William A. Siegenthaler

WILLIAM A. SIEGENTHALER is President and Chief Operating Officer as well
as a Director of The Killen Group, an investment advisory firm in
Berwyn, Pennsylvania. With more than twenty years of experience in
financial services management, he also chairs the Firm’s Investment
Strategy Committee. Mr. Siegenthaler was previously with Electronic Data
Systems Corporation (EDS) in Wayne, where he was responsible for capital
market clients in the financial services group. A graduate of Drexel
University in Philadelphia, Bill holds a BS Degree in Business
Administration, as well as an MBA in Finance and Accounting. He is also
a Certified Public Account. Married with two children, Bill resides in
Fort Washington, Pennsylvania. The Killen Group was founded in 1969 and
expanded in 1984 and 1987 to include the management of two, no-load
mutual funds, The Berwyn Fund and The Berwyn Income Fund. The Firm
manages over four hundred individual portfolios and serves more than
10,000 clients, with assets in excess of $500 million. Despite its
growth. The Killen Group maintains a small company culture and personal
client service philosophy.