Mr. Zappin serves as managing director & portfolio manager of Penn Mutual Asset Management. Greg is responsible for the management of corporate fixed-income investing. Prior to joining Penn Mutual, Greg was a senior credit research analyst at Logan Circle Partners where he covered investment-grade and high yield credits in the energy, healthcare, transportation and industrial sectors. Prior to Logan Circle Partners, Greg worked in a similar capacity for Delaware Investments. Greg graduated with a Bachelor of Science degree in Business Administration from the University of Massachusetts. He also earned a Master of Business Administration degree from Columbia Business School. Greg has been a C