Who funds Underdog Pet Rescue of Wisconsin Inc

EIN 45-4808363 · Madison, WI · NTEE D20

Underdog Pet Rescue of Wisconsin Inc of Madison, WI (EIN 45-4808363) was named as a grant recipient by 26 funders in 58 grants paid totaling $474,747 in tax years 2018–2026, as reported on the funders' Forms 990-PF and 990 Schedule I. Each edge was resolved to this EIN at the match tier shown. Dataset version 2026.09.0, built 2026-09-03.

Grants received

$474,747

58 grants paid

Funders

distinct grantmakers

Tax years

2018–2026

as reported by funders

Approved for future payment

$101

not included in grants received

Funders

Grantmakers ranked by total paid to Underdog Pet Rescue of Wisconsin Inc
Funder	State	Match	Grants	Total paid	Latest year
Network for Good 68-0480736	DC	A	5	$101,605	2023
American Online Giving Foundation Inc 81-0739440	DE	A	5	$85,818	2025
The American Society for the Prevention of Cruelty to Animals 13-1623829	NY	A	3	$65,600	2024
The Duffield Family Foundation DBA Maddie's Fund 94-3362163	CA	D	1	$65,000	2025
Paypal Charitable Giving Fund 45-0931286	DC	A	1	$21,892	2024
Fidelity Investments Charitable Gift Fund 11-0303001	MA	A	2	$15,800	2022
The Grey Muzzle Organization 26-1965495	NC	A	1	$15,000	2025
Alliant Energy Foundation Inc 39-1444065	WI	B C	8	$14,993	2025
The Blackbaud Giving Fund 46-0942102	SC	A	1	$14,611	2022
Grapevine Giving Foundation 87-2389502	NY	A	1	$12,100	2024
Berbeewalsh Foundation Inc C/O Fred G Broihahn Cpa 20-5892278	WI	B	1	$11,000	2024
Gialamas Family Foundation C/O the Gialamas Company 39-6673858	WI	D	1	$10,000	2026
National Philanthropic Trust 23-7825575	PA	A	1	$10,000	2021
Amazonsmile Foundation 46-2626883	WA	C	3	$6,255	2023
Claremont S Jackman Foundation 752006401 39-1733837	WI	C	4	$5,500	2025
Osaic Foundation Inc 92-1472515	AZ	B C	2	$5,000	2024
Madison Gas and Electric Foundation Inc 39-6098118	WI	C	3	$5,000	2024
Green Bay Packers Foundation 39-1577137	WI	B	1	$4,000	2023
Direct Supply Foundation Inc 45-4303631	WI	C D	4	$2,973	2024
The Humane Society of the United States 53-0225390	DC	A	1	$1,500	2018
John D and Catherine T Macarthur Foundation (consolidated) 23-7093598	IL	C	2	$450	2023
Once Upon a Time Foundation 75-2765224	TX	C	1	$350	2022
Baird Foundation Inc 39-6107937	WI	C	1	$250	2024
Ge Foundation 22-2621967	CT	B	2	$50	2022
Pentair Foundation 41-1890149	MN	C	1	$0	2023
Good360 54-1282616	VA	A	2	$0	2023

Match tier: A Reported EIN · B Exact name and place · C Strong name match · D Probable name match · U Unresolved. Tiers C and D are inferred, not reported; see how matching works.

Grants

The 60 most recent grants naming this organization.

