Kowalski, Gregory P Address: 517 River Rd, Annandale, NJ 08801 Phone: (908) 735-4855 Hours: Mon: 9am-5pm Tue: 9am-5pm Wed: 9am-5pm Thu: 9am-5pm Fri: 9am-5pm Lawyers Other Businesses: Castner, Jane at 93 Sidney School Rd, Annandale, NJ 08801