Sales Team


William Hartmaier | President & Field Sales Engineer
William has over thirty five years experience in the electronics industry. He began his career with Ford Motor Company and moved to Regional Manager for Mallory Corporation in the early 1980’s. After serving as President of SK McDonald, a Philadelphia based Manufacturers’ Representative firm, William started his current company, Hartmaier and Associates Inc.¬†William graduated from West Chester University and the Wharton School of Business at the University of Pennsylvania.


Jon Hartmaier | Field Sales Engineer
Jon has over 15 years experience as a Manufacturers’ Representative. In 1992 he joined Hartmaier Associates as an Inside Sales Associate. Over the years, Jon has transitioned to Outside Sales Engineer and Vice President of Hartmaier & Associates.


Joan Marcolina | Inside Sales
Joan has over twenty years experience working as an Inside Sales Associate in the electronics industry. Joan began her career at CGM Inc, a local manufacturers’ Representative. After CGM and Hartmaier Associates merged, Joan began working with Hartmaier Associates.

Please contact Hartmaier & Associates to discuss your representation needs in the Mid-Atlantic area.