INTERNATIONAL INSTITUTE OF ACOUSTI… - Form 990 Financial Data

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Financial Vulnerability Assessment (Tuckman-Chang)

4 risk indicators measuring financial stability and operational resilience

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Financial Trends

Organization Details

Formation Year

1995

Legal Domicile

Principal Officer

ZHUANG LI

Tax Period

2024-06-01 to 2025-05-31

INTERNATIONAL INSTITUTE OF ACOUSTICS AND VIBRATION, founded in 1995, is a small nonprofit in the Medical Research sector that reported $178K in total revenue in fiscal year 2024. Revenue fell 42% from the prior year — a significant decline worth monitoring. The organization ran a surplus of $114K, a strong 64% operating margin.

Mission

The purpose of the International Institute of Acoustics and Vibration (IIAV) is to advance the science of acoustics and vibration by creating an international scientific society that is responsive to the needs of scientists and engineers in all countries whose primary interests are in the fields of acoustics and vibration.

Program Service Accomplishments

Program 1

Expenses: $64,633

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Trantor Score

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

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

Financial Overview (2024)

Revenue Breakdown

Contributions & Grants $35,650

Program Service Revenue $115,349

Investment Income $27,174

Other Revenue $0

TOTAL REVENUE $178,173

Expense Breakdown

Grants Paid $0

Salaries & Benefits $0

Fundraising Expenses $0

Program Expenses $64,633

Other Expenses $22,158

TOTAL EXPENSES $64,633

Year-over-Year Comparison

	2024	2023	Change
Revenue	$178,173	$308,949	-0.4%
Expenses	$64,633	$269,504	-0.8%
Net Income	$113,540	$39,445	+1.9%

Key Indicators

✗ Grants to Organizations ✗ Grants to Individuals ✗ Lobbying ✗ Political Activity ✗ Foreign Activities ✗ Donor Advised Fund ✗ Schedule B Required

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Financial Health Indicators

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

Financial Distress Indicator

Liquidity & Cash Position

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

Governance

Voting Members

Independent Members

Employees

N/A

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

Total Directors

Key Employees

Highest Compensated

reported

Name	Title	Hours/Week	Role	Reportable Comp	Other Comp	Total
SERGIO LUZZI	President	3.00	Officer Director	$0	$0	$0
MARIA DE DIEGO	PRESIDENT ELECT	1.00	Officer Director	$0	$0	$0
JIAN KANG	IMM. PAST PRES.	1.00	Officer Director	$0	$0	$0
JOHN LAURENCE DAVY	VP PROF. RELAT.	1.00	Officer Director	$0	$0	$0
ELEONORA CARLETTI	VP FOR COMM.	1.00	Officer Director	$0	$0	$0
MALCOLM J CROCKER	Executive Dir.	5.00	Officer Director	$0	$0	$0
ZHUANG LI	Treasurer	3.00	Officer Director	$0	$0	$0
JORGE P ARENAS	SECTION DIR.	0.50	Director	$0	$0	$0
FRANCESCO ASDRUBALI	Director	0.50	Director	$0	$0	$0
JUN YANG	SECTION DIR.	0.50	Director	$0	$0	$0
ADRIAN BROWN	Director	0.50	Director	$0	$0	$0
LARS HAKANSSON	Director	0.50	Director	$0	$0	$0
FRANCISCO D DENIA	Director	0.50	Director	$0	$0	$0
JEONG-GUON IH	Director	0.50	Director	$0	$0	$0
SHUNSUKE ISHIMITSU	Director	0.50	Director	$0	$0	$0
HAMID REZA KARIMI	Director	0.50	Director	$0	$0	$0
JIM B W KOK	Director	0.50	Director	$0	$0	$0
GEORGES KOUROUSSIS	Director	0.50	Director	$0	$0	$0
DESHENG VICTOR LI	Director	0.50	Director	$0	$0	$0
STEFFEN MARBURG	Director	0.50	Director	$0	$0	$0
GIUSEPPE MICCOLI	Director	0.50	Director	$0	$0	$0
VENUGOPALAN PALLAYIL	Director	0.50	Director	$0	$0	$0
MOHAMMAD ROSHUN PAUROBALLY	Director	0.50	Director	$0	$0	$0
MICHEL ROSMOLEN	SECTION DIR.	0.50	Director	$0	$0	$0
GAETANO LICTIRA	Director	0.50	Director	$0	$0	$0
MAREK PAWELCZYK	Director	0.50	Director	$0	$0	$0
ZHUSHI RAO	Director	0.50	Director	$0	$0	$0
KONCA SAHER	Director	0.50	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
2025	$178,173	$64,633	$660,167	$113,540
2024	$308,949	$269,504	$543,990	$39,445
2023	$247,876	$40,457	$530,360	$207,419
2019	$149,518	$210,534	$546,504	$-61,016

INTERNATIONAL INSTITUTE OF ACOUSTICS AND VIBRATION