JJ Contracting Roofing CoRoofer in Columbia, MD
JJ Contracting Roofing Co is a roofer at 9385 Gerwig Ln, Columbia, MD 21046, rated 5.0 from 2 Google reviews. Open 24 hours a day, 7 days a week.
Columbia, MD0 paid placements in any rankingHow we rank
Key facts
| Address | 9385 Gerwig Ln, Columbia, MD 21046Get directions |
|---|---|
| Phone | (573) 533-4199 |
| Website | concrete-columbia.com |
| Hours | Open 24 hours, 7 days a week |
| Google rating | 5.0 from 2 Google reviews |
Trades
Each trade shows the evidence we matched it on.
- Roofingmain tradeGoogle main category
Service area
Serves Columbia and 11 towns within 40 miles: Savage, Riverside, Jessup, Scaggsville, Fort George G Mead Junction, Laurel, Maryland City, Hanover, Burtonsville, West Elkridge and Fort Meade.
Based in Columbia, MDView on map
Opening hours
| Day | Hours |
|---|---|
| Monday | Open 24 hours |
| Tuesday | Open 24 hours |
| Wednesday | Open 24 hours |
| Thursday | Open 24 hours |
| Friday | Open 24 hours |
| Saturday | Open 24 hours |
| Sunday | Open 24 hours |
- Open 24/7
- Open evenings — no
- Open Saturdays
- Open Sundays
- Emergency service
Typical roofing prices
| Job | Low | Typical | High |
|---|---|---|---|
| Roof replacementPer project: asphalt shingles on a 1,700 sq ft home (about 2,000 sq ft of roof). US national range × 1.01 South Atlantic factor (2025 Cost vs. Value Report) | $7,590 | $10,120 | $14,170 |
| 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.
Questions about JJ Contracting Roofing Co
What are JJ Contracting Roofing Co’s hours?
JJ Contracting Roofing Co is open 24 hours a day, 7 days a week. Its listed hours are Open 24 hours, 7 days a week. On Saturdays it is open Open 24 hours, and on Sundays Open 24 hours. Hours come from the business listing; holiday hours may differ.
What areas does JJ Contracting Roofing Co serve?
Serves Columbia and 11 towns within 40 miles: Savage, Riverside, Jessup, Scaggsville, Fort George G Mead Junction, Laurel, Maryland City, Hanover, Burtonsville, West Elkridge and Fort Meade. 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 JJ Contracting Roofing Co?
JJ Contracting Roofing Co has a rating of 5.0 from 2 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 JJ Contracting Roofing Co?
Call JJ Contracting Roofing Co on (573) 533-4199. The business is at 9385 Gerwig Ln, Columbia, MD 21046. Its website is linked in the key facts on this page. Ask for a written estimate before any work starts.
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