ADDISCODER INC

Cite this

Plain text ADDISCODER INC. furp.org, nonprofit organization profile, tax years 2018–2024. https://furp.org/org/addiscoder-inc-832581871. Retrieved 2026-10-26.

APA furp.org. (n.d.). ADDISCODER INC [Nonprofit organization profile; tax years 2018–2024]. Retrieved October 26, 2026, from https://furp.org/org/addiscoder-inc-832581871

MLA “ADDISCODER INC.” furp.org, tax years 2018–2024, https://furp.org/org/addiscoder-inc-832581871. Accessed 26 Oct. 2026.

Retrieved 2026-10-26; covers tax years 2018–2024. Data: furp.org, CC BY 4.0.

2024 · Form 990 · revenue $357K · expenses $334K · assets $391K

EIN
83-2581871
Address
103 WALDEN ST, CAMBRIDGE, MA 02140-3304
Website
WWW.ADDISCODER.COM
NTEE code
B99
Exempt type
501(c)(3): charitable, religious, educational, scientific or literary (corporation)
Ruling date
December 2018 (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 supported by the public (170(b)(1)(a)(vi))
Cross-check
ProPublica Nonprofit Explorer

Mission

COMPUTER SCIENCE PROGRAMMING TO HIGH SCHOOL STUDENTS IN ETHIOPIA AND JAMAICA

Each tax year counts once: when a return was amended, only the latest return for that period is used below (superseded returns stay listed, greyed, under Finances).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

None of the 3 people listed on these returns reported compensation from the organization. They are listed below.

Officers and directors, no compensation reported

3 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
Boaz Barak SECRETARY2018-2024 1 $0 reported 1
Timnit Gebru TREASURER2018-2024 1 $0 reported 1
Jelani Nelson PRESIDENT2018-2024 3 $0 reported 1

People by year

2024 · 3 people listed · none paid · 0 employees
NameTitleHrs/wkFrom orgFrom relatedOtherTotalOrgs
JELANI NELSON PRESIDENT3 $0$0$0 $01
TIMNIT GEBRU TREASURER1 $0$0$0 $01
BOAZ BARAK SECRETARY1 $0$0$0 $01
2023 · 3 people listed · none paid · 0 employees · 3 volunteers
NameTitleHrs/wkFrom orgFrom relatedOtherTotalOrgs
BOAZ BARAK SECRETARY1 $0$0$0 $01
TIMNIT GEBRU TREASURER1 $0$0$0 $01
JELANI NELSON PRESIDENT3 $0$0$0 $01
2022 · 3 people listed · none paid · 0 employees · 3 volunteers
NameTitleHrs/wkFrom orgFrom relatedOtherTotalOrgs
BOAZ BARAK SECRETARY1 $0$0$0 $01
TIMNIT GEBRU TREASURER1 $0$0$0 $01
JELANI NELSON PRESIDENT3 $0$0$0 $01
2021 · 3 people listed · none paid
NameTitleHrs/wkFrom orgFrom relatedOtherTotalOrgs
JELANI NELSON PRESIDENT3 $0-$0 $01
TIMNIT GEBRU TREASURER1 $0-$0 $01
BOAZ BARAK SECRETARY1 $0-$0 $01
2020 · 3 people listed · none paid
NameTitleHrs/wkFrom orgFrom relatedOtherTotalOrgs
JELANI NELSON PRESIDENT3 $0-$0 $01
TIMNIT GEBRU TREASURER1 $0-$0 $01
BOAZ BARAK SECRETARY1 $0-$0 $01
2018 · 3 people listed · none paid
NameTitleHrs/wkFrom orgFrom relatedOtherTotalOrgs
Jelani Nelson President3 $0-$0 $01
Timnit Gebru Treasurer1 $0-$0 $01
Boaz Barak Secretary1 $0-$0 $01

Highest-paid independent contractors

No independent contractors reported.

