Bennis was also the head coach for the Saint Joseph's Hawks men's basketball team for one season (1910–11) and finished with a 6–6 record.
Bennis was a standout football player at the University of Pennsylvania.
Bennis later worked in the income tax division of the Internal Revenue Bureau and then as a real estate assessor.
He was active in Democratic Party politics in Philadelphia.
This biographical article relating to a college football coach first appointed in the 1910s is a stub.