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Cornerstone ConstructionGeneral contractor in South River, NJ

Cornerstone Construction is a general contractor at 81 Whitehead Ave, South River, NJ 08882, rated 5.0 from 5 Google reviews. Open Monday to Friday.

South River, NJ0 paid placements in any rankingHow we rank

Call (510) 230-1684Website ↗

Key facts

Key facts about Cornerstone Construction
Address81 Whitehead Ave, South River, NJ 08882Get directions
Phone(510) 230-1684
Websitecorner-stoneco.com
HoursMonday to Friday: 7 AM – 7 PM
Google rating5.0 from 5 Google reviews

Trades

Each trade shows the evidence we matched it on.

  • General Contractingmain tradeGoogle main category

Service area

Serves South River and 11 towns within 25 miles: Sayreville, Old Bridge, Sayreville Junction, East Brunswick, South Old Bridge, Madison Park, Milltown, Piscataway, Spotswood, Highland Park and South Amboy.

Based in South River, NJView on map

Opening hours

Opening hours for Cornerstone Construction
DayHours
Monday7 AM – 7 PMevening
Tuesday7 AM – 7 PMevening
Wednesday7 AM – 7 PMevening
Thursday7 AM – 7 PMevening
Friday7 AM – 7 PMevening
SaturdayClosed
SundayClosed
  • Open evenings (after 6 PM)
  • Open Saturdays — no
  • Open Sundays — no

Typical general contracting prices

Typical general contracting prices
JobLowTypicalHigh
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

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Google

5.0from 5 Google reviews

Hired Cornerstone Construction? Write a review

Questions about Cornerstone Construction

What are Cornerstone Construction’s hours?

Cornerstone Construction is open Monday to Friday. Its listed hours are Monday to Friday, 7 AM – 7 PM. It is closed on Saturdays and closed on Sundays. Hours come from the business listing; holiday hours may differ.

What areas does Cornerstone Construction serve?

Serves South River and 11 towns within 25 miles: Sayreville, Old Bridge, Sayreville Junction, East Brunswick, South Old Bridge, Madison Park, Milltown, Piscataway, Spotswood, Highland Park and South Amboy. 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 Cornerstone Construction?

Cornerstone Construction has a rating of 5.0 from 5 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 Cornerstone Construction?

Call Cornerstone Construction on (510) 230-1684. The business is at 81 Whitehead Ave, South River, NJ 08882. Its website is linked in the key facts on this page. Ask for a written estimate before any work starts.

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