General Contractors in THORNTON, Ontario

"Great Northern's quote was slightly less than another quote I received. James the sales rep was prompt and..."

"I have that company to install a windows for me. Alex did a great job! I am very satisfied with a windows and..."

"Chris and his team did a fantastic job and we’re very satisfied with their work. The project was completed on budget,..."

"A very professional group. Phone calls were all returned promptly and the communication with them was top notch...."

"Today Julian arrived promptly at 8:00 AM and worked not stop for four solid hours. He worked on two large flower..."

"I've been working with Jamie and his team for a few years now and I only choose them to do renovations around my..."

"I needed a hole bored out from my basement wall so that a bathroom fan can be installed. The entire process,..."

"JOB well done by Oleg and his crew. All aspects of the job where done with tremendous level of responsibility and..."

"What an amazing experience!!! transparent and fair. The quality of work was amazing. Communication was perfect and..."

"I have used these guys many times! Very professional and clean. Great work done on time and always to my high..."