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Stevens MechanicalHVAC contractor in Rochester, NH

Stevens Mechanical is an HVAC contractor at 151 Flagg Rd, Rochester, NH 03839, ranked #5 of 167 HVAC contractors in Rochester and rated 4.9 from 9 Google reviews. Open 24 hours a day, 7 days a week.

Rochester, NHUpdated 0 paid placements in any rankingHow we rank

Call (603) 394-5151Website ↗

Key facts

Key facts about Stevens Mechanical
Address151 Flagg Rd, Rochester, NH 03839Get directions
Phone(603) 394-5151
Websitestevensmechanicalnh.com
HoursOpen 24 hours, 7 days a week
Google rating4.9 from 9 Google reviews

Trades

Each trade shows the evidence we matched it on.

  • HVACmain tradeGoogle main category

Service area

Serves Rochester and 11 towns within 25 miles: Barrington, Somersworth, Dover, Durham, Newmarket, Stratham Station, Portsmouth, Exeter, Rye, Kingston and Hampton.

Based in Rochester, NHView on map

Opening hours

Opening hours for Stevens Mechanical
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

Stevens Mechanical compared with nearby businesses
BusinessRankCR ScoreGoogle ratingLicense verifiedSaturdaySundayDistance away
Stevens Mechanical (this business)—864.9 (9)—YesYes
HeatPro HVAC#3864.8 (138)—YesYes13.4 mi
HomeStyle Heating and Air LLC#4865.0 (26)—YesYes4.3 mi
Just Hot Water LLC#6865.0 (121)—YesYes23.2 mi

See all 167 ranked HVAC contractors in Rochester

Questions about Stevens Mechanical

How is Stevens Mechanical ranked in Rochester?

Stevens Mechanical is ranked #5 of 167 HVAC contractors in Rochester by CR Score, with 86 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 Stevens Mechanical’s hours?

Stevens Mechanical 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 Stevens Mechanical serve?

Serves Rochester and 11 towns within 25 miles: Barrington, Somersworth, Dover, Durham, Newmarket, Stratham Station, Portsmouth, Exeter, Rye, Kingston and Hampton. 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 Stevens Mechanical?

Stevens Mechanical has a rating of 4.9 from 9 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 Stevens Mechanical?

Call Stevens Mechanical on (603) 394-5151. The business is at 151 Flagg Rd, Rochester, NH 03839. Its website is linked in the key facts on this page. Ask for a written estimate before any work starts.

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