About Mario's Windows and Doors

Mario immigrated from Austria in 1992 and in the same year started an apprenticeship as a licensed carpenter in the window/door and renovation industry.

After several years as a journeyman in this field, Mario started the business in Barrie in Year 2000, approaching the business in the fashion of no compromises on quality. We believe in good-old-fashioned family values and you will find those in our working relationship as well - committed to your satisfaction.

Today more than 85% of our business is repeat and referral customer (we love referrals!)

We Will Show You the Difference!

  • Free in-home Estimates
  • All types of window and door replacements and renovations
  • Bay/bow Windows
  • New construction Windows
  • Entry-systems in Steel or Fiberglass or Wood
  • Patio Doors and Garden Doors
  • Customizing existing openings and creating new ones
  • Quality installed products for affordable prices
  • Passionately driven European workmanship!
  • We are a class above the rest...
  • Fully licensed, bonded & insured
  • 20 years of window and door installation experience
  • A performance you will applaud for years to come
  • European craftsmanship

Forget the Confusion, Get Expert Guidance...

With so many choices in quality, style and function it’s hard to know what the best doors and windows for your budget, taste and house is. With our years of experience and access to a wide range of products, we’ll work with you to pick the best option.

Call Mario at 705.737.4363


Mario, My son and daughter-in-law called me, they sounded so happy with all the great workmanship and product. Like children on Christmas morning that received the gift they really wanted. As a Mom, it made me and Bill very happy to hear them so happy. Again, thank you so very much for your excellent workmanship and service.

Sincerely, Trish & Bill Robertson