Office of Internal Audit
Archdiocese of St. Louis
20 Archbishop May Drive
St. Louis MO 63119

Mike Duffy, Director of Internal Audit
314.792.7133 (Direct)
314.651.5260 (Cell)
mduffy@archstl.org

Mark Lawrence, Staff Auditor
314.792.7242
marklawrence@archstl.org

LaWanda Barnes, Staff Auditor
314.792.7241
lawandabarnes@archstl.org

Cathy Hederman – Catholic Charities Federation Auditor
314.792.7240
cathyhederman@archstl.org

Roderick Malone, Staff Auditor
314.792.7243
roderickmalone@archstl.org