EXPERT EXTERIORS
BACKED by BUILDING SCIENCE
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Asphalt shingles
Metal roofing
Composite & environmental roofing
All roofing work includes full investigation of ventilation, structural integrity, and insulation
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Leak & Mold Investigations
Storm damage repair
Missing Shingles
Building-science expertise, including ventilation, structure, materials, & insulation
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Seamless gutters
Custom aluminum flashing details
Full-service soffit, facia, eaves
Leaf guard installation
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Vinyl, Composite, Engineered wood, Aluminum, and Fibre Cement
Custom-bent flashing details on all work
About Us
Meg Sim is a native of London Ontario. She has over 15 years of roofing experience, beginning on a residential roofing crew in Sarnia before founding Meg Sim Roofing in London in 2020.
She is a passionate member of the Building Science Community, advocate for women and youth in the trades, and is recognized as a GAF Certified Contractor and IKO RoofPro.
The Meg Sim Roofing crew is made up of experienced, kind, and friendly roofers from all walks of life. MSR is a family business, operated by Meg, her partner Jordan, and their two French Bulldogs 🐶