Radon Systems LLCGeneral contractor in Concord, MA
Radon Systems LLC is a general contractor in Concord, MA, ranked #4 of 1,486 general contractors in Concord and rated 5.0 from 199 Google reviews. Open Monday to Saturday.
Concord, MAUpdated 0 paid placements in any rankingHow we rank
Key facts
| Phone | (800) 669-6697 |
|---|---|
| Website | theradoncompany.com |
| Hours | Monday to Saturday: 8 AM – 5 PM |
| Google rating | 5.0 from 199 Google reviews |
Trades
Each trade shows the evidence we matched it on.
- General Contractingmain tradeGoogle main category
Service area
Serves Concord and 12 towns within 25 miles: Grafton, Northbridge, Millbury, Sutton, Whitinsville, Hamilton Worcester, Auburn, Shrewsbury, Worcester, Uxbridge, Mendon and Milford.
Based in Concord, MAView on map
Opening hours
| Day | Hours |
|---|---|
| Monday | 8 AM – 5 PM |
| Tuesday | 8 AM – 5 PM |
| Wednesday | 8 AM – 5 PM |
| Thursday | 8 AM – 5 PM |
| Friday | 8 AM – 5 PM |
| Saturday | 8 AM – 5 PM |
| Sunday | Closed |
- Open evenings — no
- Open Saturdays
- 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 × 1.02 New England factor (2025 Cost vs. Value Report) | $14,840 | $27,440 | $42,320 |
| Bathroom remodelPer bathroom: typical range of customer-reported remodels. US national range × 1.05 New England factor (2025 Cost vs. Value Report) | $7,010 | $12,810 | $18,620 |
Market ranges for the trade, checked October 2026, not a quote from this business. Ask for a written estimate.
Questions about Radon Systems LLC
How is Radon Systems LLC ranked in Concord?
Radon Systems LLC is ranked #4 of 1,486 general contractors in Concord by CR Score, with 89 out of 100 as of October 2026. The score weighs reputation, credentials, review volume, recency, availability, trade focus, proximity and profile completeness. No business can pay to change its rank.
What are Radon Systems LLC’s hours?
Radon Systems LLC is open Monday to Saturday. Its listed hours are Monday to Saturday, 8 AM – 5 PM. On Saturdays it is open 8 AM to 5 PM and closed on Sundays. Hours come from the business listing; holiday hours may differ.
What areas does Radon Systems LLC serve?
Serves Concord and 12 towns within 25 miles: Grafton, Northbridge, Millbury, Sutton, Whitinsville, Hamilton Worcester, Auburn, Shrewsbury, Worcester, Uxbridge, Mendon and Milford. 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 Radon Systems LLC?
Radon Systems LLC has a rating of 5.0 from 199 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 Radon Systems LLC?
Call Radon Systems LLC on (800) 669-6697. Its website is linked in the key facts on this page. Ask for a written estimate before any work starts.
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Claiming is free. Correct your hours, trades and service area. The CR Score is recalculated from corrected data; payment never changes it.