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
2024 · Form 990 period ending 2025-09-30 · view filing · original 990 ↗
$357,489$333,900 $390,923$386,554 $348,283$0 $00-
2023 · Form 990 period ending 2024-09-30 · view filing · original 990 ↗
$429,796$214,397 $365,665$362,964 $419,817$0 $003
2022 · Form 990 period ending 2023-09-30 · view filing · original 990 ↗
$283,600$192,286 $147,460$147,564 $283,600$0 $003
2021 · Form 990EZ period ending 2022-09-30 · view filing · original 990 ↗
$79,572$64,004 $56,477$56,250 $79,572- ---
2020 · Form 990EZ period ending 2021-09-30 · view filing · original 990 ↗
$14,096$1,229 $40,981$40,682 $14,096$0 ---
2018 · Form 990EZ period ending 2019-09-30 · view filing · original 990 ↗
$28,906$23,176 $5,730$5,730 $28,906$0 ---

Funders of this organization

9 grantors reported grants to this organization, $719,296 in all, tax years 2019 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
CARINA INITIATIVES INC Private foundation Fuzzy filed as “ADDISCODER INC” 2022-2023 2$220,000 2023$110,000
show
HOPPER-DEAN FOUNDATION Private foundation Fuzzy filed as “ADDISCODER INC” 2022, 2024 3$199,933 2024$99,933
show
AMERICAN ONLINE GIVING FOUNDATION INC DAF sponsor Exact 2019, 2022-2025 5$155,831 2025$36,196
show
NATIONAL PHILANTHROPIC TR DAF sponsor Exact 2024 1$50,000 2024$50,000
show
SILICON VALLEY COMMUNITY FOUNDATION DAF sponsor Exact 2022 1$30,000 2022$30,000
show
DAVID AND LUCILE PACKARD FOUNDATION Private foundation Fuzzy filed as “ADDISCODER INC” 2022 1$30,000 2022$30,000
show
DONOR ADVISED CHARITABLE GIVING DAF sponsor Exact 2023-2024 2$24,500 2024$19,000
show
X SCHOOL Public charity Exact 2025 1$9,000 2025$9,000
show
AMAZONSMILE FOUNDATION Private foundation Fuzzy filed as “ADDISCODER INC” 2021-2023 3$32 2023$19
show

Similar organizations

Ranked without any AI: same NTEE code first, then the same NTEE group; then revenue within 2x, 5x or 10x; then the same state; then similar name and mission text. Same state only · More (100)