Grants to Underdog Pet Rescue of Wisconsin Inc as reported by funders
Tax year	Funder	Recipient	Match	Amount	Type	Purpose	Source filing
2026	Gialamas Family Foundation C/O the Gialamas Company	Underdog Pet Rescue Wi Inc Madison, WI	D	$10,000	paid	GENERAL SUPPORT	202611339349100436
2025	The Duffield Family Foundation DBA Maddie's Fund	Underdog Pet Rescue Monona, WI	D	$65,000	paid	ULTRASOUND MACHINE	202600789349100615
2025	American Online Giving Foundation Inc	Underdog Pet Rescue of Wisconsin Inc Madison, WI	A	$22,717	paid	GENERAL SUPPORT	202641969349302754
2025	American Online Giving Foundation Inc	Underdog Pet Rescue of Wisconsin Inc Madison, WI	A	$22,717	paid	GENERAL SUPPORT	202533509349301608
2025	The Grey Muzzle Organization	Underdog Pet Rescue of Wisconsin Inc Madison, WI	A	$15,000	paid	MEDICAL CARE	202503189349313540
2025	Claremont S Jackman Foundation Xxx-Xx-Xxxx	Underdog Pet Rescue of Wisconsin Madison, WI	C	$1,500	paid	PROGRAM SUPPORT	202631319349104858
2025	Alliant Energy Foundation Inc	Underdog Pet Rescue of Wisconsin Inc Madison, WI	B	$1,000	paid	MATCHING GIFT	202631349349105408
2025	Alliant Energy Foundation Inc	Underdog Pet Rescue of Wisconsin Inc Madison, WI	B	$100	paid	VOLUNTEER GRANT GRANT	202631349349105408
2024	American Online Giving Foundation Inc	Underdog Pet Rescue of Wisconsin Inc Madison, WI	A	$26,328	paid	GENERAL SUPPORT	202530159349302758
2024	Paypal Charitable Giving Fund	Underdog Pet Rescue of Wisconsin I Nc Madison, WI	A	$21,892	paid	GENERAL SUPPORT	202533079349301308
2024	The American Society for the Prevention of Cruelty to Animals	Underdog Pet Rescue of Wisconsin Inc	A	$16,600	paid	SEE PART IV	202513149349304861
2024	Grapevine Giving Foundation	Underdog Pet Rescue of Wisconsin Inc Madison, WI	A	$12,100	paid	operating fund and general assistance.	202503189349313790
2024	Berbeewalsh Foundation Inc C/O Fred G Broihahn Cpa	Underdog Pet Rescue of Wisconsin Inc Madison, WI	B	$11,000	paid	ALL-BREED COMPANION ANIMAL RESCUE	202541489349100009
2024	Alliant Energy Foundation Inc	Underdog Pet Rescue of Wisconsin Inc Madison, WI	B	$3,431	paid	MATCHING GIFT	202541349349103004
2024	Claremont S Jackman Foundation	Underdog Pet Rescue of Wisconsin Madison, WI	C	$1,250	paid	PROGRAM SUPPORT	202530429349100613
2024	Osaic Foundation Inc	Underdog Pet Rescue of Wisconsin Inc Madison, WI	C	$500	paid	GENERAL OPERATING SUPPORT	202533099349100218
2024	Madison Gas and Electric Foundation Inc	Underdog Pet Rescue of Wisconsin Inc Madison, WI	C	$500	paid	GENERAL SUPPORT	202533219349107383
2024	Baird Foundation Inc	Underdog Pet Rescue of Wisconsin Inc Madison, WI	C	$250	paid	CHARITABLE OPERATIONS	202501349349104630
2024	Alliant Energy Foundation Inc	Underdog Pet Rescue of Wisconsin Inc Madison, WI	B	$100	paid	NEW EMPLOYEE ENERGY FOR GOOD GIFT GRANT	202541349349103004
2024	Direct Supply Foundation Inc	Underdog Pet Rescue of Wisconsin Inc Madison, WI	C	$100	paid	UNRESTRICTED CHARITABLE GRANT	202522069349100002
2024	Pentair Foundation	Underdog Pet Rescue of Wisconsin Inc Madison, WI	C	$50	approved, future	Program Support	202543219349103929
2023	The American Society for the Prevention of Cruelty to Animals	Underdog Pet Rescue of Wisconsin Inc Monona, WI	A	$40,000	paid	SEE PART IV	202413099349300526
