Nonprofit · EIN 38-2485700
TRI-HOSPITAL EMERGENCY MEDICAL SERVICES CORPORATION
Tax-exempt · PORT HURON, MI 48060
Financials
| Year ended | Form | Revenue | Expenses | Net income | Total assets | Liabilities | Net assets |
|---|---|---|---|---|---|---|---|
| December 31, 2025 | 990 | $16,123,907 | $15,064,692 | $1,059,215 | $12,517,023 | $1,142,467 | $11,374,556 |
| December 31, 2024 | 990 | $15,842,261 | $13,978,489 | $1,863,772 | $11,652,968 | $1,361,226 | $10,291,742 |
| December 31, 2023 | 990 | $14,182,277 | $12,561,209 | $1,621,068 | $10,545,080 | $2,156,749 | $8,388,331 |
Financial details: 990 for the year ended December 31, 2025
Revenue
- Contributions, gifts and grants
- $3,658,695
- of which government grants
- $3,658,695
- Program service revenue
- $12,313,456
- Investment income
- $56,087
- Net gain from sales of assets
- $8,400
- Other revenue
- $95,669
Expenses
- Grants and similar amounts paid
- $263,714
- Compensation of officers, directors and key employees
- $323,934
- Salaries, compensation and benefits (total)
- $10,688,661
- Professional fundraising fees
- $0
- Legal fees
- $35,850
- Accounting fees
- $49,873
- Occupancy
- $176,342
- Travel
- $392,390
- Depreciation
- $1,170,526
- Program services (functional)
- $13,034,561
- Management and general (functional)
- $2,030,131
Balance sheet and other
- Total assets, start of year
- $11,652,968
- Total assets, end of year
- $12,517,023
- Total liabilities, end of year
- $1,142,467
- Net assets, end of year
- $11,374,556
- Land, buildings and equipment
- $4,386,075
- Net assets without donor restrictions
- $11,374,377
- Net assets with donor restrictions
- $179
- Gross unrelated business income
- $514,147
- Gross receipts
- $16,123,907
- Employees
- 170
- Volunteers
- 0
- Year formed
- 1983
- State of legal domicile
- MI
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, 2025, highest compensation first.
| Name | Title | Hours / week | Compensation | Other / benefits |
|---|---|---|---|---|
| KENNETH CUMMINGS | PRESIDENT & CEO Officer | 40 | $283,240 | $40,693 |
| ANN ROPPOSCH | VP OF FINANCE Highest-paid employee | 40 | $158,066 | $42,017 |
| KARYN BELANGER | VP OF CLINICAL CARE Highest-paid employee | 40 | $136,914 | $34,181 |
| MICHAEL H ALEXANDER | PARAMEDIC Highest-paid employee | 48 | $118,612 | $36,307 |
| COREY MAY | PARAMEDIC Highest-paid employee | 48 | $121,152 | $32,661 |
| MATT BISKNER | OPERATIONS MANAGER Highest-paid employee | 40 | $113,199 | $36,960 |
| CHRISTOPHER A HUNT MD | BOARD MEMBER Trustee or director | 0 | $0 | $0 |
| JAMES KELLY MD | BOARD MEMBER Trustee or director | 0 | $0 | $0 |
| WILLIAM ZWENG | BOARD MEMBER Trustee or director | 0 | $0 | $0 |
| KYLE SCHIEWECK | BOARD MEMBER Trustee or director | 0 | $0 | $0 |
| PAULINE REPP | BOARD MEMBER Trustee or director | 0 | $0 | $0 |
