Great Falls's top-rated roof leak repair companies
Nothing in our license data covers Great Falls yet, so the leak repair companies below came from a Google search instead. Add together the Google reviews behind Great Falls's 10 companies and you reach 1,410, averaging 4.9 stars. If water is dripping through your ceiling in Great Falls right now, open the first-hour guide while you decide who to call.
Google Maps ratings checked · How we rank
43.6 innormal precipitation a year
Great Falls's rain, by the numbers
Great Falls averages 43.6 inches of rain a year, per NOAA's 1991-2020 climate normals.
May is typically the wettest single month, averaging 4.3 inches on its own.
That's the stretch of the year a small, contained leak in Great Falls tends to turn into a stain worth calling about.
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 8.3 mi away.
Storm risk near Great Falls
FEMA rates both hurricane risk (Relatively Moderate) and wind risk (Relatively High) for the county that includes Great Falls.
Either one is a common trigger for a sudden new Great Falls leak rather than a slow, years-long one.
If a Great Falls leak shows up right after a storm, start with flashing and shingle edges before assuming the worst.
- Hail
- Relatively High
- Strong wind
- Relatively High
- Hurricane
- Relatively Moderate
- Wildfire
- Very Low
Data: FEMA, National Risk Index for Natural Hazards - County-level table, v1.20 (v1.20, December 2025).
10 top-rated roof leak repair companies near Great Falls
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.
LAB Exteriors
Roofing contractor
- Google rating
- Reviews
- 131
- Area
- Reston 20190
1ROOF
Roofing contractor
- Google rating
- Reviews
- 98
- Area
- Great Falls 22066
Bull Construction & Roofing
Roofing contractor
- Google rating
- Reviews
- 193
- Area
- Reston 20190
Nova Rooftek
Roofing contractor
- Google rating
- Reviews
- 159
- Area
- McLean 22101
St Joseph's Roofing Inc
Roofing contractor
- Google rating
- Reviews
- 157
- Area
- Herndon 20170
Garrett Roof Repair & Installation
Roofing contractor
- Google rating
- Reviews
- 52
- Area
- Great Falls 22066
PowerRoofr
Roofing contractor
- Google rating
- Reviews
- 136
- Area
- Herndon 20170
Michaelson Roofing Improvements
Roofing contractor
- Google rating
- Reviews
- 47
- Area
- Reston 20191
Shiner Exteriors
Roofing contractor
- Google rating
- Reviews
- 405
- Area
- Sterling 20166
GoTech Roofing
Roofing contractor
- Google rating
- Reviews
- 32
- Area
- Reston 20191
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?