The mission of the Stem Greenhouse is to educate and empower demographic groups that are under-represented in science technology engineering and mathematics fields by providing programs to improve Stem skills for kindergarten through 12th grade students.

501(c)(3) charity; gifts are tax-deductible.
79¢ of each $1 spent went to programs.
Run by 25 volunteers and 14 employees.
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
Looks good: listed by the IRS and not on the revocation list.
IRS BMF · Auto-Revocation List
Tax-deductible gifts
Yes
Donations are tax-deductible
Looks good: the IRS lists gifts to it as deductible.
IRS Pub. 78 · IRS BMF
Latest return
FY2025
latest Form 990
Looks good: the latest return is for FY2025, 1 tax year back; within 2 tax years.
IRS e-file · Filing history
Surplus or deficit
4 of 5
filings with a surplus
Average surplus $100K a year · 12% of revenue · last 5 filings
Fine: a surplus in 4 of the last 5 filings.
Pt I · Ln 19 · 5 filings
Spent on programs
79%
of spending
Looks good: 79% of spending went to programs; 75% or more.
Pt IX · Ln 25 · col B
Pay to officers and key staff
$144K
to officers and key staff · 11% of spending
Looks good: pay to officers and key staff is 11% of spending; 15% or less.
Pt VII · Sec A
4 mo
of spending, in cash
Looks good: 4.5 months of spending in cash; 3 or more.
Pt X · Ln 1–2 · Pt I · Ln 18
Named funders
13
named funders · $631K
Looks good: 13 funders name it on their filings; 3 or more.
Funders’ Sch. I, 990-PF
Liabilities
$5K
0.9% of total assets
Looks good: liabilities are 1% of assets; 50% or less.
Pt X · Ln 26
Independent board members
10
of 10 voting members
Looks good: 10 of 10 voting members are independent, a majority.
Pt VI · Ln 1a–1b
Looks goodFineWorth a lookConcernNo data yetTap a box for the reason.
Revenue
$1.5M
+72% vs prior year
Spent
$1.3M
To programs
79%
Net assets
$510K
By yearFY2021–FY2025
Revenue
$1.5M
FY2025▲ +72%
Tap a bar for its year
Revenue by fiscal year
FY2021$185K
FY2022$672K
FY2023$1.0M
FY2024$862K
FY2025$1.5M
Expenses
$1.3M
FY2025▲ +4%
Tap a bar for its year
Expenses by fiscal year
FY2021$151K
FY2022$426K
FY2023$653K
FY2024$1.2M
FY2025$1.3M
Net assets
$510K
FY2025▲ +68%
Tap a bar for its year
Net assets by fiscal year
FY2021$46K
FY2022$293K
FY2023$671K
FY2024$304K
FY2025$510K

From the FY2025 Form 990 (year ending June 2025) · figures checked against the IRS filing · see the original

Give Claim

Is it real?

Yes. Never revoked by the IRS. Latest filing on record: FY2025. IRS ruling in Feb 2015.

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

Where the money goes

79 cents of each dollar spent went to programs.

Program services 79% · $1.0M Management & general 18% · $232K Fundraising 3% · $37K

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

11 people listed on the 990; $144K paid to officers and key staff.

Part VII, Section A · reportable compensation · most recent filed roster (FY2024); the FY2025 filing did not itemize Part VII
Executive Di
$144,119Pt VII · Sec A
Treasurer
$0Pt VII · Sec A
Secretary
$0Pt VII · Sec A
Co-President
$0Pt VII · Sec A
Board Member
$0Pt VII · Sec A
Board Member
$0Pt VII · Sec A
Board Member
$0Pt VII · Sec A
Board Member
$0Pt VII · Sec A

Keli Christopher’s $144K as Executive Di is at the 61st percentile of top reported officer pay among 3394 $1–10M education nonprofits. Peer set: organizations in the same NTEE major field of work and revenue-size band, compared on each org’s own highest-paid officer/key-employee, from Form 990 Part VII / 990-PF Part VIII. Descriptive placement, not a verdict on whether the pay is appropriate.

Compensation history total reportable pay by year · 1 named individual · Part VII

NameFY2025FY2024FY2023FY2022FY2021
Keli Christopher$144,119$125,000$103,846$86,154$41,339

Total reportable compensation (Form 990 Part VII column D / Schedule J column E) by filing year, matched by name within this organization. The Schedule J base / bonus / deferred breakdown is not parsed into this dataset.

See Stem Greenhouse INC executive salaries →

On this list? Claim this org

Something off? Claim to add context

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

Empower under-represented youth with STEM skills through engaging programs for K-12 students.

Questions for Stem Greenhouse INC

Tap to ask. Stem Greenhouse INC sees how many people are interested.

Your first name shows with your question. Stem Greenhouse INC answers here, for everyone.

