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Marlboro School of Music Inc

EIN 03-0186612 · Philadelphia, PA

Public records show a registered, tax-exempt organization in good standing.

LegitimacyPassesRegistration and standingFinancial healthGood75 out of 100GovernanceGood85 out of 100Impact evidenceDescribes programsHow well its results are evidenced

What it says it does

To inspire new generations of musical leaders by enabling artists of diverse ages, nationalities and perspectives to form a nuturing closely knit community devoted to the intensive exploration of chamber music.

Income
$3.7 million
Spending
$4.9 million
Spent on programs
84%
Reserves
Over 10 years of spending
Largest source of income
investment income, 56%
Employees
54
Volunteers
34
Highest pay
$135,071, administrator

Source: Form 990 for the year ending September 30, 2025, filed with the Internal Revenue Service. Rating method 2026.2. How we rate

Financial health

Good: 75 out of 100. Higher than 53% of charities in its peer group (arts and culture, $1m to $10m).

  • Reserves

    35 of 35

    Spendable reserves would cover more than ten years of spending.

  • Debt

    20 of 20

    It owes 1% of what it owns.

  • Living within its means

    0 of 15

    Spending exceeded income by 31% of income.

  • Income trend

    5 of 15

    Income fell 15% on the year before.

  • Spending floor

    15 of 15

    84% of spending went to programs and raising each dollar of donations cost 8 cents.

Source: Form 990 for the year ending September 30, 2025, filed with the Internal Revenue Service. Rating method 2026.2. How we rate

Governance

Good: 85 out of 100. Higher than 38% of charities in its peer group (arts and culture, $1m to $10m).

  • Independent board

    25 of 25

    34 of 34 voting board members are independent.

  • Conflict of interest policy

    15 of 15

    Has a written conflict of interest policy.

  • Whistleblower policy

    0 of 8

    Reports no written whistleblower policy.

  • Record keeping policy

    0 of 7

    Reports no written policy on keeping and destroying records.

  • Board minutes

    5 of 5

    Keeps minutes of board meetings.

  • Board sees the tax return

    10 of 10

    Gave the board a copy of this return before filing it.

  • Pay set independently

    5 of 5

    Sets its chief executive's pay through independent review and comparison.

  • Independent check of accounts

    15 of 15

    Its accounts were audited by an independent accountant.

  • No reported misuse

    10 of 10

    Reports no diversion of assets, excess benefits or loans to insiders.

Source: Form 990 for the year ending September 30, 2025, filed with the Internal Revenue Service. Rating method 2026.2. How we rate

Impact evidence

Describes programs. Its tax return describes what it does but we have found no measurable results in it.

Programs described in its return (3)
  1. $2.4 million spent. To create a summer study program and community in southeastern Vermont in which 90 diverse musicians share insights and ideas in intensive daily rehearsals, and live with one another, and with staff members, spouses and children for seven weeks.
  2. $1.4 million spent. To present weekend concerts to audiences of approximately 6,000 per season, featuring exceptional performances of works that emanate from our intensive summer study program, and which introduce young emerging musical leaders, and rarely-heard and new compositions of special merit.
  3. $352,741 spent. To present several series of touring ensembles in major east coast cities, and single concerts in other communities, that bring exciting performances from our summer training program in Vermont to broader audiences who would not otherwise be able to experience them.

Source: Form 990 for the year ending September 30, 2025, filed with the Internal Revenue Service. Rating method 2026.2. How we rate

Legitimacy checks

  1. Is it registered with the IRS? Passed.

    Listed in the IRS master file of tax-exempt organizations as a 501(c)(3) charitable organization.

    Source: Exempt Organizations Business Master File, Internal Revenue Service, file dated October 13, 2026.

  2. Has the IRS revoked its tax-exempt status? Passed.

    Not on the IRS automatic revocation list.

    Source: Automatic revocation of exemption list, Internal Revenue Service, file dated November 6, 2026.

  3. Are donations tax-deductible? Passed.

    On the IRS list of organizations eligible to receive tax-deductible contributions.

    Source: Publication 78 data: organizations eligible for tax-deductible contributions, Internal Revenue Service, file dated October 13, 2026.

  4. Is it keeping up with its IRS filings? Passed.

    Most recent return on file covers the year ending September 2024.

    Source: Exempt Organizations Business Master File, Internal Revenue Service, file dated October 13, 2026.

  5. How long has it been tax-exempt? Passed.

    Recognized by the IRS since November 1990.

    Source: Exempt Organizations Business Master File, Internal Revenue Service, file dated October 13, 2026.

  6. Is it in good standing with state regulators? Passed.

    Not on California's list of charities barred from soliciting. Other states are not yet checked.

    Source: May Not Operate or Solicit for Charitable Purposes list, California Attorney General, Registry of Charities and Fundraisers, file dated November 4, 2026.

Ratings and checks are our reading of public records, using the published method. They are not a statement about anyone's honesty. If you work for this organization, you can send corrections or results, confirm you want gifts through Veridonate, or ask to be removed from giving.