Directions
Protonex Technology Corporation (Headquarters)
153 Northboro Road
Southborough, MA 01772-1034
Tel: 508.490.9960
From the NORTH or SOUTH
- I-495 to Exit 23C, Simarano Drive, Marlboro
- At the end of the ramp travel in the left lane under the sign for Southboro
- At the light, turn left onto Simarano Drive
- Travel 0.3 miles to the next light and turn left onto Cedar Hill Road, which turns into Northboro Road
- Travel 0.3 miles PAST the first entrance and sign for the 495 Technology Center (on your left)
- Take your next left at the second entrance and sign for the 495 Technology Center
- Follow the road to a sign for 153 Northboro Road and bear right
- At the rear of the building bear right again to the front side, facing I-495
- Our entrance is the second door on your left after you turn the corner under the Protonex sign
From the EAST
- Take I-90 West (Mass Turnpike) to Exit 11A, I-495 North
- Follow the NORTH or SOUTH directions above
From the WEST
- Take I-90 East (Mass Turnpike) to Exit 11A, I-495 North
- Follow the NORTH or SOUTH directions above
From LOGAN AIRPORT
- Take the Ted Williams tunnel to I-90 West (Mass Turnpike)
- Travel on I-90 West to Exit 11A, I-495 North
- Follow the NORTH or SOUTH directions above
- Time to our office from the airport is about 1 hour
Recommended Hotels in the Vicinity:
Marriot Courtyard
3 Technology Drive
Westborough, MA
Tel: 508.836.4800
Doubletree Hotel
5400 Computer Drive
Westborough, MA
Tel: 508.366.5511
Extended Stay America
1800 Computer Drive
Westborough, MA
Tel: 508.366.6100
Residence Inn
25 Connector Road
Westborough, MA
Tel: 508.366.7700
Radisson Hotel
75 Felton Street
Route 20
Marlborough, MA
Tel: 508.480.0015
Protonex Technology, LLC (Colorado Location)
510 Compton Street, Suite 106
Broomfield, CO 80020
Tel: 303.466.6968
Directions from the DENVER, CO AIRPORT
- Get on Peña Boulevard South toward airport exit and I-70.
Take the E-470 N exit- EXIT 6B (sign will say North or toward 120th or towards Fort Collins). This exit is just past the gas service station on Peña. - Along the way, E-470 changes name to NW-470. Go 26.5 miles on E-470 and NW-470. You will go through three toll booths. (each will cost $2.50)
- After the third toll booth, exit at 287/Dillon Road. Turn left (south) on US287.
- Take 287 South approximately 2.6 miles to Midway Boulevard. There is a large McDonald’s restaurant just before the traffic light at Midway. If you cross the freeway overpass at US 36, you’ve gone too far.
- Turn right on Midway, go three blocks to Compton.
- Turn right on Compton, then immediately right into parking lot for the 510 Compton Street building. Protonex is the last suite on the right end of the building.
Recommended Hotels in the Vicinity:
Courtyard By Marriott
948 West Dillon Road
Louisville, CO 80027
Tel: 800.321.2211
Omni Interlocken Resort
500 Interlocken Blvd.
Broomfield, CO 80021
Tel: 303.438.7224
