Nonprofit · EIN 46-1496217
CENTER FOR OPEN SCIENCE
Tax-exempt · CHARLOTTESVLE, VA 22911
Financials
| Year ended | Form | Revenue | Expenses | Net income | Total assets | Liabilities | Net assets |
|---|---|---|---|---|---|---|---|
| December 31, 2024 | 990 | $10,217,166 | $8,787,031 | $1,430,135 | $16,271,909 | $2,918,445 | $13,353,464 |
| December 31, 2023 | 990 | $8,081,750 | $7,479,640 | $602,110 | $14,159,639 | $9,522,428 | $4,637,211 |
Financial details: 990 for the year ended December 31, 2024
Revenue
- Contributions, gifts and grants
- $9,716,021
- of which government grants
- $1,532,692
- Program service revenue
- $474,630
- Investment income
- $519
- Other revenue
- $25,996
Expenses
- Grants and similar amounts paid
- $247,658
- Compensation of officers, directors and key employees
- $849,279
- Other salaries and wages
- $4,232,534
- Salaries, compensation and benefits (total)
- $5,962,686
- Professional fundraising fees
- $0
- Legal fees
- $37,480
- Accounting fees
- $37,000
- Occupancy
- $167,592
- Travel
- $389,509
- Depreciation
- -$129,906
- Program services (functional)
- $7,436,425
- Management and general (functional)
- $1,034,949
- Fundraising (functional)
- $315,657
Balance sheet and other
- Total assets, start of year
- $14,159,639
- Total assets, end of year
- $16,271,909
- Total liabilities, end of year
- $2,918,445
- Net assets, end of year
- $13,353,464
- Land, buildings and equipment
- $7,815
- Publicly traded securities
- $12,602,244
- Net assets without donor restrictions
- $7,017,747
- Net assets with donor restrictions
- $6,335,717
- Gross receipts
- $10,217,166
- Employees
- 57
- Volunteers
- 35
- Year formed
- 2013
- State of legal domicile
- VA
From the e-filed returns the IRS publishes as XML (latest three processing years; amended returns replace the original). PDF copies at the IRS.
Officers, directors and key employees
As listed on the 990 for the year ended December 31, 2024, highest compensation first.
| Name | Title | Hours / week | Compensation | Other / benefits |
|---|---|---|---|---|
| BRIAN NOSEK | EXECUTIVE DIRECTOR Officer | 40 | $252,500 | $10,100 |
| LISA CUEVAS SHAW | COO & MANAGING DIRECTOR Key employee | 40 | $200,028 | $8,001 |
| OSMAND CHRISTIAN | SR. DIRECTOR OF ENGINEERING Key employee | 40 | $175,345 | $16,452 |
| NICOLE PFEIFFER | CHIEF PRODUCT OFFICER Key employee | 40 | $179,667 | $7,187 |
| MATTHEW FRAZIER | PRINCIPAL SOFTWARE ENGINEER Highest-paid employee | 40 | $136,777 | $17,400 |
| TIM ERRINGTON | SR. DIRECTOR OF RESEARCH Highest-paid employee | 40 | $142,029 | $6,129 |
| BRIAN PILATI | MANAGER SOFTWARE ENGINEERING Highest-paid employee | 40 | $132,291 | $15,693 |
| BRIAN GEIGER | SR. MANAGER SOFTWARE ENGINEERING Highest-paid employee | 40 | $127,353 | $18,111 |
| FITZHUGH ELLIOTT | MANAGER SOFTWARE ENGINEERING Highest-paid employee | 40 | $128,308 | $15,331 |
| GEORGE BANKS | CHAIR Trustee or director, Officer | 1 | $0 | $0 |
| REBECCA SAXE | VICE CHAIR Trustee or director, Officer | 1 | $0 | $0 |
| JON HILL | TREASURER Trustee or director, Officer | 1 | $0 | $0 |
| MATTHEW BUYS | MEMBER-AT-LARGE Trustee or director | 1 | $0 | $0 |
| ELAINE CHEN | MEMBER-AT-LARGE Trustee or director | 1 | $0 | $0 |
| ADIB CHOUDHURY | MEMBER-AT-LARGE Trustee or director | 1 | $0 | $0 |
5 more people on this return
| Name | Title | Hours / week | Compensation |
|---|---|---|---|
| ALISON MUDDITT | MEMBER-AT-LARGE Trustee or director | 1 | $0 |
