Siding Contractor in St. Catharines, Ontario

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Renovation Xperts Group is a St. Catharines-based siding contractor serving all of St. Catharines — Port Dalhousie to Merritton, Grantham to Vansickle. We install vinyl, James Hardie fibre cement, and engineered wood siding with our own in-house crew, backed by a 10-year workmanship warranty and a 5.0-star Google rating from verified homeowners.

In 2025 we completed 40+ full re-sides in St. Catharines, with an average project cost of $18,400 for vinyl and $26,900 for James Hardie on a typical 1,500 sq ft two-storey home. Free on-site estimate within 24 hours, written quote the same day.

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Why homeowners in St. Catharines choose us

  • Local crew, not subcontractors. Every install is completed by our own W2 installers — the same faces from day one to punch list.
  • Cold-weather install experience. We install through St. Catharines winters using materials and fasteners rated for sub-zero handling; no summer-only availability.
  • Straight pricing. Written itemized quotes — labour, material, tear-off, disposal, and permit costs broken out. No "$X per square" hand-wave estimates.
  • Insured to $5M. WSIB coverage on every crew member. Certificates available on request.
  • Manufacturer-certified. James Hardie Preferred Contractor and CertainTeed 5-Star vinyl installer.

St. Catharines siding cost breakdown (2026)

Based on the 40+ St. Catharines projects we completed in 2025, here is what typical homes actually paid, all-in:

  • 1,000 sq ft bungalow, vinyl: $10,500 – $14,800
  • 1,500 sq ft two-storey, vinyl: $15,000 – $22,000
  • 1,500 sq ft two-storey, James Hardie: $23,500 – $32,000
  • 2,500 sq ft two-storey, James Hardie: $38,000 – $52,000

These numbers include tear-off, house wrap, flashing, trim, disposal, and full labour. Insulation upgrades, structural repairs, and complex trim details are quoted separately.

What works in St. Catharines's climate

St. Catharines sits in the Niagara escarpment's freeze-thaw belt with off-lake wind loading from Lake Ontario. On tear-offs we most often see: cupped and split cedar (typically 15–20 years old), brittle low-grade vinyl (25+ years), and rotted aspenite sheathing behind wood siding installed without a rain screen. Our default recommendation for St. Catharines is James Hardie HardiePlank for exposed elevations and CertainTeed Cedar Impressions insulated vinyl for accent walls — both handle the freeze-thaw and off-lake gusts without failure modes we've seen at the 20-year mark.

Frequently asked questions

How much does siding installation cost in St. Catharines, Ontario?

In St. Catharines, most siding projects fall between $8–$22 per square foot installed depending on the material. Based on 40+ St. Catharines homes we sided in 2025, vinyl averaged $10–$14/sq ft, engineered wood $12–$17/sq ft, and James Hardie fibre cement $16–$22/sq ft. A typical 1,500 sq ft two-storey St. Catharines home ranges $15,000–$28,000 including tear-off, house wrap, and disposal.

Do I need a building permit to replace siding in St. Catharines?

St. Catharines does not require a building permit for like-for-like siding replacement, but insulation upgrades, structural sheathing changes, or additions do. We pull permits when needed and handle the drawings.

What siding holds up best in St. Catharines's lake-effect weather?

St. Catharines's freeze-thaw cycles and off-lake wind favour James Hardie fibre cement (30-year finish warranty, non-combustible) and premium insulated vinyl. Both handle the temperature swings without warping. Cedar and low-grade vinyl are the most common failure modes we see on tear-offs.

How long does a siding job take on a St. Catharines home?

A typical St. Catharines single-family home is 5–8 working days, weather permitting. Larger 2,500+ sq ft homes take 8–12 days. Our in-house crew does not subcontract, so schedules hold.

Do you serve all St. Catharines neighbourhoods?

Yes — Port Dalhousie, Old Glenridge, Grantham, Merritton, Facer Street, downtown, north end, and Vansickle. We're based in St. Catharines so drive time is not a factor in scheduling.

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+1 (905) 977-2220