Charity Search / SENTINEL BIO INC
Philanthropy & Grantmaking (T99) 990 on File

SENTINEL BIO INC

EIN: 99-3068480 · WASHINGTON, DC 20005-1877 · United States · FY 2024 Data
3 out of 5 52 / 100 Based on one year of filings
Financial strength (30%) 87/100
Reliability (20%) 40/100
Effectiveness (25%) 71/100
Impact (25%) No data yet
Financial data: FY 2024 · Scored 9/13/2026
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CharityAI™ Score
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Financial Overview — FY 2024
$10.6M
Total Revenue
$1.5M
Total Expenses
$9.1M
Net Assets
0
Employees
Revenue Sources
Expense Breakdown
Program Expense Ratio 90.2%
Fundraising Efficiency N/A
Operating Reserve 70.87x
Liability-to-Asset 0.2%
Revenue Diversification 99.9%
Executive Compensation $101K
Compared with Peers
FY 2024
Compared with 5,337 similar organizations (United States, Philanthropy & Grantmaking, $1M–$10M in expenses), FY 2024.
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
90.2% 90.9%
P10P90
Below median
Admin expense ratio
Management and general / total expenses · lower is better
7.3% 8.3%
P10P90
Above median
Fundraising expense ratio
Fundraising expenses / total expenses · lower is better
2.5% 2.1%
P10P90
Below median
Operating reserve
Months of expenses covered by net assets · higher is better
70.9 mo 80.9 mo
P10P90
Below median
Liabilities to assets
Total liabilities / total assets · lower is better
0.2% 0.0%
P10P90
Below median
Revenue concentration
Share of revenue from the largest source · lower is better
99.9% 89.7%
P10P90
Bottom quarter
Surplus margin
Surplus as a share of revenue
85.5% 2.5%
P10P90
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Organization Details
EIN
99-3068480
State
DC
City
WASHINGTON
ZIP
20005-1877
Classification
T99
Category
Philanthropy & Grantmaking
Rating
3★
Coverage
B
Last Updated
Aug 2026
Form 990
On File
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