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Kensington Mechanical IncHVAC contractor in Waltham, MA

Kensington Mechanical Inc is an HVAC contractor at 1380 Main St, Waltham, MA 02451, ranked #46 of 1,289 HVAC contractors in Waltham and rated 4.9 from 38 Google reviews. Open 24 hours a day, 7 days a week.

Waltham, MAUpdated 0 paid placements in any rankingHow we rank

Call (888) 391-2500Website ↗

Key facts

Key facts about Kensington Mechanical Inc
Address1380 Main St, Waltham, MA 02451Get directions
Phone(888) 391-2500
Websitekensingtonmechanical.com
HoursOpen 24 hours, 7 days a week
Google rating4.9 from 38 Google reviews

Trades

Each trade shows the evidence we matched it on.

  • HVACmain tradeGoogle main category

Service area

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

Based in Waltham, MAView on map

Opening hours

Opening hours for Kensington Mechanical Inc
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 heating and cooling prices

Typical heating and cooling prices
JobLowTypicalHigh
AC replacementPer system, installed (unit plus labor); typical range of customer-reported jobs. US national range$3,887$5,978$8,073
Furnace replacementPer system, installed; typical range of customer-reported jobs. US national range$2,823$4,814$6,896

Market ranges for the trade, checked October 2026, not a quote from this business. Ask for a written estimate.

Compare nearby HVAC contractors

Kensington Mechanical Inc compared with nearby businesses
BusinessRankCR ScoreGoogle ratingLicense verifiedSaturdaySundayDistance away
Kensington Mechanical Inc (this business)—614.9 (38)—YesYes
Sila Heating, Air Conditioning, Plumbing & Electrical#44614.7 (483)—YesYes12.4 mi
Unified HVAC Service#45614.8 (100)—YesYes5.0 mi
Nashoba Air & BoilerWorks#47614.9 (1,833)—YesYes16.7 mi

See all 1289 ranked HVAC contractors in Waltham

Reviews

ContractorsRanked reviews

No ContractorsRanked reviews yet

Google

4.9from 38 Google reviews

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Questions about Kensington Mechanical Inc

How is Kensington Mechanical Inc ranked in Waltham?

Kensington Mechanical Inc is ranked #46 of 1,289 HVAC contractors in Waltham by CR Score, with 61 out of 100 as of October 2026. The score weighs reputation, credentials, review volume, recency, availability, trade focus, proximity, claimed profile, partnered and ContractorsRanked reviews. No business can pay to change its rank.

What are Kensington Mechanical Inc’s hours?

Kensington Mechanical Inc 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 Kensington Mechanical Inc serve?

Serves Waltham and 11 towns within 25 miles: Weston, Lincoln, Newton, Watertown, Wayland, Belmont, Lexington, Wellesley, Cochituate, Arlington and Needham. The list is based on the business's location and the usual service radius for heating and cooling. Confirm your address is covered when you call.

What do Google reviews say about Kensington Mechanical Inc?

Kensington Mechanical Inc has a rating of 4.9 from 38 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 Kensington Mechanical Inc?

Call Kensington Mechanical Inc on (888) 391-2500. The business is at 1380 Main St, Waltham, MA 02451. Its website is linked in the key facts on this page. Ask for a written estimate before any work starts.

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