Nonprofit · EIN 45-0443517
GATEWAY TO SCIENCE CENTER INC
Tax-exempt · BISMARCK, ND 58501
Financials
| Year ended | Form | Revenue | Expenses | Net income | Total assets | Liabilities | Net assets |
|---|---|---|---|---|---|---|---|
| June 30, 2025 | 990 | $1,556,687 | $2,860,722 | -$1,304,035 | $23,581,634 | $2,644,816 | $20,936,818 |
| June 30, 2024 | 990 | $1,446,202 | $2,640,488 | -$1,194,286 | $25,181,269 | $3,051,098 | $22,130,171 |
| June 30, 2023 | 990 | $1,892,667 | $1,722,140 | $170,527 | $27,197,919 | $3,780,167 | $23,417,752 |
Financial details: 990 for the year ended June 30, 2025
Revenue
- Contributions, gifts and grants
- $855,418
- of which government grants
- $171,055
- Membership dues
- $217,920
- Program service revenue
- $611,945
- Investment income
- $21,978
- Net gain from sales of assets
- -$97
- Net income from fundraising events
- $47,936
- Net income from sales of inventory
- $9,091
- Other revenue
- $67,346
Expenses
- Grants and similar amounts paid
- $0
- Compensation of officers, directors and key employees
- $113,137
- Other salaries and wages
- $1,021,184
- Salaries, compensation and benefits (total)
- $1,403,138
- Professional fundraising fees
- $0
- Occupancy
- $59,297
- Travel
- $38,604
- Depreciation
- $823,810
- Program services (functional)
- $2,396,609
- Management and general (functional)
- $336,224
- Fundraising (functional)
- $127,889
Balance sheet and other
- Total assets, start of year
- $25,181,269
- Total assets, end of year
- $23,581,634
- Total liabilities, end of year
- $2,644,816
- Net assets, end of year
- $20,936,818
- Land, buildings and equipment
- $21,454,086
- Publicly traded securities
- $304,071
- Net assets without donor restrictions
- $19,795,660
- Net assets with donor restrictions
- $1,141,158
- Gross unrelated business income
- $114,701
- Gross receipts
- $1,616,449
- Employees
- 57
- Volunteers
- 70
- Year formed
- 1994
- State of legal domicile
- ND
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 | Other / benefits |
|---|---|---|---|---|
| ELISABETH DEMKE | CHIEF EXECUTIVE OFFICER Officer | 40 | $86,666 | $19,079 |
| DOUG ZINKE | DIRECTOR Trustee or director | 1 | $0 | $0 |
| CHRIS RIEDMAN | PRESIDENT Trustee or director, Officer | 2 | $0 | $0 |
| KAROL RIEDMAN | TREASURER Trustee or director, Officer | 4 | $0 | $0 |
| JASON ANDERSON | DIRECTOR Trustee or director | 1 | $0 | $0 |
| LINDA GUTENSOHN | DIRECTOR Trustee or director | 1 | $0 | $0 |
| KAY KOCH | DIRECTOR Trustee or director | 1 | $0 | $0 |
| DAN LEINGANG | DIRECTOR Trustee or director | 1 | $0 | $0 |
| TIM LERVICK | DIRECTOR Trustee or director | 1 | $0 | $0 |
| KARIE MISCHEL | DIRECTOR Trustee or director | 1 | $0 | $0 |
| BRENT BOGAR | SECRETARY Trustee or director, Officer | 1 | $0 | $0 |
| TARA FEIL | VICE PRESIDENT Trustee or director, Officer | 1 | $0 | $0 |
| BRETT MITCHELL | DIRECTOR Trustee or director | 1 | $0 | $0 |
| ERIC OLSON | DIRECTOR Trustee or director | 1 | $0 | $0 |
| MIKE WAMBOLDT | DIRECTOR Trustee or director | 1 | $0 | $0 |
