Keystone BuildersGeneral contractor in Sioux Falls, SD
Keystone Builders is a general contractor at 7506 E 45th St, Sioux Falls, SD 57110, rated 5.0 from 6 Google reviews. Open Monday to Friday.
Sioux Falls, SD0 paid placements in any rankingHow we rank
Key facts
| Address | 7506 E 45th St, Sioux Falls, SD 57110Get directions |
|---|---|
| Phone | (605) 728-7429 |
| Website | keystone-builders.org |
| Hours | Monday to Friday: 7 AM – 6 PM |
| Google rating | 5.0 from 6 Google reviews |
Trades
Each trade shows the evidence we matched it on.
- General Contractingmain tradeGoogle main category
Service area
Serves Sioux Falls and 2 towns within 25 miles: Brandon and Harrisburg.
Based in Sioux Falls, SDView on map
Opening hours
| Day | Hours |
|---|---|
| Monday | 7 AM – 6 PM |
| Tuesday | 7 AM – 6 PM |
| Wednesday | 7 AM – 6 PM |
| Thursday | 7 AM – 6 PM |
| Friday | 7 AM – 6 PM |
| Saturday | Closed |
| Sunday | Closed |
- Open evenings — no
- Open Saturdays — no
- Open Sundays — no
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 × 0.98 West North Central factor (2025 Cost vs. Value Report) | $14,300 | $26,440 | $40,770 |
| Bathroom remodelPer bathroom: typical range of customer-reported remodels. US national range × 1.03 West North Central factor (2025 Cost vs. Value Report) | $6,840 | $12,500 | $18,160 |
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 6 Google reviews
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Questions about Keystone Builders
What are Keystone Builders’ hours?
Keystone Builders is open Monday to Friday. Its listed hours are Monday to Friday, 7 AM – 6 PM. It is closed on Saturdays and closed on Sundays. Hours come from the business listing; holiday hours may differ.
What areas does Keystone Builders serve?
Serves Sioux Falls and 2 towns within 25 miles: Brandon and Harrisburg. The list is based on the business's location and the usual service radius for general contracting. Confirm your address is covered when you call.
What do Google reviews say about Keystone Builders?
Keystone Builders has a rating of 5.0 from 6 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 Keystone Builders?
Call Keystone Builders on (605) 728-7429. The business is at 7506 E 45th St, Sioux Falls, SD 57110. Its website is linked in the key facts on this page. Ask for a written estimate before any work starts.
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