Nonprofit · EIN 46-2458916
RELAPSING POLYCHONDRITIS AWARENESS AND SUPPORT FOUNDATION
Tax-exempt · MARQUETTE, MI 49855
Financials
| Year ended | Form | Revenue | Expenses | Net income | Total assets | Liabilities | Net assets |
|---|---|---|---|---|---|---|---|
| March 31, 2026 | 990 | $693,706 | $691,103 | $2,603 | $744,617 | $2,853 | $741,764 |
| March 31, 2025 | 990 | $1,342,039 | $986,760 | $355,279 | $742,497 | $3,336 | $739,161 |
| March 31, 2024 | 990 | $641,371 | $881,363 | -$239,992 | $386,620 | $2,738 | $383,882 |
Financial details: 990 for the year ended March 31, 2026
Revenue
- Contributions, gifts and grants
- $677,322
- Program service revenue
- $0
- Investment income
- $16,384
- Other revenue
- $0
Expenses
- Grants and similar amounts paid
- $153,138
- Compensation of officers, directors and key employees
- $102,500
- Other salaries and wages
- $22,917
- Salaries, compensation and benefits (total)
- $135,011
- Professional fundraising fees
- $0
- Accounting fees
- $15,311
- Travel
- $27,386
- Program services (functional)
- $560,764
- Management and general (functional)
- $103,337
- Fundraising (functional)
- $27,002
Balance sheet and other
- Total assets, start of year
- $742,497
- Total assets, end of year
- $744,617
- Total liabilities, end of year
- $2,853
- Net assets, end of year
- $741,764
- Net assets without donor restrictions
- $741,764
- Gross receipts
- $693,706
- Employees
- 2
- Year formed
- 2014
- State of legal domicile
- MN
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 March 31, 2026, highest compensation first.
| Name | Title | Hours / week | Compensation |
|---|---|---|---|
| DAVID BAMMERT | PRESIDENT Trustee or director, Officer | 30 | $100,000 |
| FRED ANTMAN | DIRECTOR Trustee or director | 4 | $0 |
| DAVID DEROSA | SECRETARY/TR Trustee or director, Officer | 4 | $0 |
| NEIL LANGBERG | CHAIR Trustee or director, Officer | 30 | $0 |
| ROY MEDAWAR | DIRECTOR Trustee or director | 4 | $0 |
| DANIEL O'BRIEN | TREASURER Trustee or director, Officer | 8 | $0 |
990 for the year ended March 31, 2025: 5 people
| Name | Title | Hours / week | Compensation |
|---|---|---|---|
| DAVID BAMMERT | PRESIDENT Trustee or director, Officer | 30 | $100,000 |
| DAVID DEROSA | SECRETARY/TR Trustee or director, Officer | 4 | $0 |
| NEIL LANGBERG | DIRECTOR Trustee or director | 8 | $0 |
| NANCY LINN | DIRECTOR/CHA Trustee or director, Officer | 8 | $0 |
| ROY MEDAWAR | DIRECTOR Trustee or director | 4 | $0 |
990 for the year ended March 31, 2024: 5 people
| Name | Title | Hours / week | Compensation |
|---|---|---|---|
| DAVID BAMMERT | PRESIDENT Trustee or director, Officer | 30 | $100,000 |
| DAVID DEROSA | SECRETARY/TR Trustee or director, Officer | 6 | $0 |
| MICHAEL LINN | DIRECTOR/VIC Trustee or director, Officer | 8 | $0 |
| NANCY LINN | DIRECTOR/CHA Trustee or director, Officer | 6 | $0 |
| FRANCIS SWEENEY | DIRECTOR Trustee or director | 6 | $0 |
Address and contacts
- Address (IRS master file)
- 202 W WASHINGTON ST, MARQUETTE, MI 49855-4357
- Mailing address (990-N for 2015)
- 11740 Xeon Blvd NW, Coon Rapids MN 55448
- Principal officer (990 for 2025)
- DAVID BAMMERT, 202 W WASHINGTON ST, STE 453, MARQUETTE, MI 49855
- Principal officer (990-N for 2015)
- Thomas Christie, 11740 Xeon Blvd NW, Coon Rapids MN 55448
- Signed the 990
- DAVID BAMMERT, PRESIDENT
- Phone
- (906) 225-1166
- Website
- polychondritis.org
- Return prepared by
- ANDERSON TACKMAN & COMPANY PLC
Mission
THE RP FOUNDATION'S MISSION IS TO: (A) INCREASE AWARENESS ABOUT RELAPSING POLYCHONDRITIS; (B) PROVIDE SUPPORT (PRIMARILY THROUGH THE USE OF THE INTERNET, SOCIAL MEDIA, AND PATIENT ADVOCACY PROGRAMS) FOR THOSE WHO ARE AFFECTED BY RELAPSING POLYCHONDRITIS, SUPPORT RESEARCH TO ADVANCE A CURE FOR RELAPSING POLYCHONDRITIS; (C) PROMOTE QUALITY CARE FOR RELAPSING POLYCHONDRITIS PATIENTS; AND (D) ENGAGE IN SUCH OTHER ACTIVITIES IN CONNECTION THEREWITH THAT THE BOARD OF DIRECTORS MAY AUTHORIZE, IN ALL CASES SUBJECT TO THE PROVISION OF SECTION 501(C)(3) OF THE INTERNAL REVENU CODE OF 1986, AS AMENDED, OR THE CORRESPONDING PROVISIONS OF ANY SUBSEQUENT FEDERAL TAX LAW (THE "CODE").