Provided by the organization

Know this org? Add your story

3 programs · $1.0M · in their own filed words · FY2024
01

Stem scholars stem scholars is an after-school program for middle school students. With a careful selection of tolls and innovative teaching methods to give them the resources that they need to be knowledgeable and proficient in science and math related subjects.

$530Kprogram expense
02

Sankofa stem academy the word "sankofa" is dervied from the twi language of ghana, and it means "to retrieve", by looking to the past to teach about the future. The sankofa STM academy program is a carefully curated 5 - week summer program that is designed for minority student.

$311Kprogram expense
03

Sage the sustainable agriculture, gardening and ecology (sage) is created to inspire middle school students in bipoc communities in grand rapids to learn about sustainable agriculture and their impact on the environment.

$163Kprogram expense

Funders

Who pays for it.

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

Grants

Schedule I · funders on record
Grants received · FY2024
See all 13 funders →

By the numbers

The FY2025 990, line by line.

1The main four
Money inPt VIII
$1.5M
Ln 12
Gifts and grantsLn 1h$1.5M
Investment incomeLn 3$9K
Money outPt IX
$1.3M
Ln 25
Programscol B$1.0M
Managementcol C$232K
Fundraisingcol D$37K
Owns and owesPt X
$510K
net assets · Ln 32
Cash and savingsLn 1–2$482K
Total assetsLn 16$515K
LiabilitiesLn 26$5K
PeoplePt VI, VII
11
listed · VII A
PaidVII A1
Voting boardVI 1a10
IndependentVI 1b10
2In more detail
Revenue in detailPt VIII
Gifts and grantsLn 1h$1.5M
Government grantsLn 1e$51K
Investment incomeLn 3$9K
Total revenueLn 12$1.5M
Assets in detailPt X, end of year
CashLn 1$482K
SavingsLn 2$134
Cash and savings togetherLn 1–2$482K
Land, buildings, equipmentLn 10c$33K
Other assetsLn 15$175
Total assetsLn 16$515K
LiabilitiesLn 26$5K
Net assetsLn 32$510K
OperationsPt I, VI
EmployeesI 514
VolunteersI 625
Fiscal year endsHeaderJune
Conflict-of-interest policyVI 12aNo
Whistleblower policyVI 13No
Records policyVI 14No
3Year over year
Balance sheet, start vs end of yearPt X · col A, B
LineStart FY25End FY25
Cash and savingsLn 1–2$306K$482K
Land, buildings, equipmentLn 10c$4K$33K
Total assetsLn 16$310K$515K
LiabilitiesLn 26$6K$5K
Net assetsLn 32$304K$510K
4Every line
Statement of functional expensesPt IX · every line
LineTotalProgramsManagementFundraising
Other salaries and wagesLn 7$619K$527K$92K
Other employee benefitsLn 9$28K$10K$18K
Payroll taxesLn 10$55K$39K$17K
Management feesLn 11a$26K$26K
Accounting feesLn 11c$43K$43K
Professional fundraising feesLn 11e$25K$25K
Advertising and promotionLn 12$19K$4K$3K$12K
Office expensesLn 13$24K$3K$21K
Information technologyLn 14$8K$7K$590
OccupancyLn 16$49K$43K$6K
TravelLn 17$15K$12K$3K
Conferences, conventions and meetingsLn 19$120K$118K$2K
Depreciation, depletion and amortizationLn 22$5K$5K
InsuranceLn 23$2K$2K$326
Other expenses (24a–d)Ln 24$210K$210K
All other expensesLn 24e$28K$27K$949
Total functional expensesLn 25$1.3M$1.0M$232K$37K

Filing history

YearMoney inMoney outIn minus outNet assetsDownload
FY2025 Latest Viewing $1.5M$1.3M$206K$510K 990 PDF
FY2024 $862K$1.2M−$367K$304K 990 PDF
FY2023 $1.0M$653K$378K$671K 990 PDF
FY2022 $672K$426K$246K$293K 990 PDF
FY2021 $185K$151K$34K$46K 990 PDF

