Mary J. Koss

Mary J. Koss
Director, Client Accounting Serices 504-831-4949
  • New Business Start-ups
  • Payroll/Sales Tax
  • Tax Planning
  • Accounting
  • Client Advisory Services

Mary Koss, CPA is the Director of Client Accounting Services. She graduated summa cum laude with a Bachelor of Science in Management from Tulane University and began her public accounting career with the Firm in 1980. She was admitted to the membership in 1992.

Mary coordinates services for both the personal and general business sectors and provides accounting, tax and advisory services for organizations operating without a full complement of accounting personnel.

With her special expertise, the Wisconsin native helps new businesses get off to a healthy start. She has been a guest speaker for Tulane University, the University of New Orleans, Women Entrepreneurs Business Center and SCORE and has taught professional education courses.

Mary is a member of the Tulane Association of Business Alumni, Society of Louisiana CPAs, American Institute of CPAs and several arts related organizations. She is on the Board of the Louisiana SPCA and served on the Board of Volunteers of America for 14 years holding the offices of treasurer, secretary and board chair. Mary is an elder and the Clerk of Session of Carrollton Presbyterian Church and previously served on the Board of Carrollton Presbyterian School.


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Bourgeois Bennett NEW ORLEANS 111 Veterans Blvd., 17th Floor
Metairie, LA 70005
504.831.4949
Bourgeois Bennett HOUMA 1340 W. Tunnel Blvd., Ste 226
Houma, LA 70360
985.868.0139
Bourgeois Bennett THIBODAUX 507-D St. Philip Street
Thibodaux, LA 70330
985.447.5243
Bourgeois Bennett MANDEVILLE West Point Office Park
1070-B W. Causeway Approach
Mandeville, LA 70471
985.246.3022