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Rossmoor Chamber Music Society

EIN 87-2144116Walnut Creek, CAArts & CultureLatest 990 FY2026

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Listed with the IRS. Every screen came back clear.

A 501(c)(3) on Publication 78 and the IRS master file.

A paid feature, included from the $75 plan up. Sign in to download.Checked Oct 16, 2026, 1:07 AM ET
IRS listing
Listed
Revocation
None
IRS files
Agree
Sanctions
No match
IRS bulletin
No notice
California
No record
Charity type
509(a)(2)

$22krevenue
FY2026
1 of 1years filed
’26
Revenue and spendingRevenueSpending
$0$5k$10k$15k$20k$25k’26
Against similar nonprofits FY2026
Operating margin13.1%
Middle half of peersMedianRossmoor Chamber Music Society