OrganizationStateNTEELatest revenueLatest expensesTop-paid titleTop payWhy similar
MARY LYON FOUNDATION INCMAB99 $448,323$547,851 Chief Executive Officer$99,712 Same NTEE code B99, revenue within 2x, same state
MASSACHUSETTS RESTAURANT ASSOCIATION EDUCATIONAL FOUNDATIONMAB99 $435,921$445,950 PRESIDENT$0 Same NTEE code B99, revenue within 2x, same state
SCIENCE SITES INCMAB99 $288,950$286,709 PRESIDENT$95,000 Same NTEE code B99, revenue within 2x, same state
26 2 FOUNDATION INCMAB99 $300,469$360,514 PRESIDENT$42,000 Same NTEE code B99, revenue within 2x, same state
LUCY PARSONS CENTER INCMAB99 $293,673$282,283 PRESIDENT AND DIRECTOR$0 Same NTEE code B99, revenue within 2x, same state
PLUMFIELD ACADEMY INCMAB99 $326,010$363,170 PRESIDENT$73,666 Same NTEE code B99, revenue within 2x, same state
REALITY HACK INCMAB99 $438,483$378,824 PRESIDENT$0 Same NTEE code B99, revenue within 2x, same state
BAY STATE LEARNING CENTER INCMAB99 $288,981$282,099 EXECUTIVE DIRECTOR$43,541 Same NTEE code B99, revenue within 2x, same state
QURAN LEARNING CENTER INCMAB99 $382,975$163,465 PRESIDENT$0 Same NTEE code B99, revenue within 2x, same state
LEAN GLOBAL NETWORK INCMAB99 $385,398$288,157 PRES/TREAS/CLERK-EXEC COMM MEM$0 Same NTEE code B99, revenue within 2x, same state
BARNSTABLE YOUTH HOCKEY ASSOCIATION INCMAB99 $347,907$319,812 PRESIDENT$0 Same NTEE code B99, revenue within 2x, same state
INSTITUTE FOR BIOMEDICAL ENTREPRENEURSHIP INCMAB99 $360,000$529,369 PRESIDENT$0 Same NTEE code B99, revenue within 2x, same state
LOCAL JOURNALISM PROJECT INCMAB99 $390,142$386,481 PRESIDENT$0 Same NTEE code B99, revenue within 2x, same state
MASSACHUSETTS ENGLISH LEARNER COMMUNITY FOUNDATION INCMAB99 $360,093$40,851 EXECUTIVE DIRECTOR/PRESIDE$0 Same NTEE code B99, revenue within 2x, same state
NORTH BERKSHIRE COMMUNITY TELEVISION CORPORATION INCMAB99 $311,635$314,060 EXECUTIVE DI$88,217 Same NTEE code B99, revenue within 2x, same state
WOMEN ENCOURAGING EMPOWERMENT INCMAB99 $377,944$404,616 EXECUTIVE DIRECTOR$101,882 Same NTEE code B99, revenue within 2x, same state
HARVARD MODEL CONGRESS INCORPORATEDMAB99 $324,268$289,389 CO-PRESIDENT$0 Same NTEE code B99, revenue within 2x, same state
INNOVATIVE LEARNING INSTITUTES INCMAB99 $399,358$390,429 PRESIDENT$0 Same NTEE code B99, revenue within 2x, same state
KASHMIR EDUCATION INITIATIVE KEIMAB99 $462,467$228,948 PRESIDENT/DIRECTOR$0 Same NTEE code B99, revenue within 2x, same state
INSTITUTE FOR PEACEABLE COMMUNITIES INCMAB99 $320,233$439,638 Treasurer/Clerk/Director$35,633 Same NTEE code B99, revenue within 2x, same state
QUERY ON INCMAB99 $432,761$334,314 PRESIDENT, TREASURER, CLER$0 Same NTEE code B99, revenue within 2x, same state
INTERNATIONAL CONFERENCE ON INFORMATION QUALITY INCMAB99 $400,553$401,285 CHAIRMAN$0 Same NTEE code B99, revenue within 2x, same state
UPWARD PROJECTMAB99 $386,090$420,187 Executive Director$100,889 Same NTEE code B99, revenue within 2x, same state
PROJECT REAPMAB99 $284,675$371,700 CHAIRMAN$0 Same NTEE code B99, revenue within 2x, same state
DUXBURY STUDENT UNION ASSOCIATIONMAB99 $366,281$315,239 Executive Director$98,677 Same NTEE code B99, 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
FIDELITY INVESTMENTS CHARITABLE GIFT FUND DAF sponsor$3,155,13285 242016–2024 WALK IN ART CENTER INC; KASHMIR EDUCATION INITIATIVE KEI; PERSON COUNTY EDUCATION FOUNDATION INC; UPWARD PROJECT and 20 more
DONOR ADVISED CHARITABLE GIVING funds this one DAF sponsor$1,402,47536 132014–2024 WOMEN IN NEUROSCIENCE; BELLA ABZUG LEADERSHIP INSTITUTE INC; CATERPILLAR LAB INC; WYOMISSING AREA EDUCATION FOUNDATION INC and 9 more
NATIONAL CHRISTIAN CHARITABLE FOUNDATION DAF sponsor$1,225,67321 62014–2024 BETTER FOR KIDS INC; LEGACY INC; THE LANDING PLACE INC; SENIORS ON A MISSION INC and 2 more
JOHN TEMPLETON FOUNDATION Private foundation$1,150,39412 22014–2022 SCIENCE SITES INC; CATERPILLAR LAB INC
THE RHODE ISLAND COMMUNITY FOUNDATION DAF sponsor$605,0006 12019–2024 RHODE ISLAND INSTRUCTIONAL LEADERSHIP ACADEMY
AMERICAN ONLINE GIVING FOUNDATION INC funds this one DAF sponsor$581,25333 122019–2025 KASHMIR EDUCATION INITIATIVE KEI; RAYMOND J FISHER HOME AND SCHOOL CLUB INC; 26 2 FOUNDATION INC; PROPEL ATL INC and 8 more
BOSTON FOUNDATION INC DAF sponsor$521,00015 32014–2024 WOMEN ENCOURAGING EMPOWERMENT INC; UPWARD PROJECT; PIECEWORK PARTNERS
SPARTANBURG COUNTY FOUNDATION DAF sponsor$519,04616 12010–2025 ADULT LEARNING CENTER INC
FLAMBOYAN FOUNDATION INC Private foundation$505,0004 12019–2024 COLABORATIVOPR INC
PAYPAL CHARITABLE GIVING FUND DAF sponsor$492,3067 42018–2023 26 2 FOUNDATION INC; LEAN GLOBAL NETWORK INC; PLAN PAIS INC; KASHMIR EDUCATION INITIATIVE KEI
THE CLEVELAND FOUNDATION DAF sponsor$414,65710 12014–2024 ACE MENTOR PROGRAM OF AMERICA INC
VANGUARD CHARITABLE ENDOWMENT PROGRAM DAF sponsor$380,60011 32020–2024 MARY LYON FOUNDATION INC; PERSON COUNTY EDUCATION FOUNDATION INC; ADAMS STREET FOUNDATION INC
PORTICUS NORTH AMERICA FOUNDATION Private foundation$354,6891 12021–2021 COLABORATIVOPR INC
GREATER KANSAS CITY COMMUNITY FOUNDATION DAF sponsor$340,0003 22016–2024 ASIANETWORK INC; EDISON UNIVERSE INC
YAFFA FOUNDATION INC Private foundation$340,0005 12020–2024 BELLA ABZUG LEADERSHIP INSTITUTE INC

