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ONETECH HEATING AND AIR LLCHVAC contractor in Sherman, TX

ONETECH HEATING AND AIR LLC is an HVAC contractor in Sherman, TX, ranked #25 of 75 HVAC contractors in Sherman and rated 4.3 from 6 Google reviews. Open 24 hours a day, 7 days a week.

Sherman, TXUpdated 0 paid placements in any rankingHow we rank

Call (469) 447-1111Website ↗

Key facts

Key facts about ONETECH HEATING AND AIR LLC
Phone(469) 447-1111
Websiteonetechheatandair.com
HoursOpen 24 hours, 7 days a week
Google rating4.3 from 6 Google reviews

Trades

Each trade shows the evidence we matched it on.

  • HVACmain tradeGoogle main category

Service area

Serves Sherman and 8 towns within 25 miles: Anna, Celina, Melissa, Prosper, Denison, McKinney, Fairview and Princeton.

Based in Sherman, TXView on map

Opening hours

Opening hours for ONETECH HEATING AND AIR LLC
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

ONETECH HEATING AND AIR LLC compared with nearby businesses
BusinessRankCR ScoreGoogle ratingLicense verifiedSaturdaySundayDistance away
ONETECH HEATING AND AIR LLC (this business)—584.3 (6)—YesYes
Sisemore Services#23584.8 (49)—YesNo14.3 mi
Air-N Tx Hvac LLC#24585.0 (22)—YesYes20.6 mi
AIR RESCUE Heating and Cooling#26584.9 (412)—YesYes13.8 mi

See all 75 ranked HVAC contractors in Sherman

Reviews

ContractorsRanked reviews

No ContractorsRanked reviews yet

Google

4.3from 6 Google reviews

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Questions about ONETECH HEATING AND AIR LLC

How is ONETECH HEATING AND AIR LLC ranked in Sherman?

ONETECH HEATING AND AIR LLC is ranked #25 of 75 HVAC contractors in Sherman by CR Score, with 58 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 ONETECH HEATING AND AIR LLC’s hours?

ONETECH HEATING AND AIR LLC 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 ONETECH HEATING AND AIR LLC serve?

Serves Sherman and 8 towns within 25 miles: Anna, Celina, Melissa, Prosper, Denison, McKinney, Fairview and Princeton. 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 ONETECH HEATING AND AIR LLC?

ONETECH HEATING AND AIR LLC has a rating of 4.3 from 6 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 ONETECH HEATING AND AIR LLC?

Call ONETECH HEATING AND AIR LLC on (469) 447-1111. Its website is linked in the key facts on this page. Ask for a written estimate before any work starts.

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