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Donmar Heating, Cooling & PlumbingHVAC contractor in Sterling, VA

Donmar Heating, Cooling & Plumbing is an HVAC contractor at 22900 Shaw Rd #105, Sterling, VA 20166, ranked #27 of 900 HVAC contractors in Sterling and rated 4.9 from 1,139 Google reviews. Open Monday to Saturday.

Sterling, VAUpdated 0 paid placements in any rankingHow we rank

Call (703) 457-8676Website ↗

Key facts

Key facts about Donmar Heating, Cooling & Plumbing
Address22900 Shaw Rd #105, Sterling, VA 20166Get directions
Phone(703) 457-8676
Websitedonmarcompany.com
HoursMonday to Saturday: 7 AM – 10 PM
Google rating4.9 from 1,139 Google reviews

Trades

Each trade shows the evidence we matched it on.

  • HVACmain tradeGoogle main category
  • Plumbingbusiness name

Service area

Serves Sterling and 11 towns within 25 miles: Herndon, Floris, Countryside, Oak Hill, Dranesville, Reston, Sugarland Run, Ashburn, Broadlands, Chantilly and South Riding.

Based in Sterling, VAView on map

Opening hours

Opening hours for Donmar Heating, Cooling & Plumbing
DayHours
Monday7 AM – 10 PMevening
Tuesday7 AM – 10 PMevening
Wednesday7 AM – 10 PMevening
Thursday7 AM – 10 PMevening
Friday7 AM – 10 PMevening
Saturday7 AM – 10 PMevening
SundayClosed
  • Open evenings (after 6 PM)
  • Open Saturdays
  • Open Sundays — no

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

Donmar Heating, Cooling & Plumbing compared with nearby businesses
BusinessRankCR ScoreGoogle ratingLicense verifiedSaturdaySundayDistance away
Donmar Heating, Cooling & Plumbing (this business)—624.9 (1,139)—YesNo
Reddick & Sons, Inc#25625.0 (3,027)—YesYes17.9 mi
R A Dobson Inc#26624.8 (164)—YesYes1.1 mi
Dave's Heating & Air Conditioning#28614.8 (138)—YesYes0.7 mi

See all 900 ranked HVAC contractors in Sterling

Reviews

ContractorsRanked reviews

No ContractorsRanked reviews yet

Google

4.9from 1,139 Google reviews

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Questions about Donmar Heating, Cooling & Plumbing

How is Donmar Heating, Cooling & Plumbing ranked in Sterling?

Donmar Heating, Cooling & Plumbing is ranked #27 of 900 HVAC contractors in Sterling by CR Score, with 62 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 Donmar Heating, Cooling & Plumbing’s hours?

Donmar Heating, Cooling & Plumbing is open Monday to Saturday. Its listed hours are Monday to Saturday, 7 AM – 10 PM. On Saturdays it is open 7 AM to 10 PM and closed on Sundays. Hours come from the business listing; holiday hours may differ.

What areas does Donmar Heating, Cooling & Plumbing serve?

Serves Sterling and 11 towns within 25 miles: Herndon, Floris, Countryside, Oak Hill, Dranesville, Reston, Sugarland Run, Ashburn, Broadlands, Chantilly and South Riding. 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 Donmar Heating, Cooling & Plumbing?

Donmar Heating, Cooling & Plumbing has a rating of 4.9 from 1,139 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 Donmar Heating, Cooling & Plumbing?

Call Donmar Heating, Cooling & Plumbing on (703) 457-8676. The business is at 22900 Shaw Rd #105, Sterling, VA 20166. Its website is linked in the key facts on this page. Ask for a written estimate before any work starts.

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