Senior Staff

Members of our executive team have contributed an average 24 years of service to Delta Dental of Oklahoma, providing a stable foundation and consistent leadership.

Senior staff members lead by example, and regularly volunteer and participate in employee activities and projects.

John Gladden

Chairman, President & CEO

Joined DDOK: 1994

Tania Graham

Chief Operating & Privacy Officer

Joined DDOK: 1990

Ashley Albright

Chief Financial Officer

Joined DDOK: 2002

David Jones

Chief Information and Security Officer

Joined DDOK: 2004

Lan Miller

Chief Sales Officer

Joined DDOK: 2001