Plumstead Township Police said Jersey Mike’s at the Cross Keys Place shopping center was burglarized one minute to midnight Monday.
Police responded to a report of a smashed window at the eatery at 4349 Swamp Road at 11:59 p.m. and found signs of forced entry into the store, police said.
A thorough search of the building was carried out, and no one was found inside, police said.
During the initial response, a suspect was seen in the area, described by authorities as a lighter-tone male wearing tan overalls and a jacket, according to the report.
A perimeter was established and a search of the surrounding area was conducted, but no suspect was found, police said.
The investigation is ongoing and police ask anyone with information to contact them at 215-766-8741 or via Crimewatch.