More to add? Claim this org

Schedules filed Part IV

III · Programs R · Related orgs G · Fundraising L · Interested persons I · Grants A · Public support O · Explanations
See the full FY2025 990 (6 parts)
Part I · Summary $1,481,056 revenue, 12 lines filed
I-8 Contributions and grantsPrior year $859,469$1,472,433
I-9 Program service revenue$0
I-10 Investment incomePrior year $2,704$8,623
I-11 Other revenuePrior year $270$0
I-12 Total revenuePrior year $862,443$1,481,056
I-13 Grants and similar amounts paid$0
I-14 Benefits paid to members$0
I-15 Salaries and benefitsPrior year $663,484$703,106
I-16a Professional fundraising feesPrior year $52,087$24,794
I-17 Other expensesPrior year $514,106$547,304
I-18 Total expensesPrior year $1,229,677$1,275,204
I-19 Revenue less expensesPrior year −$367,234$205,852
Part VI · Governance 10 of 10 board members independent, 4 to look at
VI-1a Voting members of the governing body10
VI-1b Independent voting members10
VI-12a Written conflict of interest policyNo
VI-13 Written whistleblower policyNo
VI-14 Document retention and destruction policyNo
VI-15a Process for setting top official's payNo
VI-2 Family or business relationship among officers or directorsNo
Part VIII · Statement of revenue $1,481,056 across 5 lines filed
VIII-1e Government grants$50,626
VIII-1f All other contributions, gifts and grants$1,421,807
VIII-1h Total contributions, gifts and grants$1,472,433
VIII-3 Investment incomeRelated to mission $8,623$8,623
VIII-12 Total revenueRelated to mission $8,623$1,481,056
Part IX · Statement of functional expenses $1,275,204 across 16 lines filed
IX-7 Other salaries and wagesPrograms $527,189 · Management $91,978$619,167
IX-9 Other employee benefitsPrograms $10,414 · Management $18,068$28,482
IX-10 Payroll taxesPrograms $38,718 · Management $16,739$55,457
IX-11a Management feesManagement $25,507$25,507
IX-11c Accounting feesManagement $42,814$42,814
IX-11e Professional fundraising feesFundraising $24,794$24,794
IX-12 Advertising and promotionPrograms $4,057 · Management $3,071 · Fundraising $12,173$19,301
IX-13 Office expensesPrograms $3,005 · Management $20,937$23,942
IX-14 Information technologyPrograms $7,204 · Management $590$7,794
IX-16 OccupancyPrograms $42,709 · Management $5,812$48,521
IX-17 TravelPrograms $12,223 · Management $2,892$15,115
IX-19 Conferences, conventions and meetingsPrograms $117,820 · Management $1,855$119,675
IX-22 Depreciation, depletion and amortizationPrograms $5,201$5,201
IX-23 InsurancePrograms $1,554 · Management $326$1,880
IX-24 Other expenses (24a–d)Programs $209,846$209,846
IX-24e All other expensesPrograms $26,759 · Management $949$27,708
IX-25 Total functional expensesPrograms $1,006,699 · Management $231,538 · Fundraising $36,967$1,275,204
Part X · Balance sheet $514,763 assets, 12 lines filed
X-1 Cash, non-interest-bearingStart of year $172,994$481,584
X-2 Savings and temporary cash investmentsStart of year $133,091$134
X-4 Accounts receivableStart of year $3$3
X-10c Land, buildings and equipment, netStart of year $3,945$32,867
X-15 Other assetsStart of year $175$175
X-16 Total assetsStart of year $310,208$514,763
X-17 Accounts payable and accrued expensesStart of year $6,106$4,809
X-26 Total liabilitiesStart of year $6,106$4,809
X-27 Net assets without donor restrictionsStart of year $28,826$425,694
X-28 Net assets with donor restrictionsStart of year $275,276$84,260
X-32 Total net assets or fund balancesStart of year $304,102$509,954
X-33 Total liabilities and net assetsStart of year $310,208$514,763
Part XI · Reconciliation of net assets $509,954 net assets at year end
XI-1 Total revenue$1,481,056
XI-2 Total expenses$1,275,204
XI-3 Revenue less expenses$205,852
XI-4 Net assets at start of year$304,102
XI-10 Net assets at end of year$509,954

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

Similar organizations you could support · Compare with another nonprofit

Names, privacy, and removal requests More

The names, titles, and compensation shown on this page are reproduced from IRS Form 990 filings, which are public records.

Philanthropy.org does not alter the content of those filings. All information appears exactly as reported by the filing organization for the tax year shown.

We publish only information contained in the public IRS filing — and less than the filing contains. Our profile pages do not display street addresses, telephone numbers, personal email addresses, or other personal contact information, even where the filing includes them.

Many people share the same name. A name shown on this page reflects only what one organization reported in one IRS filing for one tax year. It should not be interpreted as identifying any other individual with the same or a similar name.

If you are no longer affiliated with the organization, your name will generally stop appearing in future IRS filings once the organization no longer reports you. Pages for tax years in which you were reported remain published because those filings remain part of the public record.

Philanthropy.org does not alter or remove IRS filing records. Removing a page from this website would not remove the underlying IRS filing, which remains publicly available from the IRS and other publishers of the same information.

If you believe the IRS filing itself is inaccurate, corrections must be made by the filing organization or the IRS directly.

Your org? Add context

Made it to the end? Claim this org

All figures are derived from public IRS Form 990 filings and are presented without evaluation of any organization. philanthropy.org does not rate, score, or rank organizations, including the pay comparisons above.