| DAMIAN PATTISON | MEMBER-AT-LARGE Trustee or director | 1 | $0 |
| SUSANNA-ASSUNTA SANSONE | MEMBER-AT-LARGE Trustee or director | 1 | $0 |
| YVETTE SEGER | MEMBER-AT-LARGE Trustee or director | 1 | $0 |
| ELAINE WESTBROOKS | MEMBER-AT-LARGE Trustee or director | 1 | $0 |
990 for the year ended December 31, 2023: 15 people
| Name | Title | Hours / week | Compensation | Other / benefits |
|---|---|---|---|---|
| BRIAN NOSEK | EXECUTIVE DI Officer | 40 | $209,108 | $20,892 |
| LISA SHAW | CHIEF OPER O Highest-paid employee | 40 | $188,960 | $0 |
| NICOLE PFEIFFER | CHIEF PROD O Highest-paid employee | 40 | $149,269 | $0 |
| MATTHEW FRAZIER | PRINCIPAL EN Highest-paid employee | 40 | $132,437 | $0 |
| TIMOTHY ERRINGTON | SR DIR OF RE Highest-paid employee | 40 | $130,662 | $0 |
| GEORGE BANKS | CHAIR Trustee or director, Officer | 0.1 | $0 | $0 |
| REBECCA SAXE | VICE CHAIR Trustee or director, Officer | 0.1 | $0 | $0 |
| JON HILL | TREASURER Trustee or director, Officer | 0.1 | $0 | $0 |
| ALISON MUDDITT | MEMBER Trustee or director | 0.1 | $0 | $0 |
| SUSANNA-ASSUNTA SANSONE | MEMBER Trustee or director | 0.1 | $0 | $0 |
| ELAINE CHEN | MEMBER Trustee or director | 0.1 | $0 | $0 |
| MARYROSE FRANKO | MEMBER Trustee or director | 0.1 | $0 | $0 |
| MARCIA MCNUTT | MEMBER Trustee or director | 0.1 | $0 | $0 |
| ELAINE WESTBROOKS | MEMBER Trustee or director | 0.1 | $0 | $0 |
| YVETTE SEGER | MEMBER Trustee or director | 0.1 | $0 | $0 |
Address and contacts
- Address (IRS master file)
- 2857 STRATFORD GLEN WAY, CHARLOTTESVLE, VA 22911-8293
- In care of
- % BRIAN A NOSEK
- Principal officer (990 for 2024)
- BRIAN NOSEK, 6218 GEORGIA AVE NW STE 1 UNIT 3189, WASHINGTON, DC 20011
- Signed the 990
- BRIAN NOSEK, EXECUTIVE DIRECTOR
- Phone
- (434) 214-0523
- Website
- WWW.COS.IO
- Return prepared by
- BAKER TILLY ADVISORY GROUP LP
Mission
THE CENTER FOR OPEN SCIENCE (COS) IS DEDICATED TO INCREASING OPENNESS, INTEGRITY, AND REPRODUCIBILITY IN SCHOLARLY RESEARCH.
Program accomplishments
- INFRASTRUCTURE:THE OPEN SCIENCE FRAMEWORK (OSF; WWW.OSF.IO) IS A COMMUNITY-DRIVEN PLATFORM THAT SUPPORTS RESEARCHERS THROUGHOUT THE ENTIRE RESEARCH PROCESS--FROM PLANNING AND DATA COLLECTION TO ANALYSIS, COLLABORATION, AND SHARING. BY PROMOTING TRANSPARENCY AND ACCESSIBILITY, OSF ENABLES RESEARCHERS TO ADVANCE AND VALIDATE THEIR WORK MORE EFFECTIVELY.IN 2024, OSF EXPERIENCED CONTINUED GROWTH, WITH 121,594 NEW USERS, 105,868 NEW PUBLIC PROJECTS, REGISTRATIONS, AND PREPRINTS, NEARLY 30 MILLION VIEWS OF HOSTED CONTENT, AND 50 MILLION FILE DOWNLOADS.COS IMPLEMENTED KEY ENHANCEMENTS TO STREAMLINE WORKFLOWS AND IMPROVE USABILITY, INCLUDING: (I) BOA, A TOOL FOR LARGE-SCALE DATA MINING; (II) CEDAR INTEGRATION TO SUPPORT CUSTOM FAIR METADATA; AND (III) A REVAMPED PREPRINTS INTERFACE TO SIMPLIFY SUBMISSIONS AND ENHANCE DISCOVERABILITY.COS ALSO EXPANDED ITS MODULAR TRAINING PROGRAM TO HELP RESEARCHERS ADOPT OPEN SCIENCE PRACTICES WITH GREATER EASE AND CONFIDENCE.Expenses $4,337,868 · revenue $460,630