Program accomplishments
- AWARENESS: THE RP FOUNDATION PARTNERED WITH MCLAREN TROPHY AMERICA DURING THE 2025- 2026 RACING SEASON TO SIGNIFICANTLY EXPAND AWARENESS AND SUPPORT FOR RP RESEARCH. RACE FOR RP BRANDING APPEARED ON EVERY MCLAREN TROPHY AMERICA RACE CAR THROUGHOUT THE SEASON, WHILE ON-SITE ACTIVATIONS AND PADDOCK ENGAGEMENT OPPORTUNITIES CONNECTED THOUSANDS OF FANS WITH THE FOUNDATION'S MISSION. THE PARTNERSHIP ALSO INTRODUCED THE "WIN A HOT LAP" FUNDRAISING CAMPAIGN, WHICH ENCOURAGED FAN PARTICIPATION THROUGH DONATIONS AND HELPED ATTRACT NEW SUPPORTERS. THE COLLABORATION GENERATED BOTH FUNDRAISING SUCCESS AND INCREASED VISIBILITY THROUGH CHARITY AUCTIONS HELD AT THE INDIANAPOLIS MOTOR SPEEDWAY AND THE MCLAREN TECHNOLOGY CENTRE IN WOKING, UNITED KINGDOM. TOGETHER, THESE EFFORTS BROADENED AWARENESS OF RP AND AUTOIMMUNE DISEASE RESEARCH, ENGAGED NEW AUDIENCES WITHIN THE MOTORSPORTS COMMUNITY, AND CONTRIBUTED TO ONE OF THE MOST IMPACTFUL YEARS IN RACE FOR RP'S HISTORY. THE PARTNERSHIP HAS CONTINUED INTO THE 2026 SEASON, WITH NEW AWARENESS INITIATIVES LAUNCHING AT SONOMA RACEWAY. THE 2025 WARRIOR WALK WAS A RECORD-BREAKING AWARENESS AND FUNDRAISING CAMPAIGN, RAISING MORE THAN 25,000 IN JUST TWO WEEKS AND ATTRACTING THE HIGHEST NUMBER OF FIRST-TIME DONORS IN THE PROGRAM'S HISTORY. PARTICIPANTS ACROSS THE COUNTRY WALKED, RAN, AND ENGAGED THEIR COMMUNITIES TO INCREASE AWARENESS OF RELAPSING POLYCHONDRITIS (RP) AND SUPPORT CRITICAL RESEARCH EFFORTS. A HIGHLIGHT OF THE CAMPAIGN TOOK PLACE AT THE INDIANAPOLIS MOTOR SPEEDWAY, WHERE DRIVERS, CREW MEMBERS, AND FANS ATTENDING A MCLAREN TROPHY AMERICA EVENT JOINED TOGETHER TO WALK A LAP AROUND THE ICONIC TRACK. THIS UNIQUE EVENT INTRODUCED RP AWARENESS TO A NEW AUDIENCE AND DEMONSTRATED THE GROWING REACH AND ENGAGEMENT OF THE FOUNDATION'S AWARENESS INITIATIVES.Expenses $54,766
- RESEARCH: THE RP FOUNDATION'S INVESTMENTS IN RP AND RELATED AUTOIMMUNE DISEASE RESEARCH ACCELERATED SIGNIFICANT PROGRESS IN FY26, ADVANCING UNDERSTANDING OF DISEASE BIOLOGY, CLINICAL OUTCOMES, AND TREATMENT WHILE EXPANDING ACCESS TO SPECIALIZED CARE. THROUGH FOUNDATION SUPPORT, THE PENN RP PROGRAM, NOW AMONG THE LARGEST CENTERS IN THE WORLD DEDICATED TO RP RESEARCH AND CARE, SERVED MORE THAN 150 PATIENTS AND ENROLLED NEARLY ALL ELIGIBLE PATIENTS INTO THE VASCULITIS CLINICAL RESEARCH CONSORTIUM (VCRC) LONGITUDINAL STUDY, CREATING AN UNPARALLELED CLINICAL AND BIOSPECIMEN REPOSITORY FOR ONGOING SCIENTIFIC DISCOVERY. A MAJOR MILESTONE WAS THE LAUNCH OF PROSPECT-RP, THE FIRST-EVER CLINICAL