2 more people on this return
| Name | Title | Hours / week | Compensation |
|---|---|---|---|
| SHAWN RILEY | DIRECTOR Trustee or director | 1 | $0 |
| HEATHER SANDNESS NELSON | DIRECTOR Trustee or director | 1 | $0 |
990 for the year ended June 30, 2024: 18 people
| Name | Title | Hours / week | Compensation | Other / benefits |
|---|---|---|---|---|
| ELISABETH DEMKE | EXECUTIVE DIRECTOR Officer | 40 | $81,213 | $4,659 |
| DOUG ZINKE | PRESIDENT Trustee or director, Officer | 1 | $0 | $0 |
| CHRIS RIEDMAN | VICE PRESIDENT Trustee or director, Officer | 1 | $0 | $0 |
| KAROL RIEDMAN | TREASURER Trustee or director, Officer | 4 | $0 | $0 |
| JASON ANDERSON | DIRECTOR Trustee or director | 1 | $0 | $0 |
| JEFF ESLINGER | SECRETARY Trustee or director, Officer | 1 | $0 | $0 |
| LINDA GUTENSOHN | DIRECTOR Trustee or director | 1 | $0 | $0 |
| KAY KOCH | DIRECTOR Trustee or director | 1 | $0 | $0 |
| DAN LEINGANG | DIRECTOR Trustee or director | 1 | $0 | $0 |
| TIM LERVICK | DIRECTOR Trustee or director | 1 | $0 | $0 |
| KARIE MISCHEL | DIRECTOR Trustee or director | 1 | $0 | $0 |
| GREGG WICHE | DIRECTOR Trustee or director | 1 | $0 | $0 |
| TOM HUTCHENS | DIRECTOR Trustee or director | 1 | $0 | $0 |
| BRENT BOGAR | DIRECTOR Trustee or director | 1 | $0 | $0 |
| TARA FEIL | DIRECTOR Trustee or director | 1 | $0 | $0 |
| BRETT MITCHELL | DIRECTOR Trustee or director | 1 | $0 | $0 |
| ERIC OLSON | DIRECTOR Trustee or director | 1 | $0 | $0 |
| MIKE WAMBOLDT | DIRECTOR Trustee or director | 1 | $0 | $0 |
990 for the year ended June 30, 2023: 15 people
| Name | Title | Hours / week | Compensation |
|---|---|---|---|
| ELISABETH DEMKE | EXECUTIVE DIRECTOR Officer | 40 | $74,971 |
| DOUG ZINKE | PRESIDENT Trustee or director, Officer | 1 | $0 |
| CHRIS RIEDMAN | VICE PRESIDENT Trustee or director, Officer | 1 | $0 |
| KAROL RIEDMAN | TREASURER Trustee or director, Officer | 4 | $0 |
| JASON ANDERSON | DIRECTOR Trustee or director | 1 | $0 |
| JEFF ESLINGER | DIRECTOR Trustee or director | 1 | $0 |
| LINDA GUTENSOHN | DIRECTOR Trustee or director | 1 | $0 |
| JEFF HRUBY | DIRECTOR Trustee or director | 1 | $0 |
| KAY KOCH | DIRECTOR Trustee or director | 1 | $0 |
| DAN LEINGANG | DIRECTOR Trustee or director | 1 | $0 |
| TIM LERVICK | DIRECTOR Trustee or director | 1 | $0 |
| KARIE MISCHEL | DIRECTOR Trustee or director | 1 | $0 |
| CAMERON THOROUGHMAN | DIRECTOR Trustee or director | 1 | $0 |
| GREGG WICHE | DIRECTOR Trustee or director | 1 | $0 |
| TOM HUTCHENS | DIRECTOR Trustee or director | 1 | $0 |
Address and contacts
- Address (IRS master file)
- 1600 CANARY AVE 1, BISMARCK, ND 58501-1211
- Principal officer (990 for 2024)
- ELISABETH DEMKE, 1600 CANARY AVE 1, BISMARCK, ND 58501
- Signed the 990
- KAROL RIEDMAN, TREASURER
- Phone
- (701) 258-1975
- Return prepared by
- BRADY MARTZ PLLC
Mission
GATEWAY TO SCIENCE'S MISSION IS TO INSPIRE THE DISCOVERY OF SCIENCE THROUGH HANDS-ON EXPERIENCES THROUGH THE OPERATION OF AN INTERACTIVE SCIENCE CENTER AND BY OFFERING EDUCATIONAL PROGRAMS.
