Nonprofit · EIN 84-1144712
INTERNATIONAL SOCIETY OF OFFSHORE AND POLAR ENGINEERS
Tax-exempt · MOUNTAIN VIEW, CA 94043
Financials
| Year ended | Form | Revenue | Expenses | Net income | Total assets | Liabilities | Net assets |
|---|---|---|---|---|---|---|---|
| June 30, 2025 | 990 | $938,192 | $673,147 | $265,045 | $6,470,906 | $3,594 | $6,467,312 |
| June 30, 2024 | 990 | $941,124 | $757,588 | $183,536 | $6,205,759 | $3,491 | $6,202,268 |
| June 30, 2022 | 990 | $560,868 | $400,689 | $160,179 | $5,861,461 | $3,319 | $5,858,142 |
Financial details: 990 for the year ended June 30, 2025
Revenue
- Contributions, gifts and grants
- $9,090
- Membership dues
- $9,000
- Program service revenue
- $661,767
- Investment income
- $263,891
- Royalties
- $3,444
- Other revenue
- $3,444
Expenses
- Grants and similar amounts paid
- $4,000
- Compensation of officers, directors and key employees
- $94,391
- Other salaries and wages
- $141,208
- Salaries, compensation and benefits (total)
- $272,230
- Professional fundraising fees
- $0
- Accounting fees
- $3,327
- Travel
- $20,584
- Depreciation
- $12,528
- Program services (functional)
- $521,028
- Management and general (functional)
- $152,119
Balance sheet and other
- Total assets, start of year
- $6,205,759
- Total assets, end of year
- $6,470,906
- Total liabilities, end of year
- $3,594
- Net assets, end of year
- $6,467,312
- Land, buildings and equipment
- $380,065
- Net assets without donor restrictions
- $6,402,328
- Net assets with donor restrictions
- $64,984
- Gross receipts
- $938,192
- Employees
- 4
- Volunteers
- 150
- Year formed
- 1989
- State of legal domicile
- CA
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 June 30, 2025, highest compensation first.
| Name | Title | Hours / week | Compensation |
|---|---|---|---|
| PROF JIN S CHUNG | EXECUTIVE DIRECTOR Officer | 55 | $54,949 |
| Y CHUNG | MANAGER Officer | 25 | $39,442 |
| PROF H LIU | OFFICER Officer | 2 | $0 |
| PROF A BAETEN | OFFICER Officer | 2 | $0 |
| DR S YAMAGUCHI | OFFICER Officer | 2 | $0 |
| PROF L MARTINELLI | OFFICER Officer | 2 | $0 |
| DR B KIM | OFFICER Officer | 2 | $0 |
| PROF J NIEDZWECKI | PAST PRESIDENT Officer | 2 | $0 |
| PROF D WAN | PRESIDENT Officer | 3 | $0 |
| H WANG | OFFICER Officer | 2 | $0 |
| PROF O GUDMESTAD | OFFICER Officer | 2 | $0 |
| PROF R KNAPP | TREASURER Officer | 3 | $0 |
| DR W KAN | SECRETARY Officer | 3 | $0 |
| PROF R TAYLOR | OFFICER Officer | 2 | $0 |
| Y CHEN | OFFICER Officer | 2 | $0 |
990 for the year ended June 30, 2024: 15 people
| Name | Title | Hours / week | Compensation |
|---|---|---|---|
| PROF JIN S CHUNG | EXECUTIVE DIRECTOR Officer | 55 | $54,949 |
| Y CHUNG | MANAGER Officer | 25 | $39,442 |
| PROF H LIU | OFFICER Officer | 2 | $0 |
| PROF A BAETEN | OFFICER Officer | 2 | $0 |
| DR S YAMAGUCHI | OFFICER Officer | 2 | $0 |
| PROF L MARTINELLI | OFFICER Officer | 2 | $0 |
| DR B KIM | OFFICER Officer | 2 | $0 |
| PROF J NIEDZWECKI | PRESIDENT Officer | 3 | $0 |
| PROF E LOUKOGEORGAKI | PAST PRESIDENT Officer | 2 | $0 |
| H WANG | OFFICER Officer | 2 | $0 |
| PROF O GUDMESTAD | OFFICER Officer | 2 | $0 |
| PROF R KNAPP | TREASURER Officer | 3 | $0 |
| DR W KAN | SECRETARY Officer | 3 | $0 |
| PROF R TAYLOR | OFFICER Officer | 2 | $0 |
| Y CHEN | OFFICER Officer | 2 | $0 |
990 for the year ended June 30, 2022: 14 people
| Name | Title | Hours / week | Compensation |
|---|---|---|---|
| PROF JIN S CHUNG | EXECUTIVE DIRECTOR Officer | 55 | $53,640 |
| Y CHUNG | MANAGER Officer | 25 | $39,745 |
| PROF H LIU | OFFICER Officer | 2 | $0 |
| PROF A BAETEN | OFFICER Officer | 2 | $0 |
| DR S YAMAGUCHI | OFFICER Officer | 2 | $0 |
| I KUBAT | OFFICER Officer | 2 | $0 |
| DR E LANGEN | OFFICER Officer | 2 | $0 |
| DR H SUNG | OFFICER Officer | 2 | $0 |
| PROF J NIEDZWECKI | OFFICER Officer | 2 | $0 |
| PROF E LOUKOGEORGAKI | PRESIDENT Officer | 5 | $0 |
| H WANG | OFFICER Officer | 2 | $0 |
| DR S HONG | PAST PRESIDENT Officer | 2 | $0 |
| PROF R KNAPP | TREASURER Officer | 5 | $0 |
| DR W KAN | SECRETARY Officer | 5 | $0 |
Address and contacts
- Address (IRS master file)
- 495 N WHISMAN RD STE 300, MOUNTAIN VIEW, CA 94043-5726
- Principal officer (990 for 2024)
- JIN S CHUNG, PO BOX 189, CUPERTINO, CA 95015
- Signed the 990
- JIN S CHUNG, EXECUTIVE DIRECTOR
- Phone
- (650) 254-1871
- Website
- WWW.ISOPE.ORG
- Return prepared by
- BURIAN ACCOUNTANCY CORPORATION
California records
California keeps its own records of charities and corporations. Search them by EIN 84-1144712 or by the name INTERNATIONAL SOCIETY OF OFFSHORE AND POLAR ENGINEERS.
