Welcome to Trefoils Engineering – serving the aerial device industry 

Trefoils Engineering is a firm with expertise in aerial device testing and inspection from personnel lifts to material handling lifts to 16,000 pounds.  Trefoils provides a wide range of non-destructive testing techniques including di-electric testing, acoustic emission, magnetic particle and ultrasonics.

Trefoils Engineering is a portable company providing on-site testing and inspection from Thunder Bay to Newfoundland and many parts in-between.