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.

2024 · Form 990 · $333,900 spent · pay $0 · grants $0 · events $0
LineAs describedTotalProgramManagementFundraisingShare
Fees: other services $120,977$120,977-- 36.2%
Travel $105,381$105,381-- 31.6%
Other (as described)PROGRAM EXPENSES $92,305$92,305-- 27.6%
Advertising and promotion $5,303--$5,303 1.6%
Other (as described)BANK FEES $3,287-$3,287- 1.0%
Fees: accounting $3,199-$3,199- 1.0%
Fees: legal $2,443-$2,443- 0.7%
Information technology $958$958-- 0.3%
Office expenses $756-$756- 0.2%
Other (as described)CASH BACK REWARD ADJ -$709--$709- -0.2%
Total$333,900100%

View the filing

2023 · Form 990 · $214,397 spent · pay $0 · grants $0 · events $0
LineAs describedTotalProgramManagementFundraisingShare
Travel $112,268$112,268-- 52.4%
Other (as described)PROGRAM EXPENSES $94,336$94,336-- 44.0%
Fees: accounting $2,873-$2,873- 1.3%
Other (as described)BANK FEES $2,696-$2,696- 1.3%
Fees: legal $1,044-$1,044- 0.5%
Office expenses $485-$485- 0.2%
Advertising and promotion $322--$322 0.2%
Information technology $310$310-- 0.1%
Fees: professional fundraisers $63--$63 0.0%
Total$214,397100%

View the filing

2022 · Form 990 · $192,286 spent · pay $0 · grants $55,000 · events $0
LineAs describedTotalProgramManagementFundraisingShare
Travel $92,206-$92,206- 48.0%
Grants outside the US $55,000$55,000-- 28.6%
Other (as described)PROGRAM EXPENSES $40,478$40,478-- 21.1%
Fees: accounting $1,638-$1,638- 0.9%
Other (as described)SUPPLIES $1,399$1,399-- 0.7%
Other (as described)BANK SERVICE FEES $807-$807- 0.4%
Office expenses $402-$402- 0.2%
Information technology $282$282-- 0.1%
Fees: legal $54-$54- 0.0%
Advertising and promotion $20--$20 0.0%
Total$192,286100%

View the filing

2021 · Form 990EZ · $64,004 spent · pay $0 · grants $0 · events $0
LineAs describedTotalShare
Fees to independent contractors $58,130 90.8%
Other expenses (detail on Schedule O) $5,874 9.2%
Total$64,004100%

View the filing

2020 · Form 990EZ · $1,229 spent · pay $0 · grants $0 · events $0
LineAs describedTotalShare
Other expenses (detail on Schedule O) $1,175 95.6%
Fees to independent contractors $54 4.4%
Total$1,229100%

View the filing

2018 · Form 990EZ · $23,176 spent · pay $0 · grants $0 · events $0
LineAs describedTotalShare
Other expenses (detail on Schedule O) $22,433 96.8%
Printing, publications, postage $743 3.2%
Total$23,176100%

View the filing

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