2023	Network for Good	Underdog Pet Rescue of Wisconsin Inc Madison, WI	A	$12,589	paid	UNRESTRICTED	202413059349302646
2023	American Online Giving Foundation Inc	Underdog Pet Rescue of Wisconsin Inc Madison, WI	A	$8,358	paid	GENERAL SUPPORT	202410469349300741
2023	Osaic Foundation Inc	Underdog Pet Rescue of Wisconsin Inc Monona, WI	B	$4,500	paid	GENERAL OPERATING SUPPORT	202432339349100728
2023	Green Bay Packers Foundation	Underdog Pet Rescue of Wisconsin Inc Monona, WI	B	$4,000	paid	PURCHASE AN ULTRASOUND UNIT	202303409349100310
2023	Alliant Energy Foundation Inc	Underdog Pet Rescue of Wisconsin Inc Madison, WI	C	$2,745	paid	MATCHING GIFT	202401349349103645
2023	Madison Gas and Electric Foundation Inc	Underdog Pet Rescue of Wisconsin Inc Madison, WI	C	$2,000	paid	GENERAL SUPPORT	202433059349101643
2023	Amazonsmile Foundation	Underdog Pet Rescue of Wisconsin Inc Madison, WI	C	$1,919	paid	GENERAL SUPPORT	202540919349100629
2023	Claremont S Jackman Foundation	Underdog Pet Rescue of Wisconsin Madison, WI	C	$1,250	paid	PROGRAM SUPPORT	202411279349101721
2023	John D and Catherine T Macarthur Foundation (consolidated)	Underdog Pet Rescue of Wisconsin Inc Madison, WI	C	$300	paid	In support of general operations.	202423189349103932
2023	Direct Supply Foundation Inc	Underdog Pet Rescue of Wisconsin Inc Madison, WI	C	$100	paid	SUPPORT TO HELP ANIMALS IN NEED FIND PERMANENT HOMES	202411319349102551
2023	Pentair Foundation	Underdog Pet Rescue of Wisconsin Inc Madison, WI	C	$0	paid	Matching Gift	202403179349103455
2023	Good360	Underdog Pet Rescue of Wisconsin Inc Madison, WI	A	$0 + $22,294 non-cash	paid	TO ASSIST THOSE IN NEED	202423199349315822
2022	Network for Good	Underdog Pet Rescue of Wisconsin Inc Madison, WI	A	$30,028	paid	UNRESTRICTED	202342939349300849
2022	The Blackbaud Giving Fund	Underdog Pet Rescue of Wisconsin Inc Madison, WI	A	$14,611	paid	GENERAL SUPPORT	202312409349300046
2022	The American Society for the Prevention of Cruelty to Animals	Underdog Pet Rescue of Wisconsin Inc Monona, WI	A	$9,000	paid	SEE PART IV	202303139349304280
2022	Fidelity Investments Charitable Gift Fund	Habitat for Humanity International Inc Cromwell, CT	A	$7,900	paid	For grant recipient's exempt purposes	202321309349304807
2022	Fidelity Investments Charitable Gift Fund	Underdog Pet Rescue of Wisconsin Inc Madison, WI	A	$7,900	paid	For grant recipient's exempt purposes	202430459349302913
2022	American Online Giving Foundation Inc	Underdog Pet Rescue of Wisconsin Inc Madison, WI	A	$5,698	paid	GENERAL SUPPORT	202340469349301209
2022	Alliant Energy Foundation Inc	Underdog Pet Rescue of Wisconsin Inc Madison, WI	C	$3,696	paid	MATCHING GIFT	202341359349105174
2022	Amazonsmile Foundation	Underdog Pet Rescue of Wisconsin Inc Madison, WI	C	$3,018	paid	GENERAL SUPPORT	202313119349100141
2022	Madison Gas and Electric Foundation Inc	Underdog Pet Rescue of Wisconsin Inc Madison, WI	C	$2,500	paid	GENERAL SUPPORT	202333189349102568
2022	Direct Supply Foundation Inc	Underdog Pet Rescue of Wisconsin Inc Madison, WI	C	$1,525	paid	SUPPORT TO HELP ANIMALS IN NEED FIND PERMANENT HOMES	202302259349100100
