FURP.ORG / PUBLIC DATA EXPLORER

HOLISTIC UNDERGROUND INC DAF sponsor

Cite this

Plain text HOLISTIC UNDERGROUND INC. furp.org, nonprofit organization profile, tax years 2019–2025. https://furp.org/org/holistic-underground-inc-474688802. Retrieved 2026-10-23.

APA furp.org. (n.d.). HOLISTIC UNDERGROUND INC [Nonprofit organization profile; tax years 2019–2025]. Retrieved October 23, 2026, from https://furp.org/org/holistic-underground-inc-474688802

MLA “HOLISTIC UNDERGROUND INC.” furp.org, tax years 2019–2025, https://furp.org/org/holistic-underground-inc-474688802. Accessed 23 Oct. 2026.

Retrieved 2026-10-23; covers tax years 2019–2025. Data: furp.org, CC BY 4.0.

2025 · Form 990 · revenue $1.4M · expenses $788K · assets $1.0M

EIN
47-4688802
Address
2323 BROADWAY, OAKLAND, CA 94612-2414
Website
HTTPS://WWW.HOLISTICUNDERGROUND.ORG
NTEE code
A20
Exempt type
501(c)(3): charitable, religious, educational, scientific or literary (corporation)
Ruling date
December 2015 (when the IRS recognized its exemption)
IRS status
Exempt (unconditional) (IRS Business Master File) IRS data ↗
Tax-deductible donations
Yes: listed in IRS Publication 78 (public charity) Pub 78 ↗
Foundation status
Public charity, 509(a)(2)
Principal officer
Mazin Mahgoub (its 2015 Form 990-N)
Form 990-N e-postcards
1 filed, 2015 (organizations with gross receipts normally $50,000 or less file this instead of a full Form 990) IRS data ↗
Donor-advised funds
Sponsor: its returns say it maintains donor-advised funds (latest tax year 2025). Figures by year
Cross-check
ProPublica Nonprofit Explorer

Mission

Holistic Underground Inc.s mission is to strengthen the capacity and sustainability of nonprofit organizations, community initiatives, and social enterprises by providing fiscal sponsorship, financial management, operational infrastructure, and strategic advisory services. The organization exists to support charitable projects advancing education, public health, community well-being, and leadership development so they can focus on delivering meaningful public benefit.

Each tax year counts once: when a return was amended, only the latest return for that period is used below (superseded returns stay listed, greyed, under Finances).

People paid by the organization

1 person paid across every filing: current people first, then by total pay from this organization. Organizations counts every nonprofit each person appears on.

NameLatest titleYearsLatest year payTotal pay from hereOrganizations
Mazin Jamal Mahgoub President2019-2025 $118,733$420,479 1

Officers and directors, no compensation reported

6 people listed on the returns with $0 (or no amount) in every compensation column: current people first. Hours are as filed on the latest return each person appears on.

NameLatest titleYearsHrs/wk (latest)CompensationOrganizations
Jihan McDonald Treasurer2022-2025 0 $0 reported 1
Ahmed Salam Secretary2025 0 $0 reported 1
Ahmed Abdelsalam (former) SECRETARY2024 0 $0 reported 1
Gregory Jackson (former) TREASURER2021-2023 0 $0 reported 1
Darrell Jones Iii (former) CHAIRMAN2022 0 $0 reported 1
Carolina Pissarro (former) SECRETARY2022 5 $0 reported 1

