| Keefe, Katherine M. | McHenry County Circuit Clerk | Circuit Clerk | | circuitclerk@mchenrycountyil.gov |
| Poynter, Jeffery | Director of Workforce Network | Workforce Network Board | (815) 334-2778 | jjpoynter@mchenrycountyil.gov |
| Rohn, Jake | Director of Workforce Network Board | Workforce Network | (815) 334-2785 | mcwnboard@mchenrycountyil.gov |
| Tirio, Joe | McHenry County Recorder | County Recorder | (815) 334-4110 | JJTirio@mchenrycountyil.gov |
| Sullivan, Thomas | Director of Information Technology | Information Technology | (815) 334-4138 | tmsulliv@mchenrycountyil.gov |
| Burroughs, Tom | Director of Facilities | Facilities Management | (815) 334-4155 | gtburroughs@mchenrycountyil.gov |
| Kenneally, Patrick D. | McHenry County State's Attorney | State's Attorney Office | (815) 334-4159 | statesattorney@mchenrycountyil.gov |
| Cook, Mark G. | McHenry County Public Defender | Public Defender | (815) 334-4170 | |
| Wisz, Kerri | Chief Financial Officer | Finance | (815) 334-4207 | KMWisz@mchenrycountyil.gov |
| Teresi, Shannon | County Auditor | Auditor | (815) 334-4208 | auditor@mchenrycountyil.gov |
| Ziebart, Suzanne | Director of Human Resources | Human Resources | (815) 334-4220 | humanresources@mchenrycountyil.gov |
| Buehler, Michael | County Board Chairman | County Board | (815) 334-4224 | mjbuehler@mchenrycountyil.gov |
| Austin, Peter | County Administrator | County Administration | (815) 334-4226 | pbaustin@mchenrycountyil.gov |
| Iwanicki, Michael | Superintendent Veteran's Commission | Veterans Assistance Commission | (815) 334-4229 | veterans@mchenrycountyil.gov |
| Tirio, Joseph J. | McHenry County Clerk | County Clerk | (815) 334-4242 | countyclerk@mchenrycountyil.gov |
| Kurtz, Donna | McHenry County Treasurer | Treasurer | (815) 334-4260 | dmkurtz@mchenrycountyil.gov |
| Benitez, Alejandro | Chief Assessment Officer | Assessments | (815) 334-4290 | assessments@mchenrycountyil.gov |
| Wallis, James "Dan" | Trial Court Administrator | Court Administration | (815) 334-4385 | jdwallis@22ndcircuit.illinoiscourts.gov |
| Burman, Courtney | Jury Assembly Coordinator | Jury Commission | (815) 334-4390 | |
| Krause, Seth | Probation and Court Services Director | Court Services/ Probation | (815) 334-4400 | sakrause@mchenrycountyil.gov |