TRIAL FOR RELAPSING POLYCHONDRITIS. THE STUDY EVALUATES TWO PROMISING IMMUNOMODULATORY THERAPIES IDENTIFIED THROUGH LONGITUDINAL COHORT RESEARCH AND IS GENERATING CRITICAL DATA ON TREATMENT EFFECTIVENESS WHILE HELPING ESTABLISH CLINICAL TRIAL METHODOLOGIES FOR FUTURE RP STUDIES. RESEARCHERS ARE ALSO COMPARING MULTIPLE DISEASE ACTIVITY MEASUREMENT TOOLS, INCLUDING THE RP DISEASE ACTIVITY INDEX (RPDAI), TO DETERMINE THE MOST EFFECTIVE WAY TO ASSESS DISEASE ACTIVITY IN FUTURE THERAPEUTIC TRIALS. THE PROGRAM FURTHER EXPANDED THE RADAR IMMUNE-PROFILING STUDY TO MORE THAN 400 PATIENT SAMPLES COLLECTED ACROSS MULTIPLE TIME POINTS, CREATING A UNIQUE RESOURCE FOR IDENTIFYING DISEASE BIOMARKERS AND THERAPEUTIC TARGETS THAT MAY ULTIMATELY SUPPORT PRECISION MEDICINE APPROACHES FOR RP. THE FOUNDATION ALSO HELPED STRENGTHEN NATIONAL AND INTERNATIONAL RESEARCH COLLABORATIONS, INCLUDING ONGOING PARTNERSHIP WITH THE NATIONAL INSTITUTES OF HEALTH AND NEW COLLABORATIONS WITH LEADING RHEUMATOLOGY RESEARCHERS IN BEIJING, CHINA, TO EXPAND PARTICIPATION IN BOTH THE LONGITUDINAL STUDY AND PROSPECT-RP. IN ADDITION, SUPPORT FOR EMERGING INVESTIGATORS HELPED BUILD FUTURE RP RESEARCH CAPACITY. SCIENTIFIC FINDINGS FROM FOUNDATION-SUPPORTED RESEARCH CONTINUED TO GAIN INTERNATIONAL RECOGNITION, INCLUDING STUDIES PRESENTED AT A MAJOR INTERNATIONAL VASCULITIS CONFERENCE EXAMINING OCULAR INVOLVEMENT AS A PREDICTOR OF DISEASE PROGRESSION AND EVALUATING THE PERFORMANCE OF THE RP DISEASE ACTIVITY INDEX IN MEASURING PATIENT DISEASE ACTIVITY. THE YEAR ALSO MARKED THE SUCCESSFUL LAUNCH OF THE FIRST PENN RP CENTER PATIENT EDUCATION MEETING, WHICH BROUGHT TOGETHER MORE THAN 150 PATIENTS, CAREGIVERS, AND CLINICIANS TO ADVANCE EDUCATION, ENGAGEMENT, AND COMMUNITY BUILDING. THE PURPOSE BIOBANK AND DATA REPOSITORY AT THE ALLEGHENY HEALTH NETWORK AUTOIMMUNITY INSTITUTE CONTINUED TO GROW IN AY26, ENROLLING A TOTAL OF 120 PARTICIPANTS FROM 24 STATES AND PUERTO RICO, INCLUDING 73 PATIENTS WITH RP. SINCE IT LAUNCHED IN 2024, THE AHN PURPOSE BIOBANK HAS BANKED 99 BLOOD SPECIMENS, WHICH ARE BEING STORED FOR FUTURE RP AND RELATED AUTOIMMUNE DISEASE RESEARCH.Expenses $479,342 · grants $153,138
- EDUCATION: IN FY26, FOUNDATION-SUPPORTED RESEARCH GAINED INTERNATIONAL VISIBILITY THROUGH PRESENTATIONS AT A MAJOR INTERNATIONAL VASCULITIS CONFERENCE. STUDIES PRESENTED BY PENN INVESTIGATORS EXPLORED THE IMPLICATIONS OF OCULAR INVOLVEMENT FOR DISEASE PROGRESSION IN RP AND EVALUATED THE RP DISEASE ACTIVITY INDEX AS A TOOL FOR MEASURING PATIENT DISEASE ACTIVITY. THE FOUNDATION ALSO PRODUCED TESTIMONIAL VIDEOS FEATURING NEWLY DIAGNOSED PATIENTS, HELPING EDUCATE THE RP COMMUNITY AND RAISE AWARENESS OF THE CHALLENGES AND EXPERIENCES ASSOCIATED WITH THE DISEASE.Expenses $26,656
