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Onemine INC

Tax-deductible

Englewood, CO501(c)(3)Since 2008Community Development EIN 26-1963151Revenue $260K in FY2025Latest return filed Aug 12, 2026

On file with the IRSonemine.orgEnglewood, COTax-exempt since Oct 2008Publicly supported charity — 170(b)(1)(A)(vi)

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A collaborative effort among multiple societies to place the most comprehensive collection of mining and minerals-based research in one place. This aggregate includes technical documents, conference papers, articles, pre-prints and late papers.

Form 990 Part I, line 1, FY2025. The organization’s own words, as filed with the IRS. Find it at the IRS (EIN 26-1963151) · Dispute this line
501(c)(3) charity; gifts are tax-deductible.
97¢ of each $1 spent went to programs.
Run by 19 volunteers.
Mission: Form 990 Part I, line 1 · Status: IRS Pub. 78 · Programs: Part IX · People: Part I, lines 5–6

Before you give

FY2025 · Form 990Independent: from IRS data, not the org
Download 990
IRS status
501(c)(3)
not on the IRS revocation list
Listed by the IRS and not on the revocation list.
IRS BMF · Auto-Revocation List
Tax-deductible gifts
Yes
Donations are tax-deductible
The IRS lists gifts to it as deductible.
IRS Pub. 78 · IRS BMF
Latest return
FY2025
latest Form 990
The latest return is for FY2025, 1 tax year back.
IRS e-file · Filing history
Surplus or deficit
6 of 6
filings with a surplus
Average surplus $4K a year · 2% of revenue · last 6 filings
A surplus in 6 of the last 6 filings.
Pt I · Ln 19 · 6 filings
Spent on programs
97%
of spending
97% of spending went to programs.
Pt IX · Ln 25 · col B
Cash reserves
8.4 mo
of spending, in cash
8.4 months of spending in cash.
Pt X · Ln 1–2 · Pt I · Ln 18
Liabilities
$187K
65% of total assets
Liabilities are 65% of assets.
Pt X · Ln 26
Independent board members
19
of 19 voting members
19 of 19 voting members are independent.
Pt VI · Ln 1a–1b
In line with peersDifferent from peersFar from peersNo peer rangeNo data yetTap a box for the reason.
Revenue
$260K
+8% vs prior year
Spent
$260K
To programs
97%
Net assets
$100K
By yearFY2020–FY2025
Revenue
$260K
FY2025▲ +8%
Tap a bar for its year
Revenue by fiscal year
FY2020$259K
FY2021$276K
FY2022$288K
FY2023$292K
FY2024$241K
FY2025$260K
Expenses
$260K
FY2025▲ +8%
Tap a bar for its year
Expenses by fiscal year
FY2020$259K
FY2021$251K
FY2022$288K
FY2023$292K
FY2024$241K
FY2025$260K
Net assets
$100K
FY20250%
Tap a bar for its year
Net assets by fiscal year
FY2020$75K
FY2021$100K
FY2022$100K
FY2023$100K
FY2024$100K
FY2025$100K

From the FY2025 Form 990 (year ending September 2025) · see the original

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Is it real?

Yes. Never revoked by the IRS. Latest filing on record: FY2025. IRS ruling in Oct 2008.

IRS Pub. 78 · IRS Auto-Revocation List · IRS Business Master File

Where the money goes

97 cents of each dollar spent went to programs.

Program services 97% · $253K Management & general 3% · $7K

Form 990 Part IX, line 25, columns B–D. Every line is in By the numbers.

Something off? Claim to add context

Who runs it and what they're paid

21 people listed on the 990.

Part VII, Section A · reportable compensation · most recent filed roster (FY2024); the FY2025 filing did not itemize Part VII
$0Pt VII · Sec A
Nikhil Trivedi
President - Elect
$0Pt VII · Sec A
Zach Agioutantis
Past President
$0Pt VII · Sec A
$0Pt VII · Sec A
$0Pt VII · Sec A
$0Pt VII · Sec A
$0Pt VII · Sec A
$0Pt VII · Sec A
See Onemine INC executive salaries →

Questions the 990 asks

The form asks each of these directly. These are the filed answers.

  • Family or business ties among officersPt VI · Ln 2No
  • Top official's pay set by an independent reviewPt VI · Ln 15aNo

Programs and updates

Distributes scientific, educational, and technical materials to share knowledge.

Questions for Onemine INC

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1 program · $253K · in their own filed words · FY2024
01

Onemine is a collaborative effort among multiple societies to place the world's most comprehensive collection of mining and minerals-based research in a single searchable digital library. Members of participating societies can view, download, and print documents at no charge. Non-members can purchase papers individually.

Form 990 Part III, line 4, FY2024. The organization’s own words, as filed with the IRS. Find it at the IRS (EIN 26-1963151) · Dispute this line
$253Kprogram expense

Funders

Who pays for it.

From grant filings on record. Receipts are incomplete: individual donors are never listed.

By the numbers

The FY2025 990, line by line.

