Johnstown's top-rated roof leak repair companies
Johnstown, CO doesn't have a roofer license page, so what's below came from a Google Maps result instead. 6 companies cleared the bar we set, their ratings landing at 4.5 stars on 743 reviews. A good rating won't get a crew to Johnstown any faster during a storm, so say it's an active leak when you call.
Google Maps ratings checked · How we rank
15.6 innormal precipitation a year
Rainfall in Johnstown
Normal annual precipitation near Johnstown runs 15.6 inches, according to federal climate data.
A roof that's held up fine through a dry stretch can still fail once Johnstown hits its wettest weeks in May.
That seasonal jump is worth keeping in mind if a leak in Johnstown seems to appear out of nowhere.
Data: NOAA National Centers for Environmental Information, U.S. Climate Normals 1991-2020 (annual/seasonal and monthly, by station) (1991-2020), from the nearest NOAA station 12.7 mi away.
What federal hazard data shows for Johnstown
Either one is a common trigger for a sudden new Johnstown leak rather than a slow, years-long one.
If a Johnstown leak shows up right after a storm, start with flashing and shingle edges before assuming the worst.
- Hail
- Relatively High
- Strong wind
- Relatively High
- Wildfire
- Relatively Low
Data: FEMA, National Risk Index for Natural Hazards - County-level table, v1.20 (v1.20, December 2025).
Top-rated leak repair contractors serving Johnstown, CO
Strongest Google rating first, discounted when a business has barely been reviewed; that's not a license check, so confirm the paperwork before anyone gets on your roof.
Anchor Roofing LLC
Roofing contractor
- Google rating
- Reviews
- 433
- Area
- Johnstown 80534
Blue Frog Roofing Limited
Roofing contractor
- Google rating
- Reviews
- 146
- Area
- Berthoud 80513
Miner Roofing of Johnstown
Roofing contractor
- Google rating
- Reviews
- 16
- Area
- Johnstown 80534
Mayday Exteriors LLC
Roofing contractor
- Google rating
- Reviews
- 5
- Area
- Johnstown 80534
RTC Restoration and Roofing
Roofing contractor
- Google rating
- Reviews
- 125
- Area
- Johnstown 80534
Master Roofing LLC
Roofing contractor
- Google rating
- Reviews
- 18
- Area
- Johnstown 80534
Questions to ask a {city} roof leak repair company
- Can you find the actual source before you quote a repair, not just patch where the ceiling is wet?
- Is this a contained repair, or does it point to a bigger problem with the roof?
- Will you check the attic and insulation for existing water damage, not just the roof surface?
- What's your timeline if it's actively raining versus once it's dry?
- Do you offer a temporary tarp while a full repair is scheduled?
- What's covered by a workmanship warranty on the repair itself?