Plymouth Township police have made eight arrests at closed Conshohocken steel plant since start of 2026. One suspect still wanted

The Plymouth Township Police Department announced on March 27th that it has made multiple arrest involving the people seeking to break into the Cleveland Cliffs steel plant at 900 Conshohocken Road in Conshohocken (Plymouth Township). According to police, people are gaining access to the property by cutting locks on gates and cutting exterior fences surrounding the property for the purpose to steal metal for scrapping. The plant closed in November 2025.

Below are the eight people arrested and the one suspect still wanted.

Michael Anthony Kropilak
Philadelphia, PA

March 19, 2026 – 8:15 am – Charged with burglary, criminal trespass, and related offenses

Read the full article on this incident.


Robert Bruce Hoffman
Collegeville, PA

February 27, 2026 – 11:47 pm – Charged with burglary, criminal trespass, and related offenses


Douglass John McCann
Norristown, PA

February 12, 2026 – 3:18 pm – Charged with
criminal trespass and related offenses


Philip Sulima
Harleysville, PA

Jason Lombardi
Palmyra, NJ

Daniel Dutton
Mays Landing, NJ

February 11, 2026 – 6:20 pm – Charged with burglary, criminal trespass, and related offenses


Alberto Boscana
Philadelphia, PA

Brian T. Mainart
Jeffersonville, PA
ACTIVE ARREST WARRANT

January 20, 2026 – 1:24 am – Charged with burglary, criminal trespass and related offenses


Kevin O’Brien
Plymouth Meeting, PA

January 11, 2026 – 2:36 pm – Charged with
defiant trespass


The Criminal Investigations Division continues to pursue active investigative leads on additional
suspects who have engaged in burglary, criminal trespass, and theft activity on the steel plant property.

Police warned that the closed steel plant is not public property and is secured by locked perimeter fencing and there is on duty security staff. Anyone who is not authorized to be inside the fenced-in perimeter will be prosecuted.

If you have information on anyone committing criminal acts at the former steel plant, you are asked to call the Plymouth Township Police Department at 610-279-1901. Tips can be emailed to tips@plymouthtownship.org.

Photos – Plymouth Township Police Department