or creative partnership opportunities, we’d love to hear from you. Please reach out to our conservation team at conservation@mangelsen.org to start the conversation.
Can I make a gift in honor or memory of someone special?

Absolutely. Making a gift in honor or memory of a loved one is a meaningful way to celebrate their connection to nature while supporting wildlife conservation.
When you make your donation, you’ll have the option to include the name of the individual you’re honoring. If you would like us to notify someone of your tribute gift, we’re happy to do so. For assistance or special requests, please contact us at conservation@mangelsen.org.
I prefer not to donate online. Can I send a check instead?

Yes, we gratefully accept donations by check. If you prefer not to give online, you can mail your gift to:
Thomas D. Mangelsen Wildlife Conservation Fund
10152 L Street  Omaha, NE 68127
Please make checks payable to Thomas D. Mangelsen Wildlife Conservation Fund and include your contact information so we can provide a receipt and acknowledgment.
If you have any questions, feel free to contact us at conservation@mangelsen.org or call 800-228-9686 ext. 19.
If I purchase a calendar from this site, will the funds support the Conservation Fund?

Yes — 100% of the net proceeds from calendar sales go directly to the Thomas D. Mangelsen Wildlife Conservation Fund, helping to protect wildlife and wild places for future generations. Your purchase makes a meaningful impact.
