Lou Castelli
Managing Partner  |  Lou@PennSpring.com

Lou has significant transactional experience, predominately buying and selling closely-held companies. Prior to forming PennSpring, Lou was Managing Director of a leading middle market investment bank. Also an accomplished operator, Lou was the founder of a municipal consulting company that was eventually sold to a private equity firm. He began his career as an investment banker with Prudential in 1999. Prior to his career in business, Lou played professional tennis.


Lou is a current and former board member of several private companies. He is a member of the Board of Trustees and the Finance Committee of the Lancaster Country Day School.


Lou earned his BS degree in Finance from the Stillman School of Business at Seton Hall and his MBA from the S.C. Johnson School of Business at Cornell University. He was named a Fellow of the Cornell Entrepreneurship and Innovation Institute.


Lou and his wife have four children and live in Lancaster, PA.

PennSpring Capital

36 Glenbrook Rd.

Leola, PA 17540

© 2020 by PennSpring Capital, LLC.

This website is intended solely to provide information regarding PennSpring Capital’s potential financing capabilities for prospective portfolio companies. The information provided on this website, including information regarding PennSpring Capital and current and historical portfolio companies, is not intended to recommend any company or investment described herein and is not an offer or sale of any security or investment product or investment advice. In any event, past performance is not a guarantee of future results and it should not be assumed that results for portfolio investments will be achieved for other investments. Representative investments are not to be considered a complete list of all investments made or currently held in PennSpring Capital’s portfolio.