Nonprofit · EIN 48-0547708
NATIONAL SOCIAL SCIENCE HONOR SOCIETY PI GAMMA MU INC
Tax-exempt · WINFIELD, KS 67156
Financials
| Year ended | Form | Revenue | Expenses | Net income | Total assets | Liabilities | Net assets |
|---|---|---|---|---|---|---|---|
| August 31, 2025 | 990 | $238,950 | $307,838 | -$68,888 | $1,677,254 | $16,124 | $1,661,130 |
| August 31, 2024 | 990 | $265,651 | $231,692 | $33,959 | $1,590,913 | $18,250 | $1,572,663 |
| August 31, 2023 | 990 | $230,669 | $240,541 | -$9,872 | $1,358,646 | $7,760 | $1,350,886 |
Financial details: 990 for the year ended August 31, 2025
Revenue
- Contributions, gifts and grants
- $132,950
- of which government grants
- $13,885
- Membership dues
- $107,795
- Program service revenue
- $30,875
- Investment income
- $53,224
- Net gain from sales of assets
- $43,124
- Net income from sales of inventory
- $21,901
- Other revenue
- $21,901
Expenses
- Grants and similar amounts paid
- $12,500
- Compensation of officers, directors and key employees
- $80,768
- Other salaries and wages
- $37,235
- Salaries, compensation and benefits (total)
- $129,444
- Professional fundraising fees
- $0
- Legal fees
- $4,200
- Accounting fees
- $7,322
- Occupancy
- $5,544
- Travel
- $5,029
- Depreciation
- $2,065
- Program services (functional)
- $132,292
- Management and general (functional)
- $175,546
Balance sheet and other
- Total assets, start of year
- $1,590,913
- Total assets, end of year
- $1,677,254
- Total liabilities, end of year
- $16,124
- Net assets, end of year
- $1,661,130
- Land, buildings and equipment
- $5,430
- Publicly traded securities
- $1,582,053
- Net assets without donor restrictions
- $1,615,262
- Net assets with donor restrictions
- $45,868
- Gross receipts
- $319,682
- Employees
- 3
- Year formed
- 1924
- State of legal domicile
- KS
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 August 31, 2025, highest compensation first.
| Name | Title | Hours / week | Compensation |
|---|---|---|---|
| DR SUZANNE RUPP | EXECUTIVE DI Officer | 40 | $80,768 |
| KATHERINE IM | FIRST VICE P Trustee or director, Officer | – | $0 |
| DR LARRY HECK | PAST PRESIDE Trustee or director, Officer | – | $0 |
| DR GORDON MERCER | PAST PRESIDE Trustee or director, Officer | – | $0 |
| ALLISON G S KNOX | FIRST VICE P Trustee or director, Officer | – | $0 |
| DR CLARA L SMALL | SECOND VICEP Trustee or director, Officer | – | $0 |
| DR MARI PLIKUHN | SECRETARY TR Trustee or director, Officer | – | $0 |
| TARA MIELNIK | CHANCELLOR S Trustee or director | – | $0 |
| DR JENNIFER MCNABB | CHANCELLOR N Trustee or director | – | $0 |
| JOHANNA BISHOP | CHANCELLOR N Trustee or director | – | $0 |
| DR CHARLES HARTWIG | CHANCELLOR S Trustee or director | – | $0 |
| JANAYA ROSS | STUDENT REP Trustee or director | – | $0 |
| NDUMISO SHONGWE | STUDENT REP Trustee or director | – | $0 |
990 for the year ended August 31, 2024: 12 people
| Name | Title | Hours / week | Compensation |
|---|---|---|---|
| DR SUZANNE RUPP | EXECUTIVE DI Officer | 40 | $78,836 |
| DR JEFFREY CHIN | CHANCELLOR N Trustee or director | – | $0 |
| DR CHARLES HARTWIG | CHANCELLOR S Trustee or director | – | $0 |
| DR LARRY HECK | PAST PRESIDE Trustee or director, Officer | – | $0 |
| KATHERINE IM | PRESIDENT Trustee or director, Officer | – | $0 |
| ALLISON G S KNOX | CHANCELLOR S Trustee or director | – | $0 |
| DR JENNIFER MCNABB | CHANCELLOR N Trustee or director | – | $0 |
| DR GORDON MERCER | PAST PRESIDE Trustee or director, Officer | – | $0 |
| DR MARI PLIKUHN | SECRETARY TR Trustee or director, Officer | – | $0 |
| MELISSA RIGGS | STUDENT REP Trustee or director | – | $0 |
| DR CLARA L SMALL | SECOND VICEP Trustee or director, Officer | – | $0 |
| ELIANA VARRUCCIU | STUDENT REP Trustee or director | – | $0 |
990 for the year ended August 31, 2023: 13 people
| Name | Title | Hours / week | Compensation |
|---|---|---|---|
| DR SUZANNE RUPP | EXECUTIVE DI Officer | 40 | $75,542 |
| DR JEFFREY CHIN | CHANCELLOR N Trustee or director | 1 | $0 |
| DR CHARLES HARTWIG | CHANCELLOR S Trustee or director | 1 | $0 |
| DR LARRY HECK | PAST PRESIDE Trustee or director, Officer | 1 | $0 |
| KATHERINE IM | FIRST VICE P Trustee or director, Officer | 1 | $0 |
| DR SUSAN KINSELLA | PRESIDENT Trustee or director, Officer | 1 | $0 |
| ALLISON G S KNOX | CHANCELLOR S Trustee or director | 1 | $0 |
| DR JENNIFER MCNABB | CHANCELLOR N Trustee or director | 1 | $0 |
| DR GORDON MERCER | PAST PRESIDE Trustee or director, Officer | 1 | $0 |
| DR MARI PLIKUHN | SECRETARY TR Trustee or director, Officer | 1 | $0 |
| MELISSA RIGGS | STUDENT REP Trustee or director | 1 | $0 |
| DR CLARA L SMALL | SECOND VICEP Trustee or director, Officer | 1 | $0 |
| ELIANA VARRUCCIU | STUDENT REP Trustee or director | 1 | $0 |
Address and contacts
- Address (IRS master file)
- 1001 MILLINGTON ST, WINFIELD, KS 67156-3629
- Principal officer (990 for 2024)
- KATHERINE IM, 1706 ARLINGTON AVE, HALETHORPE, MD 21227
- Signed the 990
- DR SUZANNE RUPP, EXECUTIVE DIRECTOR
- Phone
- (620) 221-3128
- Website
- WWW.PIGAMMAMU.ORG
- Return prepared by
- MORROW & CO LLC
Mission
TO ENCOURAGE AND PROMOTE EXCELLENCE IN THE SOCIAL SCIENCES AND TO UPHOLD AND NURTURE SCHOLARSHIP, LEADERSHIP, AND SERVICE.