2022	Claremont S Jackman Foundation 752006401	Underdog Pet Rescue of Wisconsin Madison, WI	C	$1,500	paid	PROGRAM SUPPORT	202331319349102018
2022	Once Upon a Time Foundation	Underdog Pet Rescue of Wisconsin Inc Madison, WI	C	$350	paid	GENERAL SUPPORT	202333199349109263
2022	Pentair Foundation	Underdog Pet Rescue of Wisconsin Inc Madison, WI	C	$51	approved, future	Program Support	202303139349102715
2022	Ge Foundation	Underdog Pet Rescue of Wisconsin Inc Monona, WI	B	$25	paid	MATCHING GIFTS	202333189349102018
2022	Ge Foundation	Underdog Pet Rescue of Wisconsin Inc Monona, WI	B	$25	paid	MATCHING GIFTS	202333189349102018
2022	Good360	Underdog Pet Rescue of Wisconsin Inc Madison, WI	A	$0 + $19,565 non-cash	paid	TO ASSIST THOSE IN NEED.	202343009349301329
2021	Network for Good	Underdog Pet Rescue of Wisconsin Inc Madison, WI	A	$23,078	paid	UNRESTRICTED	202212289349300736
2021	National Philanthropic Trust	Underdog Pet Rescue of Wisconsin Inc Monona, WI	A	$10,000	paid	ENVIRONMENT, ANIMALS	202231339349309863
2021	Alliant Energy Foundation Inc	Underdog Pet Rescue of Wisconsin Inc Madison, WI	C	$955	paid	MATCHING GIFTS	202241669349100629
2021	John D and Catherine T Macarthur Foundation (consolidated)	Underdog Pet Rescue of Wisconsin Inc Madison, WI	C	$150	paid	In support of general operations.	202340929349100004
2020	Network for Good	Underdog Pet Rescue of Wisconsin Inc Madison, WI	A	$24,975	paid	Unrestricted	202131819349300608
2020	Alliant Energy Foundation Inc	Underdog Pet Rescue of Wisconsin Inc Madison, WI	C	$2,966	paid	MATCHING GIFTS	202121379349101487
2020	Amazonsmile Foundation	Underdog Pet Rescue of Wisconsin Inc Madison, WI	C	$1,318	paid	GENERAL SUPPORT	202113199349100901
2018	Network for Good	Underdog Pet Rescue of Wisconsin Inc Monona, WI	A	$10,935	paid	Unrestricted	201941789349300019
2018	The Humane Society of the United States	Underdog Pet Rescue of Wisconsin Madison, WI	A	$1,500	paid	STIPEND TO ATTEND ANIMAL CARE EXPO	201901799349300735
2018	Direct Supply Foundation Inc	Underdog Pet Rescue Monona, WI	D	$1,248	paid	SUPPORT FOR RESCUING AND FINDING HOMES FOR ANIMALS	201922039349100292

Match tier: A Reported EIN · B Exact name and place · C Strong name match · D Probable name match · U Unresolved. Tiers C and D are inferred, not reported; see how matching works.

Recipient matching for this dataset version has not yet completed its independent precision check. Tier A rows carry the EIN the filer reported; tiers B–D are inferred and should be read as leads until the check is published on the methodology page.

Derived from IRS Form 990-PF and Form 990 Schedule I e-file XML filed by the funders shown; this organization's identity from the IRS Exempt Organizations Business Master File. Dataset version 2026.09.0, built 2026-09-03. The rows as Parquet: manifest.

The same organization elsewhere in the program: exempt status and filing health · federal awards · grant guidance · open opportunities.

This is informational only, derived from public data on the dates shown. It is not an eligibility determination, and not legal, tax, or accounting advice. Verify against the official source before relying on it.