General information for Illinois Department of Human Service
Physical address
100 S Grand Ave E, Springfield, Il, 62704
Mailing address
100 S Grand Ave E, Springfield, IL, 62704
Website
dhs.state.il.us
Points of contact for Illinois Department of Human Service
SAM.gov Points of Contact
Jose
Ponce
Government Business POC
Electronic Business POC
Director Grants Administration
401 S. Clinton Street, 2nd Floor, Chicago, IL, 60607
Additional contact details may be available
NAICS codes for Illinois Department of Human Service
| Code | Description | Small Business |
|---|---|---|
| 621420 PRIMARY | Outpatient Mental Health and Substance Abuse Centers | Yes |
Update history
2 change(s) tracked
Aug 7, 2026
NAICS 621420: small-business status No → Yes
Aug 7, 2026
SAM last-updated date: Mar 18, 2026 → Aug 6, 2026
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