Kastle BuildersGeneral contractor in Mahwah, NJ
Kastle Builders is a general contractor in Mahwah, NJ, rated 5.0 from 51 Google reviews. Open 7 days a week.
Mahwah, NJ0 paid placements in any rankingHow we rank
Key facts
| Phone | (201) 803-0508 |
|---|---|
| Website | kastlebuilders.net |
| Hours | Monday to Saturday: 8 AM – 9 PM; Sunday: 9 AM – 5 PM |
| Google rating | 5.0 from 51 Google reviews |
Trades
Each trade shows the evidence we matched it on.
- General Contractingmain tradeGoogle main category
Service area
Based in Mahwah, NJView on map
Opening hours
| Day | Hours |
|---|---|
| Monday | 8 AM – 9 PMevening |
| Tuesday | 8 AM – 9 PMevening |
| Wednesday | 8 AM – 9 PMevening |
| Thursday | 8 AM – 9 PMevening |
| Friday | 8 AM – 9 PMevening |
| Saturday | 8 AM – 9 PMevening |
| Sunday | 9 AM – 5 PM |
- Open evenings (after 6 PM)
- Open Saturdays
- Open Sundays
Typical general contracting prices
| Job | Low | Typical | High |
|---|---|---|---|
| Kitchen remodelPer project: typical range of customer-reported remodels (about $75 to $250 per sq ft). US national range × 1.10 Middle Atlantic factor (2025 Cost vs. Value Report) | $16,000 | $29,600 | $45,640 |
| Bathroom remodelPer bathroom: typical range of customer-reported remodels. US national range × 1.15 Middle Atlantic factor (2025 Cost vs. Value Report) | $7,670 | $14,020 | $20,380 |
Market ranges for the trade, checked October 2026, not a quote from this business. Ask for a written estimate.
Reviews
ContractorsRanked reviews
No ContractorsRanked reviews yet
5.0from 51 Google reviews
Hired Kastle Builders? Write a review
Questions about Kastle Builders
What are Kastle Builders’ hours?
Kastle Builders is open 7 days a week. Its listed hours are Monday to Saturday, 8 AM – 9 PM; Sunday, 9 AM – 5 PM. On Saturdays it is open 8 AM to 9 PM, and on Sundays 9 AM to 5 PM. Hours come from the business listing; holiday hours may differ.
What do Google reviews say about Kastle Builders?
Kastle Builders has a rating of 5.0 from 51 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 Kastle Builders?
Call Kastle Builders on (201) 803-0508. Its website is linked in the key facts on this page. Ask for a written estimate before any work starts.
Own Kastle Builders? Claim this profile.
Claiming is free. Correct your hours, trades and service area. The CR Score is recalculated from corrected data; payment never changes it.