•Calgary has 20 listed roofing professionals with an exceptional average rating of 4.9 out of 5 stars, reflecting a competitive and quality-driven local market.
•Chinook winds and hail are Calgary's two biggest roofing threats — any contractor you hire should have direct, demonstrable experience addressing both of these climate-specific hazards.
•Roofing costs in Calgary typically range from CAD $8,000 to $30,000+, depending on roof size, slope, material, and whether hail or wind damage requires decking replacement.
•Calgary's short installation season (May through October) means spring and early summer booking slots fill fast — schedule inspections immediately after winter and book repairs early to avoid delays.
•All 20 roofing businesses listed in this guide offer direct phone contact, and the top five companies each hold a perfect 5.0-star rating with combined review counts in the hundreds.
Roofing in Calgary: What You Need to Know
Calgary sits in a uniquely punishing climate zone for roofing. As a semi-arid city on the eastern edge of the Rocky Mountain foothills, it experiences temperature swings that few other Canadian cities match. Chinook winds — warm, dry air masses that roll off the Rockies — can raise temperatures by 20°C in a matter of hours. That rapid freeze-thaw cycling is brutal on roofing systems: shingles expand and contract at different rates than the decking beneath them, leading to cracking, lifting, and granule loss that accumulates over years. Add to that Calgary's well-documented hail corridor status — the city sits in one of Canada's most active hail zones, absorbing multiple significant hail events each year — and you have a market where the quality of your roofing contractor matters enormously. A hail-damaged roof that is improperly assessed or repaired with substandard materials will fail well before its rated service life.
For Calgary's 1.3 million residents, this is not an abstract concern. The insurance claim data following major hail events consistently shows that Calgary homeowners face some of the highest per-claim roofing replacement costs in Canada. The city's roofing industry has evolved to meet this demand: of the 20 professionals listed in this guide, the average Google rating is 4.9 out of 5 stars, which is genuinely exceptional for a trade industry. The top five companies have all achieved a perfect 5.0-star rating, with review counts ranging from 46 to 246 — meaning these ratings are statistically robust, not the product of a handful of satisfied customers. This level of market quality gives Calgary homeowners strong options, but it also means the gap between a great choice and a poor one is wider than ever, because the legitimate contractors have raised the bar so high that any provider falling below it stands out sharply.
Calgary's roofing market is also shaped by the city's oil and gas economy. During boom cycles, labour costs rise, skilled tradespeople become scarcer, and out-of-province contractors flood the market after major hail events — some credentialed, many not. During slower economic periods, pricing becomes more competitive and local contractors are more accessible. Regardless of where the economy sits, the fundamentals of hiring well remain the same: prioritize licensed and insured local contractors with a physical presence in Calgary, documented experience with hail damage assessment, and a track record of working with Alberta insurers on claims.
Calgary Insider Tip: After a major hail event, storm-chasing contractors from out of province descend on Calgary neighbourhoods within days. These companies often use high-pressure tactics, offer to 'handle everything' with your insurer, and disappear after the job. Always prioritize locally listed Calgary roofers with established Google review histories over anyone who knocks on your door unsolicited following a storm.
How Much Does Roofing Cost in Calgary?
Roofing costs in Calgary typically fall between CAD $8,000 and $30,000+, but that range reflects a wide variety of project types and conditions. A straightforward residential re-roof on a single-storey bungalow with a simple gable design sits at the lower end of that spectrum. A two-storey home with a steep pitch, multiple valleys and hips, and damaged decking beneath the shingles can push well past the upper boundary. Material choice is one of the biggest cost levers: standard three-tab asphalt shingles are the least expensive, while architectural (dimensional) shingles — the current industry standard for Calgary homes — cost more but offer significantly better wind and hail resistance. Premium impact-resistant shingles rated Class 3 or Class 4 carry the highest upfront cost but can qualify homeowners for insurance premium discounts, which is worth discussing with your insurer before you make a material selection.
Labour costs in Calgary reflect both the skilled trade shortage common across Alberta and the seasonal compression of the installation window. Because roofers can only work effectively from May through October — winter installs are possible but complicated by cold-temperature shingle brittleness and safety concerns — demand spikes in spring and early summer. Contractors who are busy and well-reviewed can command higher rates during peak season. Roof complexity, including steep slopes that require safety harness setups, multiple penetrations (chimneys, skylights, vents), and ice-and-water shield requirements in valleys and eaves, all add to the final invoice. Always request itemized quotes so you can compare material costs, labour, disposal fees, and any structural repairs separately across competing bids.
