Located in the heart of central New Jersey, G&W’s corporate headquarters and adjacent production and laboratory facilities are situated in the suburban community of South Plainfield. With convenient access to the incomparable educational, cultural, recreational and professional opportunities of metropolitan New Jersey, New York and Pennsylvania, our location is second to none.

NEW JERSEY TURNPIKE:
NJ Turnpike traveling North or South, take Exit 10 to Route 287 North. Proceed on Route 287 Northbound to Exit 4, Durham Ave., South Plainfield. At end of exit ramp, turn right at the light onto Durham Avenue. Go to the first traffic light and make a right turn onto Helen Street. Continue straight to the end of Helen Street and G&W Laboratories, 301 Helen Street, will be the last building on the left (green trim around windows & doors).

GARDEN STATE PARKWAY (SOUTHBOUND):
Take the Garden State Parkway South to Exit 130 to Route 1 South. Continue on Route 1 and Exit at Route 287 North. Take Route 287 Northbound to Exit 4, Durham Ave., South Plainfield. At end of exit ramp, turn right at the light onto Durham Avenue. Go to the first traffic light and make a right turn onto Helen Street. Continue straight to the end of Helen Street and G&W Laboratories, 301 Helen Street, will be the last building on the left (green trim around windows & doors).

GARDEN STATE PARKWAY (NORTHBOUND):
Take the Garden State Parkway North to Exit 127 to Route 287 North. Proceed on Route 287 Northbound to Exit 4, Durham Ave., South Plainfield. At end of exit ramp, turn right at the light onto Durham Avenue. Go to the first traffic light and make a right turn onto Helen Street. Continue straight to the end of Helen Street and G&W Laboratories, 301 Helen Street, will be the last building on the left (green trim around windows & doors).

INTERSTATE ROUTE 287 (SOUTHBOUND):
Take Route 287 South to Exit 5, Stelton Road, Edison/South Plainfield. At the end of the ramp make a right turn at the light onto Stelton Road. Go to the first traffic light and make a left turn onto Hadley Road. At the fourth traffic light turn left onto Durham Ave. Go to the second traffic light and make a right turn onto Helen Street. Continue straight to the end of Helen Street and G&W Laboratories, 301 Helen Street, will be the last building on the left (green trim around windows & doors).

ROUTE 22 (WESTBOUND & EASTBOUND)
Exit Route 22 at Washington Avenue. Continue on Washington Avenue which will turn into Stelton Road once in South Plainfield. Follow Stelton Road past the junction to Route 287, and make a left at the next light onto Hadley Road. At the fourth traffic light turn left onto Durham Ave. Go to the second traffic light and make a right turn onto Helen Street. Continue straight to the end of Helen Street and G&W Laboratories, 301 Helen Street, will be the last building on the left (green trim around windows & doors).