People by year

2025 · 3 people listed · 1 paid, $119K · 12 employees · 2 volunteers
NameTitleHrs/wkFrom orgFrom relatedOtherTotalOrgs
Mazin Jamal Mahgoub President40 $118,633$0$100 $118,7331
Ahmed Salam Secretary0 $0$0$0 $01
Jihan McDonald Treasurer0 $0$0$0 $01
2024 · 3 people listed · 1 paid, $113K · 11 employees · 68 volunteers
NameTitleHrs/wkFrom orgFrom relatedOtherTotalOrgs
MAZIN JAMAL MAHGOUB EXECUTIVE D40 $113,169$0$0 $113,1691
AHMED ABDELSALAM SECRETARY0 $0$0$0 $01
JIHAN MCDONALD CHIEF FINANC0 $0$0$0 $01
2023 · 3 people listed · 1 paid, $91K · 9 employees · 35 volunteers
NameTitleHrs/wkFrom orgFrom relatedOtherTotalOrgs
MAZIN JAMAL MAHGOUB EXECUTIVE D40 $90,933$0$0 $90,9331
GREGORY JACKSON TREASURER0 $0$0$0 $01
JIHAN MCDONALD SECRETARY0 $0$0$0 $01
2022 · 5 people listed · 1 paid, $44K · 7 employees · 8 volunteers
NameTitleHrs/wkFrom orgFrom relatedOtherTotalOrgs
MAZIN JAMAL MAHGOUB EXECUTIVE DIRECTOR25 $43,750$0$0 $43,7501
DARRELL JONES III CHAIRMAN0 $0$0$0 $01
JIHAN MCDONALD DIRECTOR0 $0$0$0 $01
CAROLINA PISSARRO SECRETARY5 $0$0$0 $01
GREGORY JACKSON TREASURER0 $0$0$0 $01
2021 · 2 people listed · 1 paid, $46K
NameTitleHrs/wkFrom orgFrom relatedOtherTotalOrgs
MAZIN JAMAL MAHGOUB EXECUTIVE D30 $46,450-- $46,4501
GREGORY JACKSON SECRETARY5 $0-- $01
2019 · 1 person listed · 1 paid, $7K
NameTitleHrs/wkFrom orgFrom relatedOtherTotalOrgs
MAZIN MAHGOUB PRESIDENT30 $7,444-$0 $7,4441

Highest-paid independent contractors

No independent contractors reported.

Who the money went to

Grants this organization reported paying: Schedule I Part II of the Form 990, or the grants-paid list on the 990-PF. Open a year for every recipient. Recipients link to their own page when the grant names an EIN we have (990-PF grants list no EIN, so those link only on an exact, unique name and state). Grants to individuals are counted; their names are not shown.

2025 · 4 grants to organizations · $91K

Listed grants add up to $90,520; the return's “grants paid” expense line says $108,806. Returns can differ here (grants paid vs. accrued, items listed elsewhere); check the filing.

2024 · 2 grants to organizations · $85K

Listed grants add up to $85,310; the return's “grants paid” expense line says $146,797. Returns can differ here (grants paid vs. accrued, items listed elsewhere); check the filing.

Negative amounts are returned or refunded grants; they are listed last and left out of the totals of grants paid.

Who gave

Contributor names are not public for this form type.

Public charities filing Form 990 or 990-EZ report large donors on Schedule B, but the IRS withholds their names and addresses from public copies. Private foundations (990-PF) are different: their contributors are public.

Finances

Newest first. Each filing: its name on one row, its figures on the row beneath. Greyed filings are superseded by a later return for the same period and are left out everywhere else on this page.

RevenueExpensesAssetsNet assetsContributionsProgram revenueOfficer payEmployeesVolunteers
2025 · Form 990 period ending 2025-12-31 · view filing · original 990 ↗
$1,440,691$788,198 $1,013,419$983,354 $1,362,823$77,868 $118,733122
2024 · Form 990 period ending 2024-12-31 · view filing · original 990 ↗
$808,604$717,973 $364,650$352,641 $703,967$103,553 $113,1691168
2023 · Form 990 period ending 2023-12-31 · view filing · original 990 ↗
$588,117$595,675 $255,936$250,906 $429,712$157,254 $90,933935
2022 · Form 990 period ending 2022-12-31 · view filing · original 990 ↗
$457,775$201,427 $281,291$264,943 $365,183$92,591 $43,75078
2021 · Form 990EZ period ending 2021-12-31 · view filing · original 990 ↗
$131,487$131,007 $11,078$10,946 $5,171$126,316 ---
2019 · Form 990EZ period ending 2019-10-31 · view filing · original 990 ↗
$30,270$25,684 $12,852$11,652 $21,900$8,370 ---

