John D. Brecker

has been promoted to manager in the Institutional Distribution Team at Turner Investment Partners, Berwyn. Brecker previously was an associate in the Institutional Distribution Team.

Barbara Dyson

has been named vice president of human resources at Vertex Inc., a provider of enterprise corporate tax solutions. She previously held positions at Shared Medical Systems (now Siemens), FLX Corp., Vis.align Inc. and HR Impact.

WXTU-FM, Philadelphia, said

Russ Del Core

had been named general sales manager. Del Core most recently was director of sales for Entercom's six-station cluster in Memphis.

Penguin Brands Inc., Sharon Hill, a footwear and apparel care company, named

Mitchell Levinson

accounting manager. Levinson had worked in the accounting departments of BP oil company and Archway Programs, a nonprofit organization.

Penn Mutual Life Insurance Co., Horsham, announced two promotions.

Elaine Prutzman

was promoted to assistant vice president, project management office. Prutzman had been director of the project management office.

Kevin Moyer

was promoted to assistant vice president, annuity services and new business, contracts, licensing & registration and commissions. Moyer had been director of the annuity service center.

Kelleher Associates, Wayne, named

Anne P. Robson

senior partner of the career management and executive coaching firm. She had been director of business development at McKesson Health Solutions, Philadelphia.