Office hours are by appointment only. [email protected] Sheridan Township Board Members Kelly CrockerSupervisor 616-402-8836 Marlynn GulemboClerk 231-462-3565 Jennie BoremaTreasurer 231-277-8062 Rich RouwhorstTrustee 231-462-9724 Jennifer TyndallTrustee 231-690-7386 Nancy VandervestASSESSOR 231-510-0076 other township information County Commissioner Ron BaconContact: 231-510-0818 Mason County Road Commission 231-757-2882 Mason County Equalization Department 231-845-6288 District Health Department #10 (Ludington) 231-845-7391 https://www.dhd10.org/