| CHRISTINE TOMASZEWSKI | VICE CHAIR Officer | 0 | $0 | $0 |
| KATHLEEN MCKENNA | CHAIR Officer | 0 | $0 | $0 |
| CHRIS FULKS | SEC/TREAS Officer | 0 | $0 | $0 |
990 for the year ended December 31, 2024: 14 people
| Name | Title | Hours / week | Compensation | Other / benefits |
|---|---|---|---|---|
| KENNETH CUMMINGS | PRESIDENT & CEO Officer | 40 | $282,166 | $58,625 |
| ANN ROPPOSCH | VP OF FINANCE Highest-paid employee | 40 | $128,766 | $58,274 |
| KARYN BELANGER | VP OF CLINICAL CARE Highest-paid employee | 40 | $117,229 | $36,801 |
| MICHAEL H ALEXANDER | PARAMEDIC Highest-paid employee | 40 | $120,321 | $32,196 |
| WILLIAM ADAMS | SHIFT SUPERVISOR Highest-paid employee | 40 | $109,681 | $34,913 |
| COREY MAY | PARAMEDIC Highest-paid employee | 40 | $109,333 | $32,116 |
| CHRISTOPHER A HUNT MD | BOARD MEMBER Trustee or director | 0 | $0 | $0 |
| JAMES KELLY MD | BOARD MEMBER Trustee or director | 0 | $0 | $0 |
| WILLIAM ZWENG | BOARD MEMBER Trustee or director | 0 | $0 | $0 |
| KYLE SCHIEWECK | BOARD MEMBER Trustee or director | 0 | $0 | $0 |
| PAULINE REPP | BOARD MEMBER Trustee or director | 0 | $0 | $0 |
| CHRISTINE TOMASZEWSKI | SEC/TREAS Officer | 0 | $0 | $0 |
| KATHLEEN MCKENNA | VICE CHAIR Officer | 0 | $0 | $0 |
| JOSE KOTTOOR | CHAIR Officer | 0 | $0 | $0 |
990 for the year ended December 31, 2023: 14 people
| Name | Title | Hours / week | Compensation | Other / benefits |
|---|---|---|---|---|
| KENNETH CUMMINGS | PRESIDENT & CEO Officer | 40 | $282,732 | $60,852 |
| ANN ROPPOSCH | VP OF FINANCE Highest-paid employee | 40 | $120,892 | $53,167 |
| KARYN BELANGER | VP OF CLINICAL CARE Highest-paid employee | 40 | $113,632 | $10,707 |
| MICHAEL H ALEXANDER | PARAMEDIC Highest-paid employee | 40 | $107,954 | $8,224 |
| COREY MAY | PARAMEDIC Highest-paid employee | 40 | $108,918 | $6,615 |
| WILLIAM ADAMS | SHIFT SUPERVISOR Highest-paid employee | 40 | $104,125 | $8,439 |
| CHRISTOPHER A HUNT MD | BOARD MEMBER Trustee or director | 0 | $0 | $0 |
| JAMES KELLY MD | BOARD MEMBER Trustee or director | 0 | $0 | $0 |
| WILLIAM ZWENG | BOARD MEMBER Trustee or director | 0 | $0 | $0 |
| KYLE SCHIEWECK | BOARD MEMBER Trustee or director | 0 | $0 | $0 |
| PAULINE REPP | BOARD MEMBER Trustee or director | 0 | $0 | $0 |
| CHRISTINE TOMASZEWSKI | CHAIR Officer | 0 | $0 | $0 |
| KATHLEEN MCKENNA | TRESURER Officer | 0 | $0 | $0 |
| JOSE KOTTOOR | VICE CHAIR Officer | 0 | $0 | $0 |
Address and contacts
- Address (IRS master file)
- 309 GRAND RIVER AVE, PORT HURON, MI 48060-3814
- Principal officer (990 for 2025)
- TIMOTHY NIGGEMEYER, 309 GRAND RIVER, PORT HURON, MI 48060
- Signed the 990
- TIMOTHY NIGGEMEYER, PRESIDENT & CEO
- Phone
- (810) 985-7115
- Website
- HTTP://WWW.THEMS.ORG/
- Return prepared by
- UHY ADVISORS GREAT LAKES INC
Mission
TO PROVIDE EMERGENCY AMBULANCE SERVICES TO THREE HOSPITALS.
