Skip to content
ContractorsRanked

J J O'Brien & SonsGeneral contractor in Waltham, MA

J J O'Brien & Sons is a general contractor at 5 Fern St, Waltham, MA 02453, rated 3.7 from 3 Google reviews. Open 24 hours a day, 7 days a week.

Waltham, MA0 paid placements in any rankingHow we rank

Call (781) 894-2145Website ↗

Key facts

Key facts about J J O'Brien & Sons
Address5 Fern St, Waltham, MA 02453Get directions
Phone(781) 894-2145
Websitejjobrienandsons.com
HoursOpen 24 hours, 7 days a week
Google rating3.7 from 3 Google reviews

Trades

Each trade shows the evidence we matched it on.

  • General Contractingmain tradeGoogle main category

Service area

Serves Waltham and 11 towns within 25 miles: Newton, Weston, Watertown, Belmont, Lincoln, Lexington, Arlington, Wellesley, Wayland, Needham and Brookline.

Based in Waltham, MAView on map

Opening hours

Opening hours for J J O'Brien & Sons
DayHours
MondayOpen 24 hours
TuesdayOpen 24 hours
WednesdayOpen 24 hours
ThursdayOpen 24 hours
FridayOpen 24 hours
SaturdayOpen 24 hours
SundayOpen 24 hours
  • Open 24/7
  • Open evenings — no
  • Open Saturdays
  • Open Sundays
  • Emergency service

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 × 1.02 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.

Reviews

ContractorsRanked reviews

No ContractorsRanked reviews yet

Google

3.7from 3 Google reviews

Hired J J O'Brien & Sons? Write a review

Questions about J J O'Brien & Sons

What are J J O'Brien & Sons’ hours?

J J O'Brien & Sons 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 J J O'Brien & Sons serve?

Serves Waltham and 11 towns within 25 miles: Newton, Weston, Watertown, Belmont, Lincoln, Lexington, Arlington, Wellesley, Wayland, Needham and Brookline. 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 J J O'Brien & Sons?

J J O'Brien & Sons has a rating of 3.7 from 3 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 J J O'Brien & Sons?

Call J J O'Brien & Sons on (781) 894-2145. The business is at 5 Fern St, Waltham, MA 02453. Its website is linked in the key facts on this page. Ask for a written estimate before any work starts.

Own J J O'Brien & Sons? 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.

Claim this profile