Executive Staff

Pat Robertson, CPA, CPM, CGFM, CRA
Executive Director

Pat Robertson was named Executive Director of the Public Employees' Retirement System of Mississippi in November 2005. As the System's fifth Executive Director, Mrs. Robertson is responsible for the effective and efficient operations of all systems under the Public Employees' Retirement System.

Mrs. Robertson has more than 25 years of experience in public service at PERS. As PERS' chief executive officer, Mrs. Robertson oversees all facets of the retirement system which consists of 22 defined benefit plans, an optional retirement plan for Institutions of Higher Learning, and the state deferred compensation plan. She also acts as the System's liaison with retirees, employers, employees, the Legislature, and the Board of Trustees

Lorrie Tingle, CFA, MBA, CPM
Chief Investment Officer

As Chief Investment Officer, Mrs. Tingle is responsible for planning and directing the activities of the PERS Investment Division to ensure the prudent management of the investment assets. Under the general direction of, and through accountability to the Executive Director, she initiates investment related programs and procedures in accordance with state and federal laws governing the Public Employees' Retirement System.

Greg Gregory, CPA
Deputy Administrator, Office of Administrative Services

As Deputy Administrator, Greg Gregory is responsible for planning and directing the activities of various departments within the Office of Administrative Services including Management Information Systems, Accounting, Human Resources, and Facilities Management.

Robert J. Rhoads, CPM
Senior Policy Advisor

As Senior Policy Advisor, Mr. Rhoads provides assistance in researching technical issues; responds to questions from staff, members, and employers; and oversees various special projects. He is responsible for the creation, development, and revision of PERS Board Regulations; the development and review of legislation; and the maintenance of various resource and plan documents.

Mr. Rhoads may be contacted by telephone at (601) 359-2321 or by email at brhoads@pers.ms.gov.

Shirley A. Sessoms, CPM
Deputy Administrator, Benefit Services

Shirley Sessoms, Deputy Director for Benefit Services, plans and directs the activities associated with the Benefit Services Bureau, which consists of the Service Retirement Division, the Survivor & Disability Retirement Division, and the Customer Services Division. The Service Retirement Division and Survivor & Disability Retirement Division are responsible for processing retirement applications and benefit estimates, performing member account analyses, preparing detailed service credit history reports, and offering members a personal contact with PERS. The Customer Services Division encompasses Retirement Education and Field Services, as well as the Customer Service Center. Retirement Education and Field Services is responsible for statewide pre-retirement education seminars, retiree seminars, and agency training seminars. The Customer Service Center provides high quality and timely service to incoming general information calls.

Kenny Grissett, CIA, CIDA, CGAP
Deputy Administrator, Member and Employer Services

Kenny Grissett, Deputy Director for Member and Employer Services, is accountable for directing the activities of various divisions within the Member and Employer Services Bureau, which consists of the Employer Reporting Division, the Member Account Support Division, and the Benefit Payments Division. The Employer Reporting Division is primarily responsible for processing the monthly retirement reports and all enrollment forms submitted by the member agencies. The Member Account Support Division audits member accounts, prepares detailed service credit history reports, and processes requests for optional types of service. The Benefit Payments Division is responsible for processing and maintaining the monthly benefit payrolls for all defined benefit plans administered by PERS, as well as processing refund applications.

Bradley J. Feaster, CPA, CPM, CIA
Internal Auditor

Mr. Feaster is responsible for conducting independent, protective, and constructive audits in addition to reviewing effectiveness of controls, financial records and operations. Mr. Feaster is also responsible for planning an organized system of continuous, periodic, and special audits within PERS; as well as, evaluating internal controls within the agency.