Download 990
from philanthropy.org
1The main four
Money inPt VIII
$260K
Ln 12
Fees for servicesLn 2g$249K
Gifts and grantsLn 1h$11K
Money outPt IX
$260K
Ln 25
Programscol B$253K
Managementcol C$7K
Owns and owesPt X
$100K
net assets · Ln 32
Cash and savingsLn 1–2$182K
Total assetsLn 16$287K
LiabilitiesLn 26$187K
PeoplePt VI, VII
21
listed · VII A
PaidVII A0
Voting boardVI 1a19
IndependentVI 1b19
2In more detail
Revenue in detailPt VIII
Gifts and grantsLn 1h$11K
Government grantsLn 1e$11K
Fees for servicesLn 2g$249K
Total revenueLn 12$260K
Assets in detailPt X, end of year
CashLn 1$182K
Cash and savings togetherLn 1–2$182K
Accounts receivableLn 4$23K
Other assetsLn 15$82K
Total assetsLn 16$287K
LiabilitiesLn 26$187K
Net assetsLn 32$100K
OperationsPt I, VI
EmployeesI 50
VolunteersI 619
Fiscal year endsHeaderSeptember
Conflict-of-interest policyVI 12aYes
Whistleblower policyVI 13Yes
Records policyVI 14Yes
3Year over year
Balance sheet, start vs end of yearPt X · col A, B
LineStart FY25End FY25
Cash and savingsLn 1–2$264K$182K
Total assetsLn 16$300K$287K
LiabilitiesLn 26$200K$187K
Net assetsLn 32$100K$100K
4Every line
Statement of functional expensesPt IX · every line
LineTotalProgramsManagementFundraising
Other salaries and wagesLn 7$52K$52K
Other employee benefitsLn 9$12K$12K
Payroll taxesLn 10$4K$4K
Accounting feesLn 11c$7K$7K
Office expensesLn 13$1K$1K
Information technologyLn 14$32K$32K
OccupancyLn 16$6K$6K
Payments to affiliatesLn 21$141K$141K
Other expenses (24a–d)Ln 24$5K$5K
Total functional expensesLn 25$260K$253K$7K$0

Filing history

YearMoney inMoney outIn minus outNet assetsDownload
FY2025 Latest ViewingFiled with the IRS Aug 12, 2026 $260K$260K$0$100K 990 PDF
FY2024Filed with the IRS Jul 21, 2025 $241K$241K$0$100K 990 PDF
FY2023Filed with the IRS Aug 13, 2024 $292K$292K$0$100K 990 PDF
FY2022Filed with the IRS Aug 10, 2023 $288K$288K$0$100K 990 PDF
FY2021Filed with the IRS Aug 9, 2022 $276K$251K$25K$100K 990 PDF
FY2020Filed with the IRS Aug 9, 2021 $259K$259K$0$75K 990 PDF

Schedules filed Part IV

A · Public support B · Donors D · Assets and endowments J · Pay O · Explanations R · Related orgs
See the full FY2025 990
Part I · Summary $259,899 revenue, 12 lines filed
I-8 Contributions and grantsPrior year $0$10,724
I-9 Program service revenuePrior year $240,687$249,175
I-10 Investment incomePrior year $0$0
I-11 Other revenuePrior year $0$0
I-12 Total revenuePrior year $240,687$259,899
I-13 Grants and similar amounts paidPrior year $0$0
I-14 Benefits paid to membersPrior year $0$0
I-15 Salaries and benefitsPrior year $42,358$67,585
I-16a Professional fundraising feesPrior year $0$0
I-17 Other expensesPrior year $198,329$192,314
I-18 Total expensesPrior year $240,687$259,899
I-19 Revenue less expensesPrior year $0$0
Part VI · Governance 19 of 19 board members independent, 1 to look at
VI-1a Voting members of the governing body19
VI-1b Independent voting members19
VI-15a Process for setting top official's payNo
VI-2 Family or business relationship among officers or directorsNo
VI-12a Written conflict of interest policyYes
VI-13 Written whistleblower policyYes
VI-14 Document retention and destruction policyYes
Part VIII · Statement of revenue $259,899 across 4 lines filed
VIII-1e Government grants$10,724
VIII-1h Total contributions, gifts and grants$10,724
VIII-2a-f Program service revenue, itemized rows (sum of 2a–2f as filed)Related to mission $249,175$249,175
VIII-12 Total revenueRelated to mission $249,175 · Unrelated business $0 · Excluded from tax $0$259,899
Part IX · Statement of functional expenses $259,899 across 9 lines filed
IX-7 Other salaries and wagesPrograms $51,930$51,930
IX-9 Other employee benefitsPrograms $11,658$11,658
IX-10 Payroll taxesPrograms $3,997$3,997
IX-11c Accounting feesManagement $7,200$7,200
IX-13 Office expensesPrograms $1,346$1,346
IX-14 Information technologyPrograms $32,183$32,183
IX-16 OccupancyPrograms $6,315$6,315
IX-21 Payments to affiliatesPrograms $140,620$140,620
IX-24 Other expenses (24a–d)Programs $4,650$4,650
IX-25 Total functional expensesPrograms $252,699 · Management $7,200 · Fundraising $0$259,899
Part X · Balance sheet $287,400 assets, 10 lines filed
X-1 Cash, non-interest-bearingStart of year $264,425$181,647
X-4 Accounts receivableStart of year $30,988$23,438
X-15 Other assetsStart of year $4,783$82,315
X-16 Total assetsStart of year $300,196$287,400
X-17 Accounts payable and accrued expensesStart of year $153,660$141,442
X-19 Deferred revenueStart of year $46,536$45,958
X-26 Total liabilitiesStart of year $200,196$187,400
X-27 Net assets without donor restrictionsStart of year $100,000$100,000
X-32 Total net assets or fund balancesStart of year $100,000$100,000
X-33 Total liabilities and net assetsStart of year $300,196$287,400
Part XI · Reconciliation of net assets $100,000 net assets at year end
XI-1 Total revenue$259,899
XI-2 Total expenses$259,899
XI-3 Revenue less expenses$0
XI-4 Net assets at start of year$100,000
XI-9 Other changes in net assets$0
XI-10 Net assets at end of year$100,000

Form 990 e-file (XML) FY2025 from the IRS · Classification, formation year and address from the IRS Business Master File

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