The Camden National Corp. has promoted Jennifer Mazurek and Timothy Pratt to assistant vice presidents. Mazurek’s responsibilities will include managing the daily operations of the deposit services and electronic banking departments, including cash management and merchant credit card services. She began her career with Camden National in 1988. Pratt’s responsibilities include managing the daily operations of the loan-servicing and items-processing departments. He joined Camden National in 1996.

Duane E. Graves has been promoted to the position of president of Advanced Data Systems in Bangor. A CPA and graduate of Husson College, Graves joined the company in 1992 and was most recently the director of software services. Judy Rollins has been promoted to director of software services, taking Graves’ place. Rollins, who has been with the company since 1997, will lead a team of professionals providing implementation, support, training, software testing and documentation.

Susan Lyford of the United States Postal Service will be a customer service supervisor in the Brewer Post Office, where she previously was a distribution clerk. She will be in charge of a customer service unit within the postal service. Darrell E. Hafford, a former letter carrier in Auburn, now will be in charge of a mail-processing unit within the postal service. He will be stationed at the Eastern Maine Processing and Distribution Facility in Hampden where he will supervise employees who process the mail coming into and going out of the facility.

Maine Public Broadcasting Corp. has hired M. Bridget Chase as its new capital campaign director. Working out of the Lewiston office, she will direct MPBC’s campaign to match public funds for its digital television and radio conversion. Mark Austin has been promoted to Maine Public Broadcasting’s new marketing and development producer. He also will work out of Lewiston. His responsibilities will include reviewing and selecting video for corporate identification, image campaigns, program promotion, outreach projects and fund-raising spots. Austin received an Emmy nomination and was selected as MPBC’s Television Services Employee of the Year in 2000.