FRIENDS OF THUNDER BAY NATIONAL MARINE SANCTUARY

EIN: 273494471 501(c)(3) Philanthropy & Grantmaking

ALPENA, MI

Total Revenue
$515,919
Total Expenses
$237,438
Total Assets
$1,685,672
Net Assets
$1,684,627
🔒

Financial Vulnerability Assessment (Tuckman-Chang)

4 risk indicators measuring financial stability and operational resilience

Sign in with your work email to view Tuckman-Chang indicators

Sign In — Free (10 views/day)

Financial Trends

Organization Details

Formation Year
2010
Legal Domicile
MI
Principal Officer
CHARLES WIESEN
Phone
9893568805
Tax Period
2025-03-01 to 2026-02-28

FRIENDS OF THUNDER BAY NATIONAL MARINE SANCTUARY, founded in 2010, is a small nonprofit in the Philanthropy & Grantmaking sector that reported $516K in total revenue in fiscal year 2025. The organization ran a surplus of $278K, a strong 54% operating margin.

Mission

TO FUND AND SUPPORT THE OPERATIONS AND PROGRAMS OF THE THUNDER BAY NATIONAL MARINE SANCTUARY. THIS INCLUDES PROVIDING EDUCATIONAL OPPORTUNITIES AT THE SANCTUARY BUILDING AND WITHIN THE SANCTUARY BOUNDARIES.

Program Service Accomplishments

Program 1
Expenses: $153,341 Revenue: $139,318

TO SUPPORT OPERATIONS AND PROGRAMS OF THE THUNDER BAY NATIONAL MARINE SANCTUARY

Program 2
Expenses: $75,764 Revenue: $71,797

PROVIDING EDUCATIONAL OPPORTUNITIES AT THE SANCTUARY BUILDING AND WITHIN THE SANCTUARY BOUNDARIES.

🔒

Trantor Score

Financial Health Score (300–850) · Liquidity · Solvency · Sustainability · Efficiency

Sign in to view Trantor Score and financial metrics

Liquidity (40%) • Solvency (30%) • Sustainability (20%) • Efficiency (10%)

Sign In — Free (10 views/day)

Financial Overview (2025)

Revenue Breakdown

Contributions & Grants $216,176
Program Service Revenue $211,115
Investment Income $28,268
Other Revenue $60,360
TOTAL REVENUE $515,919

Expense Breakdown

Grants Paid $0
Salaries & Benefits $36,031
Fundraising Expenses $987
Program Expenses $229,105
Other Expenses $201,407
TOTAL EXPENSES $237,438

Year-over-Year Comparison

2025 2024 Change
Revenue $515,919 $499,681 +0.0%
Expenses $237,438 $283,376 -0.2%
Net Income $278,481 $216,305 +0.3%
Key Indicators
✗ Grants to Organizations ✗ Grants to Individuals ✗ Lobbying ✗ Political Activity ✗ Foreign Activities ✗ Donor Advised Fund ✓ Schedule B Required
🔒

Financial Health Indicators

Comprehensive financial analysis: Altman Z-Score, liquidity, solvency, sustainability, efficiency, and growth metrics

Financial Distress Indicator

Liquidity & Cash Position

Sign in to view all financial metrics

Altman Z-Score • Liquidity Ratios • Solvency Analysis • Growth Indicators • Efficiency Metrics

Sign In

Governance

Voting Members
6
Independent Members
6
Employees
10
Volunteers
N/A

Governance Policies

✗ Conflict of Interest Policy
✗ Whistleblower Policy
✗ Document Retention Policy

Special Practices & Reported Activities

✗ Operated a School
✗ Operated a Hospital
✗ Provided First Class Travel
✗ Reported Conflict of Interest
✗ Reported Asset Diversion
✗ Excess Benefit Transaction
✗ Made Political Expenditures
✗ Engaged in Lobbying
✗ Operated Donor Advised Fund
✗ Maintained Art Collections
✗ Filed Form 720

Compensation of Officers, Directors & Key Employees

Total Officers
3
$0
Total Directors
6
$0
Key Employees
0
$0
Highest Compensated
0
reported
Name Title Hours/Week Role Reportable Comp Other Comp Total
KIMBERLY GILDNER DIRECTOR 1.00
Director
$0 $0 $0
JEFF GRAY DIRECTOR 1.00
Officer Director
$0 $0 $0
BEACH HALL DIRECTOR 1.00
Director
$0 $0 $0
AL MOE DIRECTOR 1.00
Director
$0 $0 $0
CAROL SHAFTO TREASURER / 2.00
Officer Director
$0 $0 $0
CHARLES WIESEN PRESIDENT 2.00
Officer Director
$0 $0 $0
Note: Compensation data is self-reported by the organization on their Form 990. "Reportable Comp" includes salary, bonuses, and other reportable compensation from the organization and related organizations. "Other Comp" includes benefits, deferred compensation, and non-taxable benefits.

Historical Data

Year Revenue Expenses Assets Net Income
2026 $515,919 $237,438 $1,685,672 $278,481
2025 $499,681 $283,376 $1,398,357 $216,305
2024 $816,419 $352,571 $1,164,493 $463,848
2023 $559,979 $292,687 $684,714 $267,292
2022 $410,010 $232,348 $442,893 $177,662
2021 $202,436 $187,852 $268,462 $14,584
2021 $133,416 $155,426 $232,395 $-22,010
2020 $259,543 $362,826 $248,942 $-103,283
2019 $281,573 $288,791 $348,190 $-7,218
2018 $455,059 $374,819 $360,199 $80,240
Explore More Nonprofits
→Top 100 Nonprofits in Michigan →Largest U.S. Nonprofits →Best Rated Nonprofits →Most Efficient Nonprofits

Compare FRIENDS OF THUNDER BAY NATIONAL MARINE SANCTUARY with other nonprofits in Michigan and across the country.

We Value Your Privacy
We use cookies and similar technologies to analyze site traffic and improve your experience. By clicking "Accept All", you consent to our use of cookies for analytics and measurement.