New positions
* Century Engineering Inc. has appointed James T. Johnson Sr. CEO and president.
* Coronet Security Systems announced that Robert P. Russell, formerly chief of police for Anne Arundel County, has been named as president of the Crown Central Petroleum Corp. subsidiary.
* Grafco, a Baltimore-based maker of plastic containers, named Patrick D. Stapleton director of human resources.
* Stouffer Renaissance Harborplace named Denise Wilkinson catering sales manager and Betty I. Seddon senior sales manager.
* Information Systems Inc. has chosen Denni Haw marketing and customer coordinator for the Baltimore-based software company.
Advertising and PR
* Richardson, Myers & Donofrio appointed Marcy Sagel senior vice president, director of design for the
Baltimore ad agency.
* W.B. Doner & Co. announced the selection of Lisa D. Kremer as a vice president/account supervisor and added Bobby Pearce to the staff as a copywriter.
* Bonnie Heneson Communications named Eileen J. Walsh as a public relations assistant.
Financial services
* Freestate CUSO, a credit union service organization and subsidiary of the State Employees Credit Union of Maryland, announced that Victor J. Puliafico was named its chief operating officer.
Professional
* Gross Mendelsohn & Associates added Elizabeth A. Battistello and Elizabeth F. Casey to the firm's accounting and auditing department.
* Katz, Abosch, Windesheim, Gershman & Freedman appointed the following department heads: Steven A. Gershman personal financial planning and N. Mark Freedman,mortuary division. Chad R. Martin was named an in charge and Neil A. Eisenberg and Kathryn E. Henderson staff accountants.
* Stout, Causey & Horning announced that Mary Herculson and Carol Weymer have joined the Cockeysville accounting firm as senior consultants.
Legal and insurance
* Shapiro & Olander has named Allan Gerson "of counsel" in its Washington office.
* Ballard Spahr Andrews & Ingersoll admitted Charles R. Moran, Douglas M. Fox and Thomas A. Hauser to the firm.
Health care
* Mt. Washington Pediatric Hospital has appointed Dr. Janice Hopkins Howell director of pediatric chronic illness.
* Anne Arundel Health System announced that Martin L. Doordan was selected as president and chief executive officer.