Double J is a family-owned and operated company established in 2004, located in Aylmer, Ontario. We have over 30 years of combined experience in metal fabrication with specialization in fabricating conventional structural steel building frames, mezzanines, platforms, catwalks, stairs, railings, ladders and much more. As time goes on, Double J has been seeking expansion and diversification in all metal fabrication fields. Contact us and find out how we can serve your needs. more... See more text