- Attorney General, Registry of Charities and Fundraisers
- Registration status and filed reports (CT-TR-1, RRF-1)
- Secretary of State, bizfile Online
- Corporation status, entity number, agent for service
- Franchise Tax Board
- Entity status letter (state tax exemption, good standing)
Mission
SCIENTIFIC AND EDUCATIONAL SUPPORT OF ORGANIZING, SPONSORING AND PUBLISHING ADVANCES IN OFFSHORE AND POLAR ENGINEERING.
Program accomplishments
- SPONSORSHIP OF ANNUAL INTERNATIONAL SCIENCE CONFERENCE ON OFFSHORE, OCEAN AND POLAR ENGINEERING HELD JUNE 1-6, 2025. SPONSORSHIP OF 15TH PACIFIC ASIA OFFSHORE MECHANICS SYMPOSIUM HELD OCTOBER 13-16, 2024.Expenses $434,304 · revenue $605,705
- PUBLICATION OF JOURNAL, CONFERENCE AND SYMPOSIUM PROCEEDINGS OF REFEREED PAPERS.Expenses $82,724 · revenue $56,062
- SCHOLARSHIPS AND AWARD PRIZES, GIVEN TO INDIVIDUAL GRADUATE STUDENTS OF OFFSHORE, OCEAN AND POLAR ENGINEERINGExpenses $4,000 · grants $4,000
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 June, so each return is due on the 15th day of the 5th month after that.
| Tax year | Year ended | Due | IRS public records |
|---|---|---|---|
| 2025 | June 30, 2026 | November 16, 2026 | Not due yet |
| 2024 | June 30, 2025 | November 17, 2025 | 990 on file |
| 2023 | June 30, 2024 | November 15, 2024 | 990 on file |
IRS record
- EIN
- 84-1144712
- 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
- 1991
- Accounting year ends
- June
- Files
- Form 990 or 990-EZ
- Category (NTEE)
- Science and technology (U40Z)
- Assets (IRS master file)
- $6,003,566
- Income (IRS master file)
- $643,850
Filing history
| Form | Year ended | Revenue | Expenses | Assets | Return |
|---|---|---|---|---|---|
| 990 | June 2025 | $938,192 | $673,147 | $6,470,906 | XML |
| 990 | June 2024 | $941,124 | $757,588 | $6,205,759 | XML |
| 990 | June 2023 | $694,453 | $533,862 | $6,022,114 | IRS |
| 990 | June 2022 | $560,868 | $400,689 | $5,861,461 | XML |
| 990 | June 2021 | – | – | – | IRS |
| 990 | June 2020 | – | – | – | IRS |
| 990 | June 2019 | – | – | – | 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 84-1144712).
Questions about INTERNATIONAL SOCIETY OF OFFSHORE AND POLAR ENGINEERS
- What is the EIN of INTERNATIONAL SOCIETY OF OFFSHORE AND POLAR ENGINEERS?
- The employer identification number (EIN) of INTERNATIONAL SOCIETY OF OFFSHORE AND POLAR ENGINEERS is 84-1144712.
- Is INTERNATIONAL SOCIETY OF OFFSHORE AND POLAR ENGINEERS tax-exempt?
- Yes. The IRS lists it as tax-exempt under section 501(c)(3) since 1991.
- Are donations to INTERNATIONAL SOCIETY OF OFFSHORE AND POLAR ENGINEERS tax-deductible?
- Yes. It is listed in IRS Publication 78 (Public charity, 50% deduction limit).
- Which annual return does INTERNATIONAL SOCIETY OF OFFSHORE AND POLAR ENGINEERS 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 INTERNATIONAL SOCIETY OF OFFSHORE AND POLAR ENGINEERS due?
- The return for tax year 2025 (the year ending June 30, 2026) is due November 16, 2026. Form 8868 extends it by six months; the 990-N cannot be extended.
- When did INTERNATIONAL SOCIETY OF OFFSHORE AND POLAR ENGINEERS last file with the IRS?
- The latest return in the IRS public files is the 990 for the year ended June 2025.
- Who is the principal officer of INTERNATIONAL SOCIETY OF OFFSHORE AND POLAR ENGINEERS?
- The 990 for the year ended June 30, 2025 names JIN S CHUNG.
- Who are the officers and directors of INTERNATIONAL SOCIETY OF OFFSHORE AND POLAR ENGINEERS?
- The 990 for the year ended June 30, 2025 lists 15 people; 2 received compensation from the organization, the highest $54,949 (PROF JIN S CHUNG, EXECUTIVE DIRECTOR).
- How much revenue does INTERNATIONAL SOCIETY OF OFFSHORE AND POLAR ENGINEERS have?
- On its 990 for the year ended June 30, 2025 it reported revenue of $938,192, expenses of $673,147 and total assets of $6,470,906 at year end.
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