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Gallagher Bros ConstructionRoofer in St. Louis, MO

Gallagher Bros Construction is a roofer at 500 S County Center Way, St. Louis, MO 63129, ranked #6 of 674 roofers in St. Louis and rated 4.9 from 639 Google reviews. Open Monday to Saturday.

St. Louis, MOUpdated 0 paid placements in any rankingHow we rank

Call (314) 742-7371Website ↗

Key facts

Key facts about Gallagher Bros Construction
Address500 S County Center Way, St. Louis, MO 63129Get directions
Phone(314) 742-7371
Websitegallagherbrosconstruction.com
HoursMonday to Friday: 8 AM – 5 PM; Saturday: 9 AM – 3 PM
Google rating4.9 from 639 Google reviews

Trades

Each trade shows the evidence we matched it on.

  • Roofingmain tradeGoogle main category
  • Sidingadditional Google category
  • Windowsadditional Google category

Service area

Serves St. Louis and 12 towns within 40 miles: Mehlville, Concord, Oakville, Affton, Lemay, Sappington, Crestwood, Sunset Hills, Arnold, Shrewsbury, Webster Groves and Glendale.

Based in St. Louis, MOView on map

Opening hours

Opening hours for Gallagher Bros Construction
DayHours
Monday8 AM – 5 PM
Tuesday8 AM – 5 PM
Wednesday8 AM – 5 PM
Thursday8 AM – 5 PM
Friday8 AM – 5 PM
Saturday9 AM – 3 PM
SundayClosed
  • Open evenings — no
  • Open Saturdays
  • Open Sundays — no

Typical roofing prices

Typical roofing prices
JobLowTypicalHigh
Roof replacementPer project: asphalt shingles on a 1,700 sq ft home (about 2,000 sq ft of roof). US national range × 0.96 West North Central factor (2025 Cost vs. Value Report)$7,220$9,630$13,480
Roof repairPer repair: typical range of customer-reported jobs. US national range$395$1,174$1,968

Market ranges for the trade, checked October 2026, not a quote from this business. Ask for a written estimate.

Compare nearby roofers

Gallagher Bros Construction compared with nearby businesses
BusinessRankCR ScoreGoogle ratingLicense verifiedSaturdaySundayDistance away
Gallagher Bros Construction (this business)—634.9 (639)—YesNo
Accredited Roofing#4634.9 (298)—YesYes20.2 mi
Perry Family Roof Repair#5634.9 (104)—YesYes14.5 mi
Storm Guard Roofing & Construction of SW St. Louis#7634.9 (393)—YesYes7.1 mi

See all 674 ranked roofers in St. Louis

Reviews

ContractorsRanked reviews

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Google

4.9from 639 Google reviews

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Questions about Gallagher Bros Construction

How is Gallagher Bros Construction ranked in St. Louis?

Gallagher Bros Construction is ranked #6 of 674 roofers in St. Louis by CR Score, with 63 out of 100 as of October 2026. The score weighs reputation, credentials, review volume, recency, availability, trade focus, proximity, claimed profile, partnered and ContractorsRanked reviews. No business can pay to change its rank.

What are Gallagher Bros Construction’s hours?

Gallagher Bros Construction is open Monday to Saturday. Its listed hours are Monday to Friday, 8 AM – 5 PM; Saturday, 9 AM – 3 PM. On Saturdays it is open 9 AM to 3 PM and closed on Sundays. Hours come from the business listing; holiday hours may differ.

What areas does Gallagher Bros Construction serve?

Serves St. Louis and 12 towns within 40 miles: Mehlville, Concord, Oakville, Affton, Lemay, Sappington, Crestwood, Sunset Hills, Arnold, Shrewsbury, Webster Groves and Glendale. The list is based on the business's location and the usual service radius for roofing. Confirm your address is covered when you call.

What do Google reviews say about Gallagher Bros Construction?

Gallagher Bros Construction has a rating of 4.9 from 639 Google reviews. The CR Score adjusts the star rating for review count, so a high rating from a few reviews counts for less than the same rating from many.

How do I contact Gallagher Bros Construction?

Call Gallagher Bros Construction on (314) 742-7371. The business is at 500 S County Center Way, St. Louis, MO 63129. Its website is linked in the key facts on this page. Ask for a written estimate before any work starts.

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