HINS501(c)(7) · MEDIUMNAICS 713910EIN 36-1221110

Hinsdale Golf Club

Clarendon Hls, IL · founded 1941
14 filings on recordFY 20102023medium confidence
FY23 Total Revenue
$8.71M
▲ 4.6% YoY
FY23 Total Expenses
$8.27M
▲ 9.8% YoY
Operating Margin
5.0%
revenue minus expenses ÷ revenue
Employees
265
headcount as reported on filing

The Five-Year Picture

FY2019 — FY2023 · as filed
Revenue
$8.7M
▲ 26.1% / 5y
6.98.08.08.38.7
Expenses
$8.3M
▲ 44.5% / 5y
5.77.07.07.58.3
Total Assets
$20.9M
▲ 41.5% / 5y
14.720.020.020.820.9
Total Liabilities
$4.8M
▲ 85.5% / 5y
2.65.35.35.04.8

Year-on-year detail

from IRS Form 990
LineFY19FY20FY21FY22FY23Δ total
Revenue$6.9M$8.0M$8.0M$8.3M$8.7M+26.1%
Expenses$5.7M$7.0M$7.0M$7.5M$8.3M+44.5%
Net surplus$1.2M$1.0M$1.0M$790K$437K-63.0%
Total assets$14.7M$20.0M$20.0M$20.8M$20.9M+41.5%
Total liabilities$2.6M$5.3M$5.3M$5.0M$4.8M+85.5%
Net assets$12.2M$14.7M$14.7M$15.7M$16.1M+32.2%

Officer & staff compensation

FY23 · from IRS Form 990
Officer · EmployeeReportableOther
Mark Jablonski
General Manager· 40h/wk
$336,214$35,734
ERIC WILLEY
GROUNDS SUPER· 40h/wk
$263,503$9,213
Suzanne Lemmery
Head Tennis Professional· 40h/wk
$211,515$29,794
JOHN QUARLES
Controller· 40h/wk
$205,688$24,618
Matthew Slowinski
Head Golf Professional· 40h/wk
$194,586$7,784
JAMES KREMER
Executive Chef· 40h/wk
$175,973$30,989

+ 12 unpaid officers/directors as reported (BRUCE GEORGE, DANIEL C MCKAY II, DAVID MOSER, +9 more)

Top contractors

FY23 · vendors paid $100k+ as reported

No contractors reported.

Revenue by activity

FY23 · dues, greens fees, dining, and other sources
Line itemAmount
MEMBERSHIP DUES & ASSESSM$7,494,843
GOLF RELATED FEES$867,721
OTHER$198,736
OTHER SPORTS$161,892
LOCKERS$120,530

HFounded in 1941, Hinsdale Golf Club reported $8.71M of revenue for FY23, at an operating margin of 5.0%. Revenue moved up 4.6% against the prior posted return. Every figure on this page is drawn from the club’s Form 990 as filed; a dash marks a value the filing did not report.

Source documents
Form 990, FY2023 · period ending Sun Dec 31 2023 00:00:00 GMT+0000 (Coordinated Universal Time)
Form 990, FY2022 · period ending Sat Dec 31 2022 00:00:00 GMT+0000 (Coordinated Universal Time)
Form 990, FY2021 · period ending Fri Dec 31 2021 00:00:00 GMT+0000 (Coordinated Universal Time)
+ 11 more · via ProPublica
BLTS $29.2M ▲4.1
STLC $18.4M ▲8.1
ESSX $15.3M ▲11.2
TRDN $17.7M ▼1.4
MRON $17.0M ▲5.2
live feed
The Quarterly · delivered free

Read the filings
before the board does.

Every new 990, every shift in the compensation bands, every notable year-over-year swing — compiled into one briefing each edition, for the people who actually run these clubs.

4,200+
GMs · controllers · board members
4×
a year · never more
Subscribe
Quarterly only · no spam · unsubscribe in one click

“I read it before our finance committee meets.”
— GM, top-50 club

Privacy PolicyDisclaimerMethodology© 2026 Country Club Intel
The Quarterly · free
The filings, the comp, the movers — four times a year.
Quarterly only · no spam · unsubscribe in one click