Program accomplishments
- PROVIDE EMERGENCY SERVICES (RUNS AND TRANSPORTS) TO THE COMMUNITY. A TRANSPORT WOULD NOT OCCUR WHEN THE ORGANIZATION IS CALLED TO RESPOND TO AN EMERGENCY, HOWEVER THE PATIENT DID NOT WANT TO GO, THE CALL WAS CANCELLED ENROUTE, OR THE PATIENT REFUSED TREATMENT.Expenses $10,663,456 · grants $100,949 · revenue $10,834,548
- COMPLIMENTARY SERVICES TO THE AMBULANCE OPERATIONS, INCLUDING ASSISTED TRANSPORTATION, EDUCATION PROVIDED TO STAFF AND PUBLIC, A CALL CENTER, AND MEDICAL CONTROL SERVICES TO ST. CLAIR COUNTY.Expenses $2,371,105 · grants $162,765 · revenue $1,068,830
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 | 990 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
- 38-2485700
- Tax-exempt status
- 501(c)(3): Charitable, religious, educational or scientific organization
- Foundation status
- Supporting organization (509(a)(3))
- Donations deductible (Pub 78)
- Supporting organization of unknown type
- Exempt since
- 1985
- Accounting year ends
- December
- Files
- Form 990 or 990-EZ
- Category (NTEE)
- Health care (E63Z)
- Assets (IRS master file)
- $12,517,023
- Income (IRS master file)
- $16,123,907
Filing history
| Form | Year ended | Revenue | Expenses | Assets | Return |
|---|---|---|---|---|---|
| 990 | December 2025 | $16,123,907 | $15,064,692 | $12,517,023 | XML |
| 990-T | December 2025 | – | – | – | IRS |
| 990 | December 2024 | $15,842,261 | $13,978,489 | $11,652,968 | XML |
| 990-T | December 2024 | – | – | – | IRS |
| 990 | December 2023 | $14,182,277 | $12,561,209 | $10,545,080 | XML |
| 990-T | December 2023 | – | – | – | IRS |
| 990 | December 2022 | $10,160,194 | $11,371,913 | $8,183,414 | IRS |
| 990-T | December 2022 | – | – | – | IRS |
| 990 | December 2021 | – | – | – | IRS |
| 990-T | December 2021 | – | – | – | IRS |
| 990 | December 2020 | – | – | – | IRS |
| 990-T | 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 38-2485700).
Questions about TRI-HOSPITAL EMERGENCY MEDICAL SERVICES CORPORATION
- What is the EIN of TRI-HOSPITAL EMERGENCY MEDICAL SERVICES CORPORATION?
- The employer identification number (EIN) of TRI-HOSPITAL EMERGENCY MEDICAL SERVICES CORPORATION is 38-2485700.
- Is TRI-HOSPITAL EMERGENCY MEDICAL SERVICES CORPORATION tax-exempt?
- Yes. The IRS lists it as tax-exempt under section 501(c)(3) since 1985.
- Are donations to TRI-HOSPITAL EMERGENCY MEDICAL SERVICES CORPORATION tax-deductible?
- Yes. It is listed in IRS Publication 78 (Supporting organization of unknown type).
- Which annual return does TRI-HOSPITAL EMERGENCY MEDICAL SERVICES CORPORATION 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 TRI-HOSPITAL EMERGENCY MEDICAL SERVICES CORPORATION due?
- The return for tax year 2026 (the year ending December 31, 2026) is due May 17, 2027. Form 8868 extends it by six months; the 990-N cannot be extended.
- When did TRI-HOSPITAL EMERGENCY MEDICAL SERVICES CORPORATION last file with the IRS?
- The latest return in the IRS public files is the 990 for the year ended December 2025.
- Who is the principal officer of TRI-HOSPITAL EMERGENCY MEDICAL SERVICES CORPORATION?
- The 990 for the year ended December 31, 2025 names TIMOTHY NIGGEMEYER.
- Who are the officers and directors of TRI-HOSPITAL EMERGENCY MEDICAL SERVICES CORPORATION?
- The 990 for the year ended December 31, 2025 lists 14 people; 6 received compensation from the organization, the highest $283,240 (KENNETH CUMMINGS, PRESIDENT & CEO).
- How much revenue does TRI-HOSPITAL EMERGENCY MEDICAL SERVICES CORPORATION have?
- On its 990 for the year ended December 31, 2025 it reported revenue of $16,123,907, expenses of $15,064,692 and total assets of $12,517,023 at year end.
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