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ContractorsRanked

Emergency Roofers in Ancaster, ON (2026)

Top 50 of 618 roofers, in emergency orderUpdated 0 paid placements in this rankingHow we rank

25 of the 50 roofers on this list post 24/7 hours. 24/7 businesses come first, then same-day, each ranked by CR Score with availability weighted higher.

Active leak after a storm: move valuables, catch water and stay off the roof. Report storm damage to your insurer.

The short answer

  1. 1

    #1 for emergency roofing in Ancaster: D'Angelo and Sons | Eavestrough Repair & Roofing Hamilton, open 24/7.

Rankings can't be bought. Contractors can't pay to change their rank or score. How we rank

Top emergency roofers in Ancaster at a glance

Top emergency roofers in Ancaster at a glance
RankBusinessCR ScoreGoogle ratingBased inHours
1D'Angelo and Sons | Eavestrough Repair & Roofing Hamilton954.6★ (1,438)Ancaster24/7
2The Roof Whisperer of Hamilton - Skylight Contactor925.0★ (86)Ancaster24/7
3Elite Building & Construction Renovation914.8★ (146)Hamilton, 11 km away24/7
4Green Peaks Roofing915.0★ (161)Hamilton, 23 km away24/7
5Airway Roofing905.0★ (131)Norfolk County, 20 km away24/7
6Riverside Roofing - Brantford, Hamilton and Burlington905.0★ (41)Ancaster24/7
7The Roof Medic895.0★ (156)Milton, 34 km away24/7
8D'Angelo and Sons | Eavestrough Repair & Roofing Burlington894.7★ (140)Burlington, 19 km away24/7
9Newfoundland Roofers894.8★ (82)Hamilton, 16 km away24/7
10Paramount Metal Roofing884.9★ (54)Hamilton, 18 km away24/7

Call an emergency roofer in Ancaster now

24/7 hours mean the business says its phone is answered around the clock. Arrival time depends on where the crew is. Ask for an arrival window when you call.

The 50 emergency roofers in Ancaster, ranked

24/7 first, then same-day service, then the rest. Each group is in CR Score order on emergency weights. The full ranking of all 618 is on the roofers page.

Scores below: based on 6 of 8 factors; credentials and recency not yet collected. Hatched segments mark factors we don't have yet.

  7. #7 The Roof Medic

    Based in Milton, 34 km away

    89/100CR Score

    Ranked #7 because of its Google rating and availability: 5.0★ from 156 Google reviews, open 24/7.

    • 5.0★ from 156 Google reviews
    • Open 24/7
    Hours
    Open 24 hours, 7 days
    Address
    318 Laurier Ave #45, Milton, ON L9T 3M9
    View profile for The Roof Medic(647) 701-0349

  16. #16 Rain Safe Roofing

    Based in Mississauga, 50 km away

    87/100CR Score

    Ranked #16 because of its Google rating and availability: 5.0★ from 124 Google reviews, open 24/7.

    • 5.0★ from 124 Google reviews
    • Open 24/7
    Hours
    Open 24 hours, 7 days
    Address
    225 Webb Dr, Mississauga, ON L5B 4P2
    View profile for Rain Safe Roofing(647) 232-9167

Top 50 of 618 roofers by emergency score

#1 to #25 are shown in full above. Here are #26 to #50, in CR Score order; each links to its profile.

roofers in Ancaster, ranks 26 to 50
RankBusinessCR ScoreGoogle ratingDistance
26Sharp Exteriors Roofing and Window - Emergency Roof Repairs864.7★ (55)35 km
27Angel Pro Roofing864.9★ (50)41 km
28Straight Arrow Roofing Burlington865.0★ (21)25 km
29RAM Roofing & Renovations864.9★ (17)6 km
30Brother's Roofing864.8★ (87)47 km
31KGR Roofing865.0★ (44)41 km
32Approved Roofers864.8★ (46)38 km
33Mara Roofing and Exteriors Inc864.9★ (59)46 km
34Canadian Siding and Roofing854.6★ (18)20 km
35Home Star Roofing LTD854.9★ (76)55 km
36Webcon Roofing854.5★ (72)39 km
37N.E. Roofing & Reno’s854.1★ (15)14 km
38ROOF FOR LIFE INC.854.8★ (82)55 km
39Taminka Metal Roofing855.0★ (625)53 km
40Stellar Roofing854.8★ (26)37 km
41J.R.P Roofing855.0★ (5)In Ancaster
42Custom Contracting Eavestrough Repair Hamilton844.2★ (5)11 km
43Niagara RoofMasters | Roofing St. Catharines844.8★ (73)60 km
44C&D Roofing844.7★ (45)38 km
45Halton Hills Roofing and Aluminum844.6★ (42)46 km
46HomeVision Roofing & Siding845.0★ (243)56 km
47Armour Shield Roofing GTA844.9★ (48)59 km
48Marco's Roofing844.8★ (58)61 km
49XOA construction844.9★ (45)60 km
50Richard Pike Roofing844.9★ (15)38 km

How we ranked emergency roofers in Ancaster

Emergency lists move 10 points of the CR Score from reputation to availability: 25% and 20%. Availability credits 24/7 hours, same-day service, weekend hours and weekly open hours. 24/7 roofers are listed first, then same-day, then the rest; ranks follow that order. Paid placement never changes a rank.

Paid placement never changes a rank or score. Featured businesses are paid, labelled, limited to 3 and shown above the ranking, outside it.

Read the full method: formula, sources and exclusions

CR Score factors and weights
FactorWeightComputed from
Reputation25%Bayesian-adjusted Google star rating
Credentials15%Active state license 0.6, bond 0.2, workers’ comp 0.2
Review volume10%log10(reviews + 1) against the list maximum
Recency10%Share of reviews from the last 12 months
Availability20%Weekly open hours, Saturday, Sunday, 24/7 or same-day
Trade focus10%Google main category 1.0, business name 0.7, additional category 0.5
Proximity5%1.0 when based in the city, falling to 0 at the trade’s radius
Completeness5%Website, photos, description, hours, claimed profile (0.2 each)

Emergency roofers in Ancaster: questions

Which roofers in Ancaster are open 24/7?

25 on this list post 24/7 hours, including D'Angelo and Sons | Eavestrough Repair & Roofing Hamilton, The Roof Whisperer of Hamilton - Skylight Contactor, Elite Building & Construction Renovation, Green Peaks Roofing and Airway Roofing.

Who is ranked #1 for emergency roofing in Ancaster, ON?

D'Angelo and Sons | Eavestrough Repair & Roofing Hamilton is #1, with a CR Score of 95 out of 100 on emergency weights.

How are emergency roofers in Ancaster ranked?

Emergency lists move 10 points of the CR Score from reputation to availability: 25% and 20%. Availability credits 24/7 hours, same-day service, weekend hours and weekly open hours. 24/7 roofers are listed first, then same-day, then the rest; ranks follow that order. Paid placement never changes a rank.

What should I do before the roofer arrives?

Active leak after a storm: move valuables, catch water and stay off the roof. Report storm damage to your insurer.

How many emergency roofers here list a phone number?

25 of the 25 businesses ranked in full list a phone number. Tap Call to dial it.

Update log for Ancaster

  1. October 2026: CR Scores recalculated for 618 roofers serving Ancaster.
  2. October 2026: 1 duplicate listing merged.

More emergency and roofing pages