Service
Low Estimate
High Estimate
Notes
Standard Asphalt Shingle Re-Roof (Bungalow)
LowCAD $8,000
HighCAD $14,000
Single storey, simple roof geometry, no decking replacement; three-tab or entry-level architectural shingles
Architectural Shingle Re-Roof (Two-Storey Home)
LowCAD $14,000
HighCAD $22,000
Complex hip/valley geometry, ice-and-water shield in eaves and valleys, standard Calgary two-storey footprint
Impact-Resistant Shingle Re-Roof (Class 3 or 4)
LowCAD $18,000
HighCAD $30,000+
Premium hail-rated materials; potential insurance discount; recommended for Calgary hail exposure; may include partial decking replacement
Hail Damage Repair or Partial Replacement
LowCAD $3,500
HighCAD $10,000
Scope varies significantly based on adjuster assessment; often covered under home insurance; labour and material costs depend on affected area
Money-Saving Tip for Calgary Homeowners: Upgrading to Class 4 impact-resistant shingles can reduce your home insurance premium by 20–30% with many Alberta insurers — enough to offset the cost difference over the life of the roof. Before finalizing your material choice, call your insurance provider and ask specifically about discounts for UL 2218 Class 4-rated roofing products. Get that conversation on record before your contractor orders materials.
How to Choose the Right Roofing Contractor in Calgary
5 Questions to Ask Before Hiring a Calgary Roofer
Are you licensed and insured in Alberta, and can you provide current certificates of both general liability and WCB (Workers' Compensation Board) coverage before work begins? The right answer is an immediate yes, with documentation provided within 24 hours — any hesitation or excuse is a red flag. In Alberta, WCB coverage protects you from liability if a worker is injured on your property.
How many roofing projects have you completed in Calgary specifically, and do you have experience working with Alberta insurance adjusters on hail damage claims? The right answer is a specific number of local projects and named experience with the insurance process — Calgary's hail environment means your roofer should understand how to document damage for claims, not just install shingles.
What roofing materials do you recommend for Calgary's climate, and are they rated for wind uplift and impact resistance appropriate to this area? The right answer includes a recommendation of at least architectural-grade shingles with a wind rating of 130 km/h or higher, and ideally a discussion of Class 3 or 4 impact-resistant options given Calgary's hail exposure. A contractor who defaults to the cheapest material without explanation is not acting in your interest.
What does your written warranty cover, and who backs it — the manufacturer, your company, or both? The right answer distinguishes between the manufacturer's material warranty (typically 25–50 years on architectural shingles) and the contractor's workmanship warranty (industry standard is a minimum of 5 years in Alberta). Both should be in writing before you sign anything.
What is your estimated start date, and how will you handle project delays or material shortages? The right answer includes a realistic timeline given Calgary's seasonal constraints, a written schedule in the contract, and a clear communication plan — not vague assurances. Contractors booking well into the future during peak season are often the busiest and most in-demand; a slot available tomorrow in July warrants a question about why.
Red Flags When Hiring a Calgary Roofer
Watch for These Red Flags Before Signing Any Roofing Contract in Calgary:
Demands for large upfront payment: Reputable Calgary contractors typically require a deposit of 10–25% to secure your project slot and order materials. Any contractor demanding 50% or more upfront — especially following a hail event — should be treated with serious caution.
No local physical address or established Google presence: Storm-chasing contractors frequently have no local office, no Calgary-specific reviews, and no history in the Alberta market. Always check that a company has a verifiable Calgary address and a Google Business profile with reviews spanning more than one season.
Pressure to sign immediately or claims the offer expires today: Legitimate contractors do not pressure homeowners. High-pressure tactics are a common feature of transient operations that prioritize closing deals over delivering quality work.
Unable or unwilling to provide insurance certificates: If a contractor cannot produce a current Alberta liability insurance certificate and WCB clearance letter upon request, do not proceed. An uninsured worker injured on your property can create serious personal liability.