- FUNDRAISING IN FY26, THE RELAPSING POLYCHONDRITIS (RP) FOUNDATION, A GUIDESTAR PLATINUM SEAL OF TRANSPARENCY NONPROFIT ORGANIZATION, FURTHERED ITS COMMITMENT TO ADVANCING RP AND RELATED AUTOIMMUNE DISEASE RESEARCH THROUGH A SERIES OF INNOVATIVE FUNDRAISING INITIATIVES. FUNDS RAISED THROUGH THESE EFFORTS DIRECTLY SUPPORT RESEARCH PROGRAMS THAT ARE EXPANDING SCIENTIFIC UNDERSTANDING OF RP, ACCELERATING THERAPEUTIC DEVELOPMENT, AND IMPROVING OUTCOMES FOR PATIENTS. HIGHLIGHTS OF FY26 FUNDRAISING ACTIVITIES INCLUDE: "GIVING TUESDAY AND YEAR-END GIVING CAMPAIGNS: ANNUAL FUNDRAISING APPEALS THAT HELPED GROW ENGAGEMENT, CONNECT SUPPORTERS, AND GENERATE CRITICAL FUNDING FOR RP RESEARCH. "RP WARRIOR 5K WALK: A GLOBAL, PATIENT-CENTERED AWARENESS AND FUNDRAISING EVENT THAT MOBILIZED INDIVIDUALS AND FAMILIES TO SUPPORT VITAL RP RESEARCH AND ADVOCACY EFFORTS. "CARB NIGHT HAPPY HOUR WITH JAMES HINCHCLIFFE AND FRIENDS: HELD IN CONJUNCTION WITH INDIANAPOLIS RACE FESTIVITIES, THIS UNIQUE EVENT BROUGHT TOGETHER MOTORSPORTS DRIVERS, SUPPORTERS, AND COMMUNITY MEMBERS FOR AN EVENING FEATURING EXCLUSIVE AUCTION ITEMS AND SELECTIONS FROM ROOT & BONE'S AWARD-WINNING MENU. PROCEEDS BENEFITED BOTH THE RP FOUNDATION AND THE STOP & GO FOUNDATION. "RACE FOR RP "HOT LAP" FUNDRAISING CAMPAIGN: OFFERED AT EACH MCLAREN TROPHY AMERICA EVENT, THIS INITIATIVE INVITED FANS TO DONATE FOR A CHANCE TO WIN AN UNFORGETTABLE HOT-LAP EXPERIENCE IN MCLAREN RACE CARS, EXPANDING AWARENESS WHILE ENGAGING NEW SUPPORTERS. "END-OF-SEASON RACING FUNDRAISERS: SPECIAL FUNDRAISING EVENTS HELD AT THE MCLAREN TROPHY AMERICA SEASON FINALE AND AT MCLAREN'S HEADQUARTERS IN WOKING, UNITED KINGDOM, RAISED FUNDS FOR RP RESEARCH AND INCREASED INTERNATIONAL AWARENESS OF THE DISEASE. "PRAGUE FOR PROGRESS: RUNNING FOR JANE AND RELAPSING POLYCHONDRITIS RESEARCH: ORGANIZED BY A SON WHOSE MOTHER PASSED AWAY FROM RP, THIS GRASSROOTS FUNDRAISING EFFORT BROUGHT TOGETHER NINE RUNNERS WHO PARTICIPATED IN THE RUNCZECH PRAGUE MARATHON TO RAISE FUNDS FOR THE RP FOUNDATION AND THE WREN PROJECT, HELPING ADVANCE RP RESEARCH AND AWARENESS. "MEDAWAR FINE JEWELERS' "SIP, SHOP & SUPPORT" EVENT: THIS FUNDRAISING EVENT FEATURED GOURMET APPETIZERS AND FINE JEWELRY, WITH A PORTION OF PROCEEDS BENEFITING THE RP FOUNDATION'S EFFORTS TO ADVANCE RESEARCH AND INCREASE AWARENESS OF RP.