Program accomplishments
- MAINTAIN GALLERY OF INTERACTIVE SCIENCE EXHIBITS: TOTAL SERVED = 64,943 GENERAL ADMISSIONGATEWAY TO SCIENCE PROVIDES HANDS-ON SCIENCE LEARNING EXPERIENCES FOR ALL AGES, PRESCHOOL TO ADULT. IGNITE YOUR IMAGINATION AS YOU EXPLORE OUR UNIQUE HANDS-ON GALLERY CONTAINING INTERACTIVE EXHIBITS THAT HIGHLIGHT THE SCIENCE HAPPENING IN OUR STATE, INCLUDING ENERGY, AGRICULTURE, WEATHER, HEALTH & HUMAN BODY, WATER, AND TRANSPORTATION. SCIENCE FIRST IS DESIGNED ESPECIALLY FOR PRESCHOOL CHILDREN AND THEIR FAMILIES. LEARNING IS MADE FUN FOR ALL AGES IN AN INFORMAL ENVIRONMENT WHERE HANDS-ON EXPERIENCE IS THE BEST TEACHER. GATEWAY TO SCIENVE EXHIBITS ARE DESIGNED TO EDUCATE AND ENTERTAIN THE CURIOUS MINDS OF CHILDREN AND FAMILIES.Expenses $2,304,679 · revenue $288,261
- EDUCATIONAL PROGRAMS & OUTREACH ACTIVITIES: TOTAL SERVED ONSITE = 15,490, OFFSITE = 22,591GATEWAY TO SCIENCE OFFERS FUN AND EDUCATIONAL SCIENCE PROGRAMS FOR STUDENTS AND FAMILIES (PRE-K THROUGH ADULT). THE PROGRAMS CONSIST OF ACTIVITIES LIKE CAMPS, WEEK-LONG CAMPS, AFTERSCHOOL CLUBS, ADULT WORKSHOPS, AND EDUCATIONAL EVENTS DESIGNED TO EDUCATE PEOPLE OF ALL AGES ABOUT SCIENCE, TECHNOLOGY, ENGINEERING AND AND MATHEMATICS (STEM) WITH HANDS-ON EXPERIENCES.Expenses $91,930 · revenue $208,983
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
- 45-0443517
- 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
- 1996
- Accounting year ends
- June
- Files
- Form 990 or 990-EZ
- Category (NTEE)
- Arts, culture and humanities (A570)
- Assets (IRS master file)
- $23,581,634
- Income (IRS master file)
- $1,616,449
Filing history
| Form | Year ended | Revenue | Expenses | Assets | Return |
|---|---|---|---|---|---|
| 990 | June 2025 | $1,556,687 | $2,860,722 | $23,581,634 | XML |
| 990-T | June 2025 | – | – | – | IRS |
| 990 | June 2024 | $1,446,202 | $2,640,488 | $25,181,269 | XML |
| 990 | June 2023 | $1,892,667 | $1,722,140 | $27,197,919 | XML |
| 990 | June 2022 | $14,206,079 | $930,815 | $24,235,129 | IRS |
| 990 | June 2021 | – | – | – | IRS |
| 990 | June 2020 | – | – | – | IRS |
| 990 | June 2019 | – | – | – | IRS |
| 990 | June 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 45-0443517).
Questions about GATEWAY TO SCIENCE CENTER INC
- What is the EIN of GATEWAY TO SCIENCE CENTER INC?
- The employer identification number (EIN) of GATEWAY TO SCIENCE CENTER INC is 45-0443517.
- Is GATEWAY TO SCIENCE CENTER INC tax-exempt?
- Yes. The IRS lists it as tax-exempt under section 501(c)(3) since 1996.
- Are donations to GATEWAY TO SCIENCE CENTER INC tax-deductible?
- Yes. It is listed in IRS Publication 78 (Public charity, 50% deduction limit).
- Which annual return does GATEWAY TO SCIENCE CENTER 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 GATEWAY TO SCIENCE CENTER INC 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 GATEWAY TO SCIENCE CENTER INC 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 GATEWAY TO SCIENCE CENTER INC?
- The 990 for the year ended June 30, 2025 names ELISABETH DEMKE.
- Who are the officers and directors of GATEWAY TO SCIENCE CENTER INC?
- The 990 for the year ended June 30, 2025 lists 17 people; 1 received compensation from the organization, the highest $86,666 (ELISABETH DEMKE, CHIEF EXECUTIVE OFFICER).
- How much revenue does GATEWAY TO SCIENCE CENTER INC have?
- On its 990 for the year ended June 30, 2025 it reported revenue of $1,556,687, expenses of $2,860,722 and total assets of $23,581,634 at year end.
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