Recommends replacing your roof without a written damage assessment: In Calgary's hail market, some contractors recommend full replacement when targeted repairs would suffice. Always get a second opinion if a contractor recommends replacement without providing a written, itemized damage report that aligns with your insurer's adjuster findings.
Top-Rated Roofing Companies in Calgary
Of the 20 roofing professionals listed in Calgary, the following five companies have achieved a perfect 5.0-star Google rating — a distinction that places them among the highest-rated roofing contractors in any major Canadian city. What makes this particularly meaningful is the review volume behind each rating: these are not small-sample scores that could reflect a lucky streak or a few loyal customers. City Boss Residential Roofing leads in review count with 246 Google ratings, followed by Roof by Roof Ltd with 229. Both companies have built their reputations across multiple Calgary seasons, including years with significant hail events that stress-test any roofing business's ability to manage volume, communication, and quality simultaneously.
Peakline Roofing & Exteriors Calgary holds the top position by name in this guide with 54 reviews and a perfect 5.0-star rating, reflecting a strong customer experience focus and consistent workmanship quality. H&J Roofing Calgary and Calgary Roofing Pro round out the top five, each with 46 and 52 reviews respectively and identical 5.0-star ratings. All five of these companies offer direct phone contact, which matters more than it might seem: in Calgary's hail season, the ability to reach a real person quickly — whether for an emergency tarp, an insurance inspection, or a project update — is part of what separates a good experience from a stressful one. The comparison table below summarizes what each company is best suited for based on their review profiles and market positioning.
Company
Rating
Reviews
Best For
Peakline Roofing & Exteriors Calgary
5.0★
54
Full exterior packages including roofing and siding; homeowners seeking a single contractor for post-storm restoration
Roof by Roof Ltd
5.0★
229
High-volume project experience with consistent quality; homeowners who want a deeply reviewed contractor with proven Calgary track record
City Boss Residential Roofing
5.0★
246
Residential roofing with the largest Calgary review base; ideal for homeowners prioritizing maximum social proof and repeat customer satisfaction
H&J Roofing Calgary
5.0★
46
Personalized service and attention to detail; well-suited for homeowners who value direct communication with the roofing team throughout the project
Calgary Roofing Pro
5.0★
52
Calgary-focused residential expertise; strong option for homeowners wanting a specialist with a clear local market identity
Seasonal Guide to Roofing in Calgary
Calgary's climate imposes a roofing calendar that every homeowner in the city needs to understand. The practical installation season runs from May through October — six months in which the majority of Calgary's roofing work must be completed. Outside of that window, cold temperatures make asphalt shingles brittle and difficult to seal properly; shingle manufacturers typically void warranties on installations below -5°C, and some specify much warmer minimum temperatures. Winter roofing is not impossible in Calgary, but it is expensive, risky from a warranty standpoint, and generally reserved for genuine emergencies.
Spring is the most strategically important season for Calgary homeowners. After a winter of freeze-thaw cycling, ice damming, and potential snow load stress, a professional inspection in April or May can identify damage that is far cheaper to address proactively than reactively. Ice dams — caused by heat loss through the roof deck warming the underside of the snowpack, which then refreezes at the cold eaves — are a recurring issue in Calgary homes with inadequate attic insulation or ventilation. An experienced Calgary roofer will assess not just the shingles but the attic's thermal performance, because fixing the surface without addressing the underlying heat loss problem means the same damage will return.
Summer — specifically June through August — is peak hail season in Calgary. Environment Canada data consistently places the Calgary-to-Red Deer corridor among the most hail-active zones in Canada. Large-diameter hail (25mm and above) can destroy an entire roof in a single storm event, fracturing shingle granules, denting metal flashings, and in severe cases cracking or puncturing shingles outright. After any storm where golf ball-sized or larger hail is reported, homeowners should contact their insurer and a trusted local roofer promptly. Hail damage claims in Alberta have time limitations, and waiting too long can complicate both the insurance process and the repair quality if degraded shingles allow water infiltration before replacement.
Fall — September and October — is the second most important booking window. Contractors are often completing their backlog of summer hail work while the weather remains cooperative, and homeowners who discover damaged flashing, lifted shingles, or failing caulking around penetrations during a fall inspection have a narrowing window to get repairs done before freeze-up. Any roof entering a Calgary winter with known deficiencies — open seams, cracked flashing, missing shingles — is at serious risk of accelerated water damage when freeze-thaw cycles drive moisture into those vulnerabilities. Booking a fall inspection for any roof over ten years old is strongly recommended, particularly after a summer that included significant hail events.
