Current Location : 17403
Mark Nardontonia owner and President of ESI has been actively involved providing security in Central Pa. since 1980. Mark is a second generation security professional. Since the early 1960s Mark’s father John A. Nardontonia was involved with electronic security working for manufactures until he started his own company JAN Associated in the 70s.
Day | Opening | Closing |
---|---|---|
Mon - Fri | 8:00 AM | 4:30 PM |
Sat & Sun | Closed |