Illinois Philharmonic Orchestra

Arts and culture
Park Forest, Illinois
EIN 36-3293300
Tax-exempt since 1976

Firms paid: 1
Fees reported, —: —
Fees reported in —: —
Most Recent Reported Revenue: $1.2M

Listed as a client by:

Per firm websites

BILL BROOKS & ASSOCIATES LTDGrant writing

Form 990 Snapshot

Illinois Philharmonic Orchestra's Form 990 figures by year
Tax year	Revenue	Contributions	Fundraising expenses	Professional fundraising fees
2024	$1.2M	$776K	$95K	$0K
2023	$931K	$594K	$123K	$0K
2022	$1.2M	$808K	$87K	$0K
2021	$1.4M	$900K	$84K	$0K
2020	$1.1M	$1.1M	$87K	$0K
2019	$916K	$762K	$95K	$0K
2018	$1.2M	$839K	$78K	$0K

Fees are what Illinois Philharmonic Orchestra reported on IRS Form 990. Nonprofits list only fundraisers paid $5,000 or more, and many book consultants under other expenses, so a nonprofit can have worked with firms that don't appear here. Last checked 2026-11-14.