Charity Search / AMOS W BUTLER AUDUBON SOCIETY
Environment (C300) IRS Verified DX Registered 990 on File

AMOS W BUTLER AUDUBON SOCIETY

EIN: 23-7253434 · INDIANAPOLIS, IN 46280-0024 · United States · FY 2025 Data
3 out of 5 58 / 100 Based on 2+ years of filings
Financial strength (30%) 65/100
Reliability (20%) 82/100
Effectiveness (25%) 90/100
Impact (25%) No data yet
Financial data: FY 2025 · Scored 9/13/2026
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AMOS W BUTLER AUDUBON SOCIETY logo
26
CharityAI™ Score
out of 100
Mission Statement

The mission of ABAS (proudly transitioning in 2026 to our new name "Bird Alliance of Central Indiana") is "To promote the enjoyment and stewardship of birds of Central Indiana". To honor this mission among other endeavors we: - Host free monthly open to all lectures on nature-related topics - Organize and lead birding field trips in central IN and beyond - Distribute ~$35K/yr in competitive Birdathon grants for habitat acquisition/restoration, education & research - Promote BirdSafe initiatives

Financial Overview — FY 2025
$93K
Total Revenue
$91K
Total Expenses
$538K
Net Assets
0
Employees
Revenue Sources
Expense Breakdown
Program Expense Ratio 95.1%
Fundraising Efficiency N/A
Operating Reserve 70.87x
Liability-to-Asset 0.0%
Revenue Diversification 93.9%
Compared with Peers
FY 2025
Compared with 1,583 similar organizations (United States, Environment, under $100K in expenses), FY 2025.
This organization Middle half of peers (P25–P75) Peer median
Ratio This org Peer median Position (P10 → P90)
Program expense ratio
Program expenses / total expenses · higher is better
95.1% 82.3%
P10P90
Above median
Admin expense ratio
Management and general / total expenses · lower is better
1.4% 9.1%
P10P90
Above median
Fundraising expense ratio
Fundraising expenses / total expenses · lower is better
3.5% 0.0%
P10P90
Bottom quarter
Operating reserve
Months of expenses covered by net assets · higher is better
70.9 mo 33.3 mo
P10P90
Above median
Liabilities to assets
Total liabilities / total assets · lower is better
0.0% 0.0%
P10P90
Top quarter
Revenue concentration
Share of revenue from the largest source · lower is better
93.9% 92.5%
P10P90
Below median
Revenue growth
Year over year revenue growth
15.6% -1.3%
P10P90
Expense growth
Year over year expense growth
44.2% -1.0%
P10P90
Surplus margin
Surplus as a share of revenue
1.7% 15.3%
P10P90
CharityAI™ Evaluation — 2025
26 / 100
0
Financial
62
Reliability
45
Effectiveness
10
Impact
Financial Strength (30%) 0
Reliability & Transparency (20%) 62
Program Effectiveness (25%) 45
Impact & Outcomes (25%) 10

0 programs

IRS Verified 90% Data Complete
Financial History
Year Revenue Expenses Net Assets Program % Staff
2025 $93K $91K $538K 95.1% 0
2024 $80K $63K $536K 92.2% 0
2023 $76K $106K $421K 95.6% —
2022 $100K $88K $410K 88.0% —
2021 $162K $56K N/A — 1
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Organization Details
EIN
23-7253434
State
IN
City
INDIANAPOLIS
ZIP
46280-0024
Classification
C300
Category
Environment
Rating
3★
Coverage
A
Last Updated
Aug 2026
IRS Ruling Year
1938
Foundation Code
15
Form 990
On File
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