Program accomplishments
- TO ENCOURAGE AND PROMOTE EXCELLENCE IN THE SOCIAL SCIENCES AND TO UPHOLD AND NURTURE SCHOLARSHIP, LEADERSHIP, AND SERVICE.Expenses $132,292 · grants $12,500
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 August, so each return is due on the 15th day of the 5th month after that.
| Tax year | Year ended | Due | IRS public records |
|---|---|---|---|
| 2025 | August 31, 2026 | January 15, 2027 | Not due yet |
| 2024 | August 31, 2025 | January 15, 2026 | 990 on file |
| 2023 | August 31, 2024 | January 15, 2025 | 990 on file |
IRS record
- EIN
- 48-0547708
- Tax-exempt status
- 501(c)(3): Charitable, religious, educational or scientific organization
- Foundation status
- Publicly supported organization (509(a)(2))
- Donations deductible (Pub 78)
- Public charity, 50% deduction limit
- Exempt since
- 1946
- Accounting year ends
- August
- Files
- Form 990 or 990-EZ
- Assets (IRS master file)
- $1,677,254
- Income (IRS master file)
- $319,682
Filing history
| Form | Year ended | Revenue | Expenses | Assets | Return |
|---|---|---|---|---|---|
| 990 | August 2025 | $238,950 | $307,838 | $1,677,254 | XML |
| 990 | August 2024 | $265,651 | $231,692 | $1,590,913 | XML |
| 990 | August 2023 | $230,669 | $240,541 | $1,358,646 | XML |
| 990 | August 2022 | $280,723 | $230,635 | $1,241,222 | IRS |
| 990 | August 2021 | – | – | – | IRS |
| 990 | August 2020 | – | – | – | IRS |
| 990 | August 2019 | – | – | – | IRS |
| 990 | August 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 48-0547708).
Questions about NATIONAL SOCIAL SCIENCE HONOR SOCIETY PI GAMMA MU INC
- What is the EIN of NATIONAL SOCIAL SCIENCE HONOR SOCIETY PI GAMMA MU INC?
- The employer identification number (EIN) of NATIONAL SOCIAL SCIENCE HONOR SOCIETY PI GAMMA MU INC is 48-0547708.
- Is NATIONAL SOCIAL SCIENCE HONOR SOCIETY PI GAMMA MU INC tax-exempt?
- Yes. The IRS lists it as tax-exempt under section 501(c)(3) since 1946.
- Are donations to NATIONAL SOCIAL SCIENCE HONOR SOCIETY PI GAMMA MU INC tax-deductible?
- Yes. It is listed in IRS Publication 78 (Public charity, 50% deduction limit).
- Which annual return does NATIONAL SOCIAL SCIENCE HONOR SOCIETY PI GAMMA MU INC 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 NATIONAL SOCIAL SCIENCE HONOR SOCIETY PI GAMMA MU INC due?
- The return for tax year 2025 (the year ending August 31, 2026) is due January 15, 2027. Form 8868 extends it by six months; the 990-N cannot be extended.
- When did NATIONAL SOCIAL SCIENCE HONOR SOCIETY PI GAMMA MU INC last file with the IRS?
- The latest return in the IRS public files is the 990 for the year ended August 2025.
- Who is the principal officer of NATIONAL SOCIAL SCIENCE HONOR SOCIETY PI GAMMA MU INC?
- The 990 for the year ended August 31, 2025 names KATHERINE IM.
- Who are the officers and directors of NATIONAL SOCIAL SCIENCE HONOR SOCIETY PI GAMMA MU INC?
- The 990 for the year ended August 31, 2025 lists 13 people; 1 received compensation from the organization, the highest $80,768 (DR SUZANNE RUPP, EXECUTIVE DI).
- How much revenue does NATIONAL SOCIAL SCIENCE HONOR SOCIETY PI GAMMA MU INC have?
- On its 990 for the year ended August 31, 2025 it reported revenue of $238,950, expenses of $307,838 and total assets of $1,677,254 at year end.
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