- Trefoil Corporation
- One Ayers Island
- P.O. Box 127
- Orono, ME 04473-0127
- Phone: 844-624-6322
- Fax: 207-805-9444
- Contact Person: George Markowsky
Trefoil is located on Ayers Island, in Orono, Maine, about a 20-minute drive from the Bangor International Airport.
Directions from the Bangor International Airport:
- Turn right from Airport Road onto Union Street.
Follow the signs to I-95 North (to Orono).
Take I-95 North to Exit 191.
- Take a right onto Kelly Road.
At the light, turn left onto Route 2 North (to Orono).
Drive about one-half mile on Route 2.
- Take a right onto Island Ave. (A Big Apple Convenience
store and gas station is located on the corner of Route 2
and Island Ave.) Proceed down the hill. Ayers Island is
directly across the railroad tracks at the bottom of the hill.
- After crossing the bridge, enter through the door of the
large white building.