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 March, so each return is due on the 15th day of the 5th month after that.
| Tax year | Year ended | Due | IRS public records |
|---|---|---|---|
| 2025 | March 31, 2026 | August 17, 2026 | 990 on file |
| 2024 | March 31, 2025 | August 15, 2025 | 990 on file |
| 2023 | March 31, 2024 | August 15, 2024 | 990 on file |
IRS record
- EIN
- 46-2458916
- 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
- 2014
- Accounting year ends
- March
- Files
- Form 990 or 990-EZ
- Category (NTEE)
- Voluntary health associations and medical disciplines (G19)
- Assets (IRS master file)
- $744,617
- Income (IRS master file)
- $693,706
Filing history
| Form | Year ended | Revenue | Expenses | Assets | Return |
|---|---|---|---|---|---|
| 990 | March 2026 | $693,706 | $691,103 | $744,617 | XML |
| 990 | March 2025 | $1,342,039 | $986,760 | $742,497 | XML |
| 990 | March 2024 | $641,371 | $881,363 | $386,620 | XML |
| 990 | March 2023 | $987,715 | $1,390,080 | $626,337 | IRS |
| 990 | March 2022 | – | – | – | IRS |
| 990 | March 2021 | – | – | – | IRS |
| 990 | March 2020 | – | – | – | IRS |
| 990-EZ | March 2019 | – | – | – | IRS |
| 990-N for 2015 Officer: Thomas Christie | March 31, 2016 | ≤ $50,000 receipts | – | – | e-Postcard |
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 46-2458916).
Questions about RELAPSING POLYCHONDRITIS AWARENESS AND SUPPORT FOUNDATION
- What is the EIN of RELAPSING POLYCHONDRITIS AWARENESS AND SUPPORT FOUNDATION?
- The employer identification number (EIN) of RELAPSING POLYCHONDRITIS AWARENESS AND SUPPORT FOUNDATION is 46-2458916.
- Is RELAPSING POLYCHONDRITIS AWARENESS AND SUPPORT FOUNDATION tax-exempt?
- Yes. The IRS lists it as tax-exempt under section 501(c)(3) since 2014.
- Are donations to RELAPSING POLYCHONDRITIS AWARENESS AND SUPPORT FOUNDATION tax-deductible?
- Yes. It is listed in IRS Publication 78 (Public charity, 50% deduction limit).
- Which annual return does RELAPSING POLYCHONDRITIS AWARENESS AND SUPPORT FOUNDATION 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 RELAPSING POLYCHONDRITIS AWARENESS AND SUPPORT FOUNDATION due?
- The return for tax year 2026 (the year ending March 31, 2027) is due August 16, 2027. Form 8868 extends it by six months; the 990-N cannot be extended.
- When did RELAPSING POLYCHONDRITIS AWARENESS AND SUPPORT FOUNDATION last file with the IRS?
- The latest return in the IRS public files is the 990 for the year ended March 2026.
- Who is the principal officer of RELAPSING POLYCHONDRITIS AWARENESS AND SUPPORT FOUNDATION?
- The 990 for the year ended March 31, 2026 names DAVID BAMMERT.
- Who are the officers and directors of RELAPSING POLYCHONDRITIS AWARENESS AND SUPPORT FOUNDATION?
- The 990 for the year ended March 31, 2026 lists 6 people; 1 received compensation from the organization, the highest $100,000 (DAVID BAMMERT, PRESIDENT).
- How much revenue does RELAPSING POLYCHONDRITIS AWARENESS AND SUPPORT FOUNDATION have?
- On its 990 for the year ended March 31, 2026 it reported revenue of $693,706, expenses of $691,103 and total assets of $744,617 at year end.
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