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Funding received

Who funds Mayo Foundation?

Mayo Foundation has received $57 million across 364 grants from 108 funders between 2018 and 2025. Its largest funder is Fred C and Katherine B Andersen Foundation.

Total received
$57.3M
Funders
108
Grants
364
Years
2018–2025

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Funders of this organization

Each funder's grants to this organization, summed across all reported years. Largest first — click any column to re-sort.

100 of 108 funders
Click a column to sort
Funder Total givenGrantsYearsLatest Support
Fred C and Katherine B Andersen Foundation $38.8M32020–20222022
Judd Leighton Foundation INC $2.3M52020–20242024
P Paul Galvin Memorial Foundation Trust $1.8M32021–20232023
E Eisenbrandt Family Foundation $1.5M72019–20252025
T The Edward J Phillips Family Foundation $1.4M52020–20242024
Ambrose Monell Foundation $1.2M52020–20242024
T Tillie S Patterson Memorial Foundation $663K52020–20242024
R Robert W Galvin Foundation $500K220202020
P Prospect Creek Foundation $500K120202020
M Margaret Harvey Schering Trust for Arthritis Research $485K52020–20242024
Z Zicarelli Foundation INC $475K52020–20242024
W William Douglas Sutton Foundation $455K52020–20242024
L Lenzmeier Family Foundation $450K42020–20232023
J Joseph Weintraub Family Foundation INC $393K52020–20232023
T The Leighton-Oare Foundation INC $375K52020–20242024
D Daniel and Ellen Kaplan Family Foundation $350K42021–20242024
E Elizabeth T Heim and Margaret L Rigby Memorial Fund $329K52020–20242024
O Offutt Family Foundation $300K32022–20242024
M Marmot Foundation $210K52018–20232023
W Wohlers Family Foundation the Northern Trust $200K120242024
J John W Anderson Foundation $200K32020–20212021
J Juanita Johnson Goodwin Foundation $174K52020–20242024
D Dale & Christy Davidson Memorial Trust $172K42021–20242024
B Bertha B Turck Charitable Tr Barnett Banks Tr Co NA Ttee $169K62020–20252025
K Kathryn a Knappenberger Charitable Remainder $155K42021–20242024
T The Betchkal Family Foundation $155K52020–20242024
J John W Mooty Foundation Trust $150K32021–20232023
L Leslie Tassell Foundation DBA Tassell-Wisner-Bottrall Fdn $150K22023–20242024
L L & N Andreas Foundation $150K32021–20232023
T The Cold Heading Foundation $145K62020–20252025
T The Linse Bock Foundation $120K22020–20212021
The Siragusa Family Foundation $110K62020–20242024
T The Barry Foundation $104K62020–20242024
C Paul & Irene G Venables Foundation Est Local I-M $102K62020–20252025
M Modestus Bauer Foundation $100K52020–20242024
A Alice and Phil Cohn Family Foundation $100K22023–20242024
F Fites Family Charitable Trust $100K120242024
T The Butler Family Foundation $100K42021–20242024
H Harold F and Muriel K Kappler Foundation $100K52020–20242024
T The Knowles Foundation $100K42019–20222022
A Augustus H Kennedy Memorial Fund Trust Nect $94K120202020
H Hansen Family Foundation $80K42021–20242024
H Harold F Griffiths Foundation $76K22023–20242024
M Malcolm Fraser Foundation $75K22019–20212021
T The Mb Foundation $75K120202020
N Nepsis Foundation $75K120242024
J Judy Leftwich Calder Charitable Tr Plainscapital Bank Trustee $70K52020–20242024
K Ken & Betty Dahlberg Foundation $70K32023–20252025
R Ruth C Mitchell Trust $69K52019–20232023
R Robert L Howell Foundation $60K32020–20222022
J John D Whittington Trust FBO Mayo Foundation $60K62020–20252025
T The Garner Foundation $55K52020–20242024
E Edward Willmus Family Charitable Trust $51K32020–20232023
M Morton Family Foundation $50K52020–20242024
J John and Mary Franco Family Foundation INC $50K52020–20242024
F Fleetwood Foundation $50K120222022
K Kenneth R Krause Charitable Foundation $50K52020–20242024
S Storm Castle Foundation $50K120242024
T The Jaye F and Betty F Dyer Foundation $50K120202020
T The Mtb Charitable Foundation INC $48K62020–20252025
C Clermont Foundation $41K52020–20242024
J Johnson Family Foundation Tr $40K22021–20222022
H Harry J Baruch Charitable Trust Ctuw 98-98-221874001 $38K42020–20242024
E E H Kilbourne Residuary Charitable Trust $33K32022–20242024
G Griffiths Foundation $30K32020–20222022
D Dellwood Foundation INC $28K52020–20242024
K Komes Foundation $25K52020–20242024
R R H Parker-United Foundation $25K52020–20242024
F Fortegra Foundation $25K120202020
D David I Oreck Foundation $25K32020–20222022
T The Mike & Linda Fiterman Family Foundation $25K52020–20242024
E Edmunds Family Foundation INC $22K22021–20232023
S Strickland Family Foundation Cynthia A S Graham $20K22022–20232023
M McGlynn Family Foundation $20K120202020
B Belin Foundation $20K42020–20242024
M Michael & Carrie Gidwitz Charitable Foundation INC $20K62019–20242024
J J S Charitable Trust $18K52020–20242024
R Richard G Jacobus Family Foundation INC $14K32020–20222022
S Seward Family Foundation $12K22020–20212021
T The Satter Foundation $10K22020–20212021
M Messler Family Foundation $10K32019–20212021
T Tuw Rachel Lyman Charitable $9K42020–20242024
N Nanette C Wickham Charitablefoundation $9K22020–20212021
M Meehan-Holtz Charity Ta $9K52020–20242024
T The John Cuneo Florida Foundation $8K120202020
M Martin D and Barbara H Rich Family Charitable Foundation $8K42021–20242024
L Linda T Watson Family Foundation $8K42020–20232023
T The Nicholas Foundation $8K52020–20242024
J Jbj Foundation INC $7K120222022
K Kavanewsky Family Foundation INC $5K32021–20232023
W Wendy Bowen Memorial Foundation $4K22021–20222022
M Molitor Family Foundation $4K42021–20242024
B Barish Family Foundation $4K42020–20232023
E E J Yentzer Charitable Trust $3K62020–20252025
E Edwin S N Wong Foundation $3K120202020
L Linder Family Foundation $2K120252025
M Malm Family Foundation $2K32020–20222022
Multhauf Foundation Ltd $2K120202020
J John and Leslea Caswell Family Foundation $2K120212021
W Watson Family Foundation $2K22021–20222022

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Public data from IRS Form 990 e-file & Business Master File. A 990 shows how an organization is run and funded — not its real-world outcomes. Figures are presented without evaluation; we do not rate, score, or rank organizations. · philanthropy.org