Funders of this organization

6 grantors reported grants to this organization, $743,819 in all, tax years 2023 to 2025. Exact: the grantor wrote this organization's EIN. Fuzzy: the grantor wrote only a name (foundations' 990-PF has no EIN field), matched to the same or a near-identical name in the same state; the name as filed is shown. From the latest return for each grantor and year, so amended returns aren't counted twice. CSV

GrantorTypeMatchYears givenGrantsTotalLatest yearLatest year's amountGrants
W K KELLOGG FOUNDATION Private foundation Fuzzy filed as “HOLISTIC UNDERGROUND INC” 2023-2024 2$500,000 2024$200,000
show
ARTOGETHER Public charity Exact 2025 1$90,319 2025$90,319
show
WILLIAM & FLORA HEWLETT FOUNDATION Private foundation Fuzzy filed as “HOLISTIC UNDERGROUND INC” 2023-2024 2$62,500 2024$31,250
show
FIDELITY INVESTMENTS CHARITABLE GIFT FUND DAF sponsor Exact 2023-2024 2$52,500 2024$36,000
show
DONOR ADVISED CHARITABLE GIVING DAF sponsor Exact 2024 1$33,000 2024$33,000
show
VETERANS UNITED FOUNDATION Public charity Exact 2024 1$5,500 2024$5,500
show

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OrganizationStateNTEELatest revenueLatest expensesTop-paid titleTop payWhy similar
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SHANE TOWNLEY ARTS FOUNDATION INCCAA20 $545,724$545,724 PRESIDENT$48,000 Same NTEE code A20, revenue within 2x, same state
ART-E FOUNDATIONCAA20 $554,076$549,250 Director$57,876 Same NTEE code A20, revenue within 2x, same state
RVPDN CREST EDUCATION AND CULTURE INCCAA20 $950,000$0 President$0 Same NTEE code A20, revenue within 2x, same state
WALKGOOD INCCAA20 $623,199$484,662 DIRECTOR OF OPERATIONS$16,599 Same NTEE code A20, revenue within 2x, same state
CHROMADIVERSE INCCAA20 $814,524$699,619 DIRECTOR$0 Same NTEE code A20, revenue within 2x, same state
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CORITA ART CENTER INCCAA20 $664,412$870,519 Executive Dir.$121,275 Same NTEE code A20, revenue within 2x, same state
KALA INSTITUTECAA20 $1,554,154$1,536,686 Artistic Dir.$82,632 Same NTEE code A20, revenue within 2x, same state
BAY AREA JAZZ AND ARTS INCCAA20 $780,550$780,550 Chef$36,000 Same NTEE code A20, revenue within 2x, same state
SAN JOSE TAIKO GROUP INCCAA20 $663,952$774,708 Executive Dir.$102,771 Same NTEE code A20, revenue within 2x, same state
U CHANNEL FOUNDATIONCAA20 $817,805$824,135 Chairman$0 Same NTEE code A20, revenue within 2x, same state
ANGELS GATE CULTURAL CENTER INCCAA20 $1,319,643$1,441,197 EXECUTIVE DIRECTOR$121,838 Same NTEE code A20, revenue within 2x, same state
NO LIMITS THEATER GROUP INCCAA20 $1,495,306$1,368,887 EXECUTIVE DIRECTOR$190,000 Same NTEE code A20, revenue within 2x, same state
MERCED THEATRE FOUNDATION INCCAA20 $959,519$1,021,435 PRESIDENT$0 Same NTEE code A20, revenue within 2x, same state
TIANMU EDUCATION FOUNDATIONCAA20 $605,676$704,707 President & CEO$0 Same NTEE code A20, revenue within 2x, same state
YUBA COUNTY SUTTER COUNTY REGIONAL ARTS COUNCILCAA20 $505,499$623,657 President$0 Same NTEE code A20, revenue within 2x, same state
BORREGO ART INSTITUTECAA20 $497,958$580,690 Vice President$34,016 Same NTEE code A20, revenue within 2x, same state
ASIAN PACIFIC ISLANDER CULTURAL CENTERCAA20 $845,883$769,976 Executive Dir.$30,211 Same NTEE code A20, revenue within 2x, same state
CALIFORNIA ART CLUB INCCAA20 $1,103,115$1,087,199 EXECUTIVE DIRECTOR$60,000 Same NTEE code A20, revenue within 2x, same state
BETTI ONO FOUNDATIONCAA20 $1,143,081$1,113,346 CEO/PRESIDEN$186,582 Same NTEE code A20, revenue within 2x, same state
SPACE 4 ART INCCAA20 $506,927$485,065 President$0 Same NTEE code A20, revenue within 2x, same state
CASA 0101 INCCAA20 $864,375$1,022,235 EXECUTIVE DIRECTOR MEMBER$62,515 Same NTEE code A20, revenue within 2x, same state
CHABAD JEWISH COMMUNITY OF CENTRAL LONDON INCCAA20 $958,283$25,000 Trustee$0 Same NTEE code A20, revenue within 2x, same state
BRIC FOUNDATIONCAA20 $1,558,386$1,530,057 Chairman/Executive Director$120,339 Same NTEE code A20, revenue within 2x, same state

