The OPP Norfolk/Haldimand crime unit seized a number of drugs after executing a search warrant at a home in Simcoe.
On Friday OPP searched the home on Millcroft Dr. Seven people were arrested, four of them are facing drug-related charges.
Purple fentanyl, methamphetamine and cocaine were recovered along with Canadian money.
60-year-old Samuel J. Gervais, 41-year-old Jason Lee Winter, 49-year-old Michael Marius Leedertse and 29-year-old Chantel Leah Hockin all are scheduled to appear in Simcoe court at a later date.