Winter in Calgary brings two specific roofing concerns beyond the standard cold-weather caution. First, the chinook effect: rapid warming events can cause partial snowmelt that drains toward eaves and refreezes overnight, creating ice dam conditions even in homes with well-insulated attics. Second, heavy snow loads on flat or low-slope roofs — more common on Calgary's commercial buildings and some modern residential designs — require monitoring after significant accumulation events. If your home has a low-slope or flat roof section, know the load rating and arrange for professional snow removal if accumulation exceeds safe thresholds.
Frequently Asked Questions About Roofing in Calgary
How do I know if my roof was damaged by hail and whether I should file an insurance claim?
Hail damage on asphalt shingles typically appears as random, circular impact points where granules have been knocked off, exposing the dark fiberglass mat beneath. On metal flashings, you may see small circular dents. The challenge is that early-stage hail damage is not always visible from the ground and does not always cause immediate leaking — but it accelerates shingle aging significantly. After any hail event in Calgary, contact a locally listed, credentialed roofing contractor for a roof inspection before deciding whether to file a claim. Most reputable Calgary roofers offer post-storm assessments and can document damage with photographs that support an insurance claim. Do not let a storm-chasing contractor make this decision for you — get an independent assessment from a Calgary-based professional you can hold accountable.
How long does a roof replacement take in Calgary, and what time of year is best to book?
A typical residential roof replacement in Calgary takes one to three days for the physical installation, depending on the size and complexity of the roof. However, the scheduling timeline is what most homeowners underestimate. During peak season — especially in the weeks following a major hail event — top-rated Calgary contractors can be booked four to eight weeks out. The best time to book proactively is late March or early April, before the spring rush begins and while contractors are still completing their scheduling for the season. If you need a replacement after hail damage in summer, contact multiple listed contractors simultaneously and ask about their earliest availability rather than waiting for a single callback.
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What is the best roofing material for Calgary's climate?
For most Calgary homes, architectural (dimensional) asphalt shingles rated for high wind uplift — a minimum of 130 km/h — represent the baseline standard. Given Calgary's position in one of Canada's most active hail corridors, seriously consider impact-resistant shingles rated Class 3 or Class 4 under the UL 2218 impact resistance standard. Class 4 shingles offer the highest resistance to hail damage and frequently qualify homeowners for significant insurance premium reductions with Alberta insurers. Metal roofing is also an excellent long-term option in Calgary's climate — it handles freeze-thaw cycling, hail, and chinook winds exceptionally well — though the upfront cost is higher than asphalt. Avoid three-tab shingles for Calgary conditions; their lower profile and lighter weight make them more susceptible to both wind lifting and hail fracture.
Do Calgary roofing contractors work with my insurance company on hail claims?
Yes — experienced Calgary roofers deal with hail insurance claims routinely and most have established workflows for working alongside Alberta insurance adjusters. A good contractor will document damage thoroughly with photographs, provide a detailed scope of work that aligns with the adjuster's findings, and communicate directly with your insurer if there are discrepancies between the contractor's assessment and the adjuster's initial report. You are entitled to have a contractor present during the adjuster's inspection — this is often worth arranging, as an experienced roofer can identify damage that a non-specialist adjuster may miss. Make sure any contractor you use for an insured repair is explicitly listed as the completing contractor on your claim documents before work begins.
What should a roofing contract in Calgary include before I sign?
A complete roofing contract for a Calgary project should include: the full legal name and address of the contracting company; your address and a precise description of the scope of work; specific material specifications including manufacturer, product line, colour, and warranty information; the total price broken down into materials, labour, and disposal; the payment schedule and deposit amount; the projected start and completion dates; a process for handling unforeseen conditions (such as damaged decking discovered after tear-off); both the manufacturer's material warranty and the contractor's workmanship warranty terms in writing; and a process for dispute resolution. Do not accept verbal assurances on any of these points. If a Calgary contractor is reluctant to provide a detailed written contract, treat that reluctance as a serious warning sign.