Who funds organizations like this

Grantors that funded the 100 most similar organizations. Ranked by total given to them. Foundations (990-PF) and donor-advised fund sponsors only. Same matching as Funders above (by EIN, or by name for foundations).

GrantorTypeTotal givenGrantsOrganizations fundedYearsWhich ones
DONOR ADVISED CHARITABLE GIVING funds this one DAF sponsor$9,197,802168 392014–2024 LIFE ON EARTH ART; SAN FRANCISCO SPECIAL EVENTS COMMITTEE; THE 500 CAPP STREET FOUNDATION; CHROMADIVERSE INC and 35 more
SILICON VALLEY COMMUNITY FOUNDATION DAF sponsor$7,104,90671 142010–2024 SAN FRANCISCO SPECIAL EVENTS COMMITTEE; ART IN ACTION; PALO ALTO ART CENTER FOUNDATION; KALA INSTITUTE and 10 more
FIDELITY INVESTMENTS CHARITABLE GIFT FUND funds this one DAF sponsor$7,059,157152 402016–2024 VIA ART FUND INC; COMPOUND LB; INSTITUTE FOR PUBLIC ACCURACY; CHABAD JEWISH COMMUNITY OF CENTRAL LONDON INC and 36 more
MARIN COMMUNITY FOUNDATION DAF sponsor$6,709,80833 72009–2024 HAIGHT STREET ART CENTER; RIZE MARIN; ABADA-CAPOEIRA SAN FRANCISCO; CHAPTER 510 INK and 3 more
WILLIAM & FLORA HEWLETT FOUNDATION funds this one Private foundation$5,100,000103 112010–2024 SAN JOSE TAIKO GROUP INC; FRESH MEAT PRODUCTIONS; ASHKENAZ MUSIC & DANCE COMMUNITY CENTER; PALO ALTO ART CENTER FOUNDATION and 7 more
ANDREW W MELLON FOUNDATION Private foundation$4,763,00010 52018–2024 BETTI ONO FOUNDATION; FRESH MEAT PRODUCTIONS; CLOCKSHOP; ASPIRE HIGHER FOUNDATION INC and 1 more
DAVID AND LUCILE PACKARD FOUNDATION Private foundation$2,495,71037 32010–2024 PALO ALTO ART CENTER FOUNDATION; SAN JOSE TAIKO GROUP INC; SAN BENITO COUNTY ARTS COUNCIL
AMERICAN ONLINE GIVING FOUNDATION INC DAF sponsor$2,322,33978 272019–2024 TIANMU EDUCATION FOUNDATION; SAN JOSE TAIKO GROUP INC; ART IN ACTION; CHAPTER 510 INK and 23 more
CALIFORNIA COMMUNITY FOUNDATION DAF sponsor$2,249,25745 152009–2024 THE BRICK; NO LIMITS THEATER GROUP INC; CASA 0101 INC; ANTAEUS COMPANY and 11 more
BUILDERS INITIATIVE Private foundation$2,185,0009 12020–2024 PUBLIC MEDIA INSTITUTE
PERENCHIO FOUNDATION Private foundation$2,101,00012 52022–2024 ANGELS GATE CULTURAL CENTER INC; ART SHARE LOS ANGELES INC; CLOCKSHOP; LOS ANGELES PERFORMANCE PRACTICE and 1 more
GS DONOR ADVISED PHILANTHROPY FUND FOR WEALTH MANAGEMENT INC DAF sponsor$1,658,00022 82017–2024 VIA ART FUND INC; PALO ALTO ART CENTER FOUNDATION; SAN FRANCISCO SPECIAL EVENTS COMMITTEE; ARTOGETHER and 4 more
NATIONAL PHILANTHROPIC TR DAF sponsor$1,609,55121 132015–2024 YUCCA VALLEY MATERIAL LAB INCORPORATED; CHABAD JEWISH COMMUNITY OF CENTRAL LONDON INC; INSTITUTE FOR PUBLIC ACCURACY; WASSAIC PROJECT INC and 9 more
TIDES FOUNDATION DAF sponsor$1,452,39411 52018–2024 INSTITUTE FOR PUBLIC ACCURACY; RIZE MARIN; ARTOGETHER; HEALING JUSTICE SANTA BARBARA and 1 more
SAN FRANCISCO FOUNDATION DAF sponsor$1,443,06148 152010–2024 RIZE MARIN; WORLD ARTS WEST; CHAPTER 510 INK; KALA INSTITUTE and 11 more

