Who is responsible for chexsystem disputes?

You will have to contact ChexSystems Consumer Relations Department in order to dispute any item mentioned in your report.

You can contact Chexsystems at: ChexSystems, 7805 Hudson Road, Woodbury MN 55125-1403, Tel: (800)428-9623 Fax: (602)659-2197

As far as I know, presently, if you're being listed in the ChexSystems database, it won't affect your consumer credit score.

chexhelp.com for a free annual copy of a chexsystems report