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Governance Register
US nonprofit · EIN 131969375 · New York, NYiSource and licenceOrganisation record IRS Exempt Organizations Business Master File (EIN 131969375) - NTEE activity code, address.Board and officers IRS Form 990 annual filings, Part VII (directors, trustees, officers, key employees), read year by year to observe time served.Latest return IRS Form 990 series e-file data - 990 for the year to 30 June 2025: assets, liabilities, staff, website, telephone, pay.Renewal outlook Computed by Governance Register from the observed filing history and filed revenue. Not a statement that the organisation is recruiting.Deductibility IRS Publication 78 data (code PC), downloaded 18 October 2026.Licence US Federal Government public domain.How we handle data

American Symphony Orchestra Inc's network

11 people5 organisationsi11 people and 5 organisations on this map.The large node is the subject of this page. Solid lines are what the register itself records (11). Violet dotted lines (5) are likely: the same full name sits on the current board of another organisation in the same register and region. Form 990 filings give names without a person identifier; SEC insider filings carry a CIK. It may be a different person.

The board

11 listediTime on the board is observed from the annual filings: the IRS files no appointment date, so the bar counts years from the first filing the person appears on - a lower bound, not a filed start date. Names are exactly as filed. The IRS publishes no person identifier, so this edition does not yet link a person across organisations in the tables. The network map shows same-name matches as likely links only, never as confirmed.Time served and departures are observed across annual filings. Observed time served is a lower bound - a member may have joined before the first year on record. The organisation reported 10 voting members of its governing body on its latest Form 990 Part VI, which matches the board listed here.
NameRole as filedSinceOn the board
Dimitri B Papadimitriou ChairChair2018
8 yrs
Eileen RhulenTrustee2018
8 yrs
Hans-Jurgen KnochVice Chair2019
7 yrs
Helen BaronTrustee2019
7 yrs
Jack KligerTrustee2018
8 yrs
Jon R CarterTrustee2020
6 yrs
Leon BotsteinTrustee/Music Director2018
8 yrs
Michael DorfTrustee2018
8 yrs
Miriam R BergerTrustee2018
8 yrs
Nermin K AhmadTrustee2023
3 yrs
Shirley A Mueller ESQTrustee2018
8 yrs
Under 5 years5 to 6 years6 years or moreShow all 11 →

Officers and senior leadership

2 listediNamed in Part VII as officers, key employees or highest-compensated staff - not board members, shown for completeness.
NameTitle as filedOn the filings
Lynne MeloccaroExecutive Director2018
Oliver InteewornExecutive Directorsince 2019

Pay and hours

year to 30 June 2025iFrom Part VII of the Form 990: compensation reported for each officer, director, trustee, key employee and highest-paid staff member, and the average hours a week they report. Most board members are unpaid; a blank means nothing was reported. Pay from related organisations is shown separately.
NameTitle as filedHours a weekPay from the organisationRelated organisationsOther
Leon BotsteinTrustee/Music Director10$135k
Oliver InteewornExecutive Director40$12k$120k$32k
Dimitri B PapadimitriouChair1$0
Hans-Jurgen KnochVice Chair1$0
Nermin K AhmadTrustee1$0
Helen BaronTrustee1$0
Miriam R BergerTrustee1$0
Jon R CarterTreasurer1$0
Michael DorfTrustee1$0
Jack KligerTrustee1$0
Shirley A Mueller EsqTrustee1$0
Eileen RhulenTrustee1$0
Lawrence ApolzonTrustee1$0

About

Legal name
American Symphony Orchestra Inc
EIN
131969375
Address
1330 Avenue of the Americas FL 2, New York, NY, 10019-5493
State
New York
Mission
The mission of the aso is to renew live orchestra music as a vital force in contemporary american culture. To this end, the aso presents thematic programming, in which musical works are curated around ideas drawn from a variety of disciplines such as history, visual arts, science, politics, and literature. Aso pursues innovation in concert presentation and is devoted to the promotion of... (as filed on the Form 990)
Activity (NTEE)
A690 Arts, culture and humanities
IRS classification
501(c)03 (tax-exempt under section 501(c)(3) where shown)
Classified purpose
Arts, Culture & Humanities
Size band
6 (IRS master file code)
Formed
1962
Principal officer
Ally Chapel (as named on the Form 990)
IRS ruling date
1 December 1964
Status
Code 01 (unconditional exemption)
Form 990 filings on record
6, latest 2023
IRS Publication 78
PC (contributions deductible)

Most connected

Longest observed on the filings

≥8years on the filingsDimitri B Papadimitriou
≥8years on the filingsEileen Rhulen
≥8years on the filingsJack Kliger
≥8years on the filingsLeon Botstein

Latest return

year to 30 June 2025iFigures from the newest Form 990 or 990-EZ in the IRS e-file releases of 2025 and 2026, for the year ending 30 June 2025. US dollars, as filed.
Total assets
$2.3m
Total liabilities
$3.1m
Net assets or fund balances
Minus $819k
Contributions and grants received
$1.5m
Program service revenue
$1.6m
Employees
214
Volunteers
11

State registration

1 entityiBusiness-entity registers published by US states. These records are matched to this organisation by name and state, not by EIN, and are labelled as likely matches. Street addresses are not shown.
American Symphony Orchestra, Inc. likely matchiMatched by exact name and state (and ZIP where shown). State registers do not publish EINs, so this is not a confirmed match. Source: New York Department of State, active corporations (data.ny.gov n9v6-gdp6). Licence: New York open data terms of use. Data last fetched 18 October 2026.
State
New York
Entity type
Domestic Not-For-Profit Corporation
Status
Active
Formed
29 May 1962
Registered agent
Not stated