The full list · all similar organizations

Where the money went

Every expense line on each return, biggest first: Form 990 Part IX (with its program, management and fundraising columns), 990-EZ Part I, or 990-PF Part I. Event marks lines the organization itself describes as events. “Events” in each summary adds those lines, conferences and meetings, and the direct costs of fundraising events. Unusual is not the same as improper. Many of these patterns have ordinary explanations. Check the filing.

2025 · Form 990 · $788,198 spent · pay $266,114 · grants $108,806 · events $73,838
LineAs describedTotalProgramManagementFundraisingShare
Fees: other services $200,101$157,706$42,395- 25.4%
Other salaries and wages $136,742$136,742-- 17.3%
Pay: officers, directors, trustees, key employees $118,733$118,733-- 15.1%
Grants to US organizations and governments $90,520$90,520-- 11.5%
Other (as described) EventEvent Expenses $73,838$73,838-- 9.4%
Travel $24,674$24,674-- 3.1%
Fees: accounting $24,361-$24,361- 3.1%
Other (as described)Equipment and Maintenance $20,890$20,890-- 2.7%
Advertising and promotion $15,103-$9,203$5,900 1.9%
Other (as described)Supplies $14,730-$14,730- 1.9%
Other (as described)Dues & Subsciptions $14,385-$14,385- 1.8%
Payroll taxes $10,639$10,639-- 1.3%
Fees: legal $9,700-$9,700- 1.2%
Grants outside the US $9,695$9,695-- 1.2%
Grants to US individuals $8,591$8,591-- 1.1%
All other expenses $4,729-$4,729- 0.6%
Occupancy $3,751-$3,751- 0.5%
Interest $2,908-$2,908- 0.4%
Insurance $2,178-$2,178- 0.3%
Depreciation and depletion $1,930-$1,930- 0.2%
Total$788,198100%

View the filing

2024 · Form 990 · $717,973 spent · pay $281,971 · grants $146,797 · events $62,561
LineAs describedTotalProgramManagementFundraisingShare
Other salaries and wages $148,370$148,370-- 20.7%
Fees: other services $139,164$88,168$50,996- 19.4%
Pay: officers, directors, trustees, key employees $113,169$84,377$23,134$5,658 15.8%
Grants to US organizations and governments $89,810$89,810-- 12.5%
Conferences, conventions and meetings $62,561$62,561-- 8.7%
Grants to US individuals $56,987$56,987-- 7.9%
Fees: accounting $31,369-$31,369- 4.4%
Office expenses $22,884$11,604$11,280- 3.2%
Payroll taxes $19,878$16,151$3,727- 2.8%
Fees: professional fundraisers $13,000--$13,000 1.8%
Travel $9,316$5,178$4,138- 1.3%
Advertising and promotion $4,844$1,569$3,275- 0.7%
Occupancy $3,120$3,120-- 0.4%
Insurance $1,726-$1,726- 0.2%
Depreciation and depletion $861$861-- 0.1%
Other employee benefits $554$554-- 0.1%
Information technology $360-$360- 0.1%
Total$717,973100%