- METASCIENCE:AS METASCIENCE GAINS GLOBAL TRACTION, COS HELPED COORDINATE AND ACCELERATE THE FIELD THROUGH THE LAUNCH OF THE METASCIENCE ALLIANCE. THE ALLIANCE SERVES AS A COLLABORATIVE HUB CONNECTING RESEARCHERS, FUNDERS, INSTITUTIONS, PUBLISHERS, POLICYMAKERS, INFRASTRUCTURE PROVIDERS, AND OTHERS WORKING TO STRENGTHEN THE SCIENTIFIC ECOSYSTEM.THE ALLIANCE FOCUSES ON: (I) BUILDING COALITIONS THROUGH CONVENINGS, NETWORKING EVENTS, AND RESOURCES THAT CONNECT COMMUNITIES ACROSS DISCIPLINES AND SECTORS; (II) STRENGTHENING THE WORKFORCE BY SUPPORTING NEW CAREER PATHWAYS, OFFERING CROSS-SECTOR TRAINING, AND LAUNCHING PROGRAMS FOR POSTDOCTORAL AND EARLY-CAREER INNOVATORS; (III) ENABLING MATCHMAKING AMONG RESEARCHERS, FUNDERS, AND INFRASTRUCTURE PROVIDERS TO DESIGN COLLABORATIVE PROJECTS; AND (IV) ALIGNING AND AMPLIFYING METASCIENCE EFFORTS TO REDUCE DUPLICATION AND ACCELERATE SHARED PROGRESS.COS ALSO CONTINUED TO ADVANCE ITS OWN METASCIENCE RESEARCH THROUGH PROJECTS SUCH AS THE OPEN SCHOLARSHIP SURVEY (OSS) AND PILOT INITIATIVES INCLUDING BENCHMARKING LLM AGENTS ON SCIENTIFIC TASKS, SMART: SCALING MACHINE ASSESSMENTS OF RESEARCH TRUSTWORTHINESS, AND THE REGISTERED REVISIONS PROJECT, WHICH EVALUATES INNOVATIONS IN PEER REVIEW.THE OPEN SCHOLARSHIP SURVEY (OSS) IS A STANDARDIZED, MODULAR TOOL USED TO ASSESS RESEARCHER ATTITUDES, BEHAVIORS, AND PERCEPTIONS REGARDING OPEN SCHOLARSHIP. IT IDENTIFIES KEY "GAPS"-- BETWEEN ATTITUDES AND BEHAVIORS, PERCEPTIONS AND NORMS, AND BARRIERS TO ADOPTION--THAT INFORM TARGETED INTERVENTIONS SUCH AS TRAINING AND INCENTIVE REFORM. IN 2024, COS DEPLOYED THE THIRD WAVE OF THIS LONGITUDINAL STUDY, TRACKING CHANGES IN RESEARCHER ENGAGEMENT WITH OPEN SCIENCE PRACTICES OVER TIME.ACROSS ITS INFRASTRUCTURE, POLICY, AND METASCIENCE INITIATIVES, COS CONTINUES TO ADVANCE A MORE TRANSPARENT, TRUSTWORTHY, AND COLLABORATIVE RESEARCH ECOSYSTEM.Expenses $1,745,341 · grants $115,885 · revenue $250
- POLICY/COMMUNITY:MOMENTUM FOR OPEN SCIENCE CONTINUED TO GROW IN 2024 AS GOVERNMENTS, FUNDING AGENCIES, AND INSTITUTIONS STRENGTHENED REQUIREMENTS FOR TRANSPARENCY AND REPRODUCIBILITY. COS'S TRANSPARENCY AND OPENNESS PROMOTION (TOP) GUIDELINES, FIRST INTRODUCED IN 2015, RECEIVED A MAJOR UPDATE IN 2024. THE REVISED VERSION CLARIFIED STANDARDS, REFINED IMPLEMENTATION STRATEGIES, AND REINFORCED THE IMPORTANCE OF DATA SHARING, PREREGISTRATION, AND REPLICATION IN RESEARCH ASSESSMENT--FURTHERING COS'S ROLE IN ADVANCING CREDIBLE AND TRANSPARENT SCIENCE.COS WORKED WITH RESEARCH COMMUNITIES TO MAKE OPEN SCIENCE THE EVERYDAY NORM FOR CREDIBLE RESEARCH. THROUGH TARGETED CULTURE CHANGE INITIATIVES, COS CATALYZED THE ADOPTION OF OPEN PRACTICES WITHIN SPECIFIC DOMAINS. TWO MAJOR 2024 EFFORTS INCLUDED: (I) THE GLOBAL FLOURISHING STUDY, INCORPORATING DATA FROM MORE THAN 200,000 PARTICIPANTS ACROSS 22 COUNTRIES, AND (II) THE INSTAGRAM DATA ACCESS PILOT SELECTED FOUR RESEARCH TEAMS FROM OVER 40 SUBMISSIONS.BOTH INITIATIVES INTEGRATED CORE OPEN SCIENCE PRACTICES--SUCH AS PREREGISTRATION AND REGISTERED REPORTS--INTO THEIR DESIGN, SETTING A NEW STANDARD FOR TRANSPARENCY AND COLLABORATION IN LARGE-SCALE RESEARCH.IN 2024, COS ALSO LAUNCHED LIFECYCLE JOURNAL, A NEW PUBLISHING PLATFORM THAT REDEFINES SCHOLARLY COMMUNICATION BY ALIGNING RECOGNITION WITH TRANSPARENCY AND RIGOR. LIFECYCLE JOURNAL EVALUATES RESEARCH BASED ON METHODOLOGICAL QUALITY AND OPENNESS RATHER THAN NOVELTY ALONE, REWARDING ROBUST AND REPRODUCIBLE WORK THROUGHOUT THE RESEARCH LIFECYCLE.Expenses $1,353,216 · grants $131,773 · revenue $13,750
What it must file and when
IRS records say it files Form 990 or 990-EZ. Based on its last return; a smaller organization may file the 990-N. Its accounting year ends in December, so each return is due on the 15th day of the 5th month after that.
