Staal Irrigation is Thunder Bay's number 1 irrigation and excavation contractor.  We specialize in commercial and residential sprinkler systems as well as excavation and cable burial trenching. Our professionalism safety training and dedication to customer service, sets us apart from any of our competitors. Our wide arrange of trenchers. vibratory plows, excavators, drills, and pneumatic piercing tools, have given us the ability to complete any irrigation and underground contract with confidence and success! more... See more text