MJS Windows is a family-owned business operating in the Alliston, ON and surrounding area for over 25 years. We provide personalized services while maintaining integrity and above all else, excellent customer service. We provide both the sales and installation of high quality, energy efficient vinyl windows, patio doors and entrance systems with each
K. K. —
Wonderful services. They respond to our request in a timely manner and gave us a very reasonable quote. Their technician