View the filing

2023 · Form 990 · $595,675 spent · pay $378,473 · grants $33,076 · events $38,224
LineAs describedTotalProgramManagementFundraisingShare
Other salaries and wages $249,911$249,911-- 42.0%
Pay: officers, directors, trustees, key employees $90,933$77,293$13,640- 15.3%
Fees: other services $85,071$77,870$7,201- 14.3%
Conferences, conventions and meetings $38,224$38,224-- 6.4%
Grants to US individuals $33,076$33,076-- 5.6%
Payroll taxes $25,513$24,492$1,021- 4.3%
Fees: accounting $22,396-$22,396- 3.8%
Office expenses $17,817$5,667$12,150- 3.0%
Other employee benefits $12,116$12,116-- 2.0%
Advertising and promotion $6,784$6,784-- 1.1%
Information technology $6,625$5,221$1,404- 1.1%
Travel $2,701$2,701-- 0.5%
Fees: legal $2,424-$2,424- 0.4%
Insurance $1,948-$1,948- 0.3%
Depreciation and depletion $136$136-- 0.0%
Total$595,675100%

View the filing

2022 · Form 990 · $201,427 spent · pay $109,673 · grants $0 · events $0
LineAs describedTotalProgramManagementFundraisingShare
Fees: other services $67,230$67,230-- 33.4%
Other salaries and wages $57,665$57,665-- 28.6%
Pay: officers, directors, trustees, key employees $43,750$43,750-- 21.7%
Payroll taxes $7,758$7,758-- 3.9%
Travel $5,716$5,716-- 2.8%
Fees: accounting $5,554$5,554-- 2.8%
Information technology $4,561$4,561-- 2.3%
Office expenses $4,043$4,043-- 2.0%
Depreciation and depletion $1,635$1,635-- 0.8%
Insurance $1,396$1,396-- 0.7%
Advertising and promotion $560$560-- 0.3%
Other employee benefits $500$500-- 0.2%
Other (as described)MEALS $470$470-- 0.2%
Occupancy $340$340-- 0.2%
Other (as described)BANK SERVICE CHARGES $135$135-- 0.1%
Other (as described)TAXES AND LICENSES $45$45-- 0.0%
Other (as described)MERCHANT SERVICE FEES $41$41-- 0.0%
All other expenses $28$28-- 0.0%
Total$201,427100%

View the filing

2021 · Form 990EZ · $131,007 spent · pay $48,627 · grants $0 · events $0
LineAs describedTotalShare
Fees to independent contractors $61,432 46.9%
Salaries, other pay and benefits $48,627 37.1%
Other expenses (detail on Schedule O) $20,948 16.0%
Total$131,007100%

View the filing

2019 · Form 990EZ · $25,684 spent · pay $0 · grants $0 · events $0
LineAs describedTotalShare
Fees to independent contractors $21,702 84.5%
Other expenses (detail on Schedule O) $2,011 7.8%
Occupancy, rent, utilities, maintenance $1,971 7.7%
Total$25,684100%

View the filing

Donor-advised funds

Donors to individual donor-advised funds are not public. These filings show what the sponsor reports, not who gave.

As reported on Schedule D Part I (and the Form 990 Part IV question “did the organization maintain donor advised funds”). Unusual is not the same as improper. Many of these patterns have ordinary explanations. Check the filing.

Maintains DAFsDAFs heldContributionsGrantsValue at year endOther funds heldOther contributionsOther grantsOther value at year end
2025 · Form 990 view filing
Yes -$108,806$108,806- ----