Sheridan Production Company III, LLC experienced an external system breach between August 14, 2021, and August 19, 2021. The breach, discovered on September 29, 2021, affected 32,753 individuals. Compromised information included names and financial account numbers with associated security codes or PINs. The company notified affected individuals on October 15, 2021, and offered 12 months of complimentary credit monitoring services through Experian.