| Tax year | Year ended | Due | IRS public records |
|---|---|---|---|
| 2025 | December 31, 2025 | May 15, 2026 | Not on file |
| 2024 | December 31, 2024 | May 15, 2025 | 990 on file |
| 2023 | December 31, 2023 | May 15, 2024 | 990 on file |
IRS record
- EIN
- 46-1496217
- Tax-exempt status
- 501(c)(3): Charitable, religious, educational or scientific organization
- Foundation status
- Publicly supported organization (170(b)(1)(A)(vi))
- Donations deductible (Pub 78)
- Public charity, 50% deduction limit
- Exempt since
- 2014
- Accounting year ends
- December
- Files
- Form 990 or 990-EZ
- Category (NTEE)
- Science and technology (U03)
- Assets (IRS master file)
- $16,271,909
- Income (IRS master file)
- $10,217,166
Filing history
| Form | Year ended | Revenue | Expenses | Assets | Return |
|---|---|---|---|---|---|
| 990 | December 2024 | $10,217,166 | $8,787,031 | $16,271,909 | XML |
| 990 | December 2023 | $8,081,750 | $7,479,640 | $14,159,639 | XML |
| 990 | December 2022 | $7,585,203 | $6,936,991 | $12,509,767 | IRS |
| 990 | December 2021 | – | – | – | IRS |
| 990 | December 2020 | – | – | – | IRS |
| 990 | December 2018 | – | – | – | IRS |
990-N: the IRS bulk file holds only the latest e-Postcard per organization; earlier years come from archived copies of that file since 2020 and can have gaps (the IRS e-Postcard search lists every one). 990, 990-EZ, 990-PF, 990-T: every e-filed return in the IRS e-file index since 2019; XML for the latest three processing years, amounts from the IRS Statistics of Income extracts before that. PDF copies and determination letters at the IRS (search EIN 46-1496217).
Questions about CENTER FOR OPEN SCIENCE
- What is the EIN of CENTER FOR OPEN SCIENCE?
- The employer identification number (EIN) of CENTER FOR OPEN SCIENCE is 46-1496217.
- Is CENTER FOR OPEN SCIENCE tax-exempt?
- Yes. The IRS lists it as tax-exempt under section 501(c)(3) since 2014.
- Are donations to CENTER FOR OPEN SCIENCE tax-deductible?
- Yes. It is listed in IRS Publication 78 (Public charity, 50% deduction limit).
- Which annual return does CENTER FOR OPEN SCIENCE file?
- Form 990 or 990-EZ. Based on its last return; a smaller organization may file the 990-N.
- When is the next return of CENTER FOR OPEN SCIENCE due?
- The return for tax year 2025 (the year ending December 31, 2025) is due May 15, 2026. Form 8868 extends it by six months; the 990-N cannot be extended.
- When did CENTER FOR OPEN SCIENCE last file with the IRS?
- The latest return in the IRS public files is the 990 for the year ended December 2024.
- Who is the principal officer of CENTER FOR OPEN SCIENCE?
- The 990 for the year ended December 31, 2024 names BRIAN NOSEK.
- Who are the officers and directors of CENTER FOR OPEN SCIENCE?
- The 990 for the year ended December 31, 2024 lists 20 people; 9 received compensation from the organization, the highest $252,500 (BRIAN NOSEK, EXECUTIVE DIRECTOR).
- How much revenue does CENTER FOR OPEN SCIENCE have?
- On its 990 for the year ended December 31, 2024 it reported revenue of $10,217,166, expenses of $8,787,031 and total assets of $16,271,909 at year end.
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