Skip Navigation

This table is used for column layout.
Meet The Staff

Charles E. Kostro
Executive Director

As Executive Director since 2011, Chuck Kostro is responsible for the day-to-day operations of the retirement system, which manages the investment of $370 million in system assets, a $40 million annual budget and provides retirement services to 5,500 members and retirees throughout Essex County. Chuck has previously served in several public sector leadership positions including the Undersecretary of Transportation for the Commonwealth of Massachusetts, the Deputy Director of the Massachusetts Highway Department, as a Selectman in Acton and as the Town Administrator in Newbury. Chuck's phone number is (978) 739-9151, x105, and his email is

Anne M. Speicher
Director of Administration & Finance
Anne Speicher is the Director of Administration & Finance and is responsible for the accounting and financial management of the retirement system. Anne can be contacted for any finance or accounting questions. Anne is also responsible for the monthly pension payroll. Please contact Anne regarding any benefit payroll issues you may have, including direct deposit and health insurance deduction questions. Prior to joining ERRS, Anne served as the Deputy Director of the Brookline Retirement System and as the Assistant Town Accountant for the Town of Amesbury. Anne's phone number is  (978) 739-9151, x103, and her email is
Traci Masterson
Executive Assistant

Traci Masterson is the Executive Assistant to the Executive Director and is responsible for the daily operations of the retirement system. If you are interested in retiring and would like to meet with one of our retirement counselors, please contact Traci to arrange an appointment. In addition, Traci manages the processing of refunds, rollovers and transfers of member funds. Traci also assists retirees and members in accessing the Employee/Retiree Portal on the ERRS website. Traci has previously worked as the Assistant to the Town Manager in Wenham, and for The Trustees of Reservations and the Museum of Science. You can reach Traci via phone at (978) 739-9151, x121, and her email is
Scott Provensal
Retirement Counselor

Scott Provensal is one of ERRS' retirement counselors. Scott retires members and processes disability applications. Scott can be contacted for retirement estimates and counseling or any issues of concern to ERRS retirees. Scott also handles the purchase of prior non-membership or refunded service by ERRS members. If you are interested in filing a retirement application, receiving a retirement estimate, or purchasing service, please do not hesitate to contact Scott. Prior to joining the retirement system, Scott spent seven years working for the Massachusetts Teachers Retirement System. Scott's phone number is (978) 739-9151, x123, and his email is

Donavin Bentley
Membership Coordinator

Donavin Bentley is the ERRS Membership Coordinator and is responsible for the management of member's annuity savings accounts. Donavin is also responsible for enrolling individuals in the retirement system and for providing members notices regarding their membership status. Please feel free to contact Donavin if you have a question regarding your annuity account, or your membership eligibility or status.  Donavin previously worked for the Massachusetts Teachers Retirement System and, prior to MTRS, he was a public school teacher. Donavin can be reached by phone at (978) 739-9151, extension 101 or via email at

491 Maple Street, Suite 202, Danvers, MA 01923-4025 • Phone:(978) 739-9151 • Fax:(978) 750-0745 • Toll Free:(800) 224-4804