Private foundation · EIN 35-2451182 · Casper, Wyoming · Philanthropy & grantmaking

Tw Foundation

Should you approach them?

Yes, approach them if you're in Wyoming. The foundation accepts applications (NO) and its median grant is $45K.

From the 2025 Form 990-PF: 5 grants paid, $265K total, median $45K. 100% of grants stayed in Wyoming. Stated restrictions: NONE

Accepts applications
Yes
per 990-PF Part XV
Grants paid, 2025
5
$265K
Median grant
$45K
Stays in WY
100%
of grants
Deadline
NO
Assets
$5.2M

How to apply

No format Contact: Tw Foundation, Po Box 50790, Casper, Wy, 3074731407 Deadlines: NO Restrictions: NONE

Quoted from Part XV of the foundation's 2025 Form 990-PF; the full text is in the filing. Confirm on the foundation's website before you write.

Grants paid in 2025

5 grants, all shown · from Form 990-PF Part XV

RecipientPurposeAmount
Child Development CenterCasper, WYSupport the general mission of the organization$100K
David Street StationCasper, WYSupport the general mission of the organization$50K
Central Wyoming Junior Livestock Sale IncCasper, WYSupport the general mission of the organization$45K
Wyoming State Fair Endowment FundDouglas, WYSupport the general mission of the organization$45K
Honoring 307 HeroesCasper, WYSupport the general mission of the organization$25K

About this foundation

Tw Foundation is a private grantmaking foundation in Casper, Wyoming, administered in care of Dan Guerttman, tax-exempt since 2013. Private foundations must pay out roughly 5% of their assets each year, mostly as grants to 501(c)(3) public charities.

All filings on ProPublica

Does Tw Foundation accept grant applications?

Yes. On its 2025 Form 990-PF the foundation indicates it accepts applications. No format Deadlines: NO.

How much does Tw Foundation give each year?

In tax year 2025 it paid $265K across 5 grants, a median of $45K.

Where does Tw Foundation give?

Wyoming (5 grants), per its latest filing.

More foundations near Casper that accept applications

All in Wyoming
FoundationBased inGrants paidMedian grantAccepts applicationsAssets
Wold Foundationsince 1986 Casper, WY $2.8M128 grants · 2024 $5,000Yes $53M
Goodstein Foundationsince 1954 Casper, WY $616K38 grants · 2025 $5,000Yes $5.7M
Double 4 Foundationsince 2012 Casper, WY $1.6M59 grants · 2024 $5,000Yes $5.0M
Tate Charitable Foundationsince 1995 Casper, WY $478K20 grants · 2024 $8,750Yes $5.0M
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