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ContractorsRanked

Best HVAC Contractors in Chevy Chase, DC (2026)

1,140 HVAC contractors ranked by CR ScoreUpdated 0 paid placements in this rankingHow we rank →

The short answer

  1. 1

    Best overall in Chevy Chase: GAC Services, CR Score 92/100; 4.9★ from 6,908 Google reviews; open 24/7.

  2. 2

    Best for emergencies (open 24/7): CroppMetcalfe, posts 24/7 hours; ranked #2 of 1,140.

  3. 4

    Most-reviewed: Michael & Son Services, 15,537 Google reviews at 4.7★, the most of 1,140 ranked; ranked #4.

Rankings can't be bought. Contractors can't pay to change their rank or score. How we rank

1,140 Chevy Chase HVAC contractors are ranked here by CR Score, from 8 published factors. 348 are open 24/7, 772 open Saturdays and 520 open Sundays, based on posted hours. The median Google rating is 4.9★ across 1,140 rated businesses.

Most of this list also appears on the HVAC contractors in Washington, D.C. ranking. See HVAC contractors in Washington, D.C.

Top 10 HVAC contractors in Chevy Chase at a glance

Top 10 HVAC contractors in Chevy Chase at a glance
RankBusinessCR ScoreGoogle ratingBased inHoursBest for
1GAC Services924.9★ (6,908)Gaithersburg, 13 mi away24/7Overall
2CroppMetcalfe924.8★ (7,638)Fairfax, 11 mi away24/7Emergencies
3Len The Plumber Heating & Air, LLC924.6★ (8,136)Silver Spring, 5 mi away24/7—
4Michael & Son Services914.7★ (15,537)Alexandria, 13 mi away24/7Most reviews
5F.H. Furr Plumbing, Heating, Air Conditioning & Electrical914.7★ (5,985)Rockville, 10 mi away24/7—
6OHA HVAC, Plumbing, Chimney & Fireplaces914.9★ (1,794)Fairfax, 11 mi away24/7—
7AZA heating, cooling, plumbing & construction915.0★ (959)Alexandria, 11 mi away24/7—
8John C. Flood914.8★ (4,976)Alexandria, 13 mi away24/7—
9Krafft Service Corporation904.9★ (1,631)Alexandria, 11 mi away24/7—
10NARFIX HEATING AND AIR CONDITIONING LLC905.0★ (293)Silver Spring, 6 mi away24/7—

The 1,140 best HVAC contractors in Chevy Chase, ranked

Ordered by CR Score, a 0–100 score from 8 published factors. Paid placement never changes the order.

Scores below: based on 6 of 8 factors; credentials and recency not yet collected. Hatched segments mark factors we don't have yet.

  1. Ranked #1 in Chevy Chase

    #1 GAC Services

    Based in Gaithersburg, 13 mi away

    92/100CR Score

    Ranked #1 because of its Google rating and availability: 4.9★ from 6,908 Google reviews, open 24/7.

    • 4.9★ from 6,908 Google reviews
    • Open 24/7
    Hours
    Open 24 hours, 7 days
    Address
    227 E Deer Park Dr, Gaithersburg, MD 20877
    View profile for GAC Services(301) 202-1641

  2. #2 CroppMetcalfe

    Based in Fairfax, 11 mi away

    92/100CR Score

    Ranked #2 because of its Google rating and availability: 4.8★ from 7,638 Google reviews, open 24/7.

    • 4.8★ from 7,638 Google reviews
    • Open 24/7
    Hours
    Open 24 hours, 7 days
    Address
    8421 Hilltop Rd, Fairfax, VA 22031
    View profile for CroppMetcalfe(703) 420-5030

  4. #4 Michael & Son Services

    Based in Alexandria, 13 mi away

    91/100CR Score

    Ranked #4 because of its Google rating and review volume: 4.7★ from 15,537 Google reviews, the most Google reviews on this list (15,537).

    • 4.7★ from 15,537 Google reviews
    • Open 24/7
    Hours
    Open 24 hours, 7 days
    Address
    5740 General Washington Dr, Alexandria, VA 22312
    View profile for Michael & Son Services(800) 948-6453

  8. #8 John C. Flood

    Based in Alexandria, 13 mi away

    91/100CR Score

    Ranked #8 because of its Google rating and availability: 4.8★ from 4,976 Google reviews, open 24/7.

    • 4.8★ from 4,976 Google reviews
    • Open 24/7
    Hours
    Open 24 hours, 7 days
    Address
    6430 General Green Way, Alexandria, VA 22312
    View profile for John C. Flood(571) 605-7008

  11. #11 United Air Temp

    Based in Fort Washington, 12 mi away

    89/100CR Score

    Ranked #11 because of its Google rating and availability: 4.8★ from 1,775 Google reviews, open 24/7.

    • 4.8★ from 1,775 Google reviews
    • Open 24/7
    Hours
    Open 24 hours, 7 days
    Address
    5620 St Barnabas Rd Ste 240, Fort Washington, MD 20744
    View profile for United Air Temp(240) 342-3956

  12. #12 Presidential, Inc.

    Based in Gaithersburg, 15 mi away

    89/100CR Score

    Ranked #12 because of its Google rating and availability: 4.9★ from 1,701 Google reviews, open 24/7.

    • 4.9★ from 1,701 Google reviews
    • Open 24/7
    Hours
    Open 24 hours, 7 days
    Address
    8000 Cessna Ave, Gaithersburg, MD 20879
    View profile for Presidential, Inc.(301) 719-3315

  13. #13 United Air Temp

    Based in Greenbelt, 11 mi away

    89/100CR Score

    Ranked #13 because of its Google rating and availability: 4.8★ from 1,306 Google reviews, open 24/7.

    • 4.8★ from 1,306 Google reviews
    • Open 24/7
    Hours
    Open 24 hours, 7 days
    Address
    7255 Hanover Pkwy Ste A, Greenbelt, MD 20770
    View profile for United Air Temp(240) 713-3314

  19. #19 Caffi Services

    Based in Alexandria, 10 mi away

    89/100CR Score

    Ranked #19 because of its Google rating and availability: 4.9★ from 508 Google reviews, open 24/7.

    • 4.9★ from 508 Google reviews
    • Open 24/7
    Hours
    Open 24 hours, 7 days
    Address
    1313 Powhatan St, Alexandria, VA 22314
    View profile for Caffi Services(703) 962-6052

HVAC contractors ranked #26 to #41

#1 to #25 are shown in full above. Here are #26 to #41, in CR Score order; each links to its profile. We publish the top 41 of 1,140 ranked HVAC contractors here; the rest are on their profiles.

HVAC contractors in Chevy Chase, ranks 26 to 41
RankBusinessCR ScoreGoogle ratingDistance
26Snell Home Services894.8★ (5,283)20 mi
27United Air Temp894.8★ (1,318)13 mi
31Michael & Son Services884.7★ (419)5 mi
41Magnolia Plumbing, Heating & Cooling884.4★ (1,519)4 mi

Also serving Chevy Chase

1 more HVAC contractors within 25 mi that we can't rank yet: too few reviews, or a trade we couldn't confirm. Listed A to Z.

Unranked HVAC contractors serving Chevy Chase
BusinessGoogle ratingDistance
Vito Services4.7★ (1,351)10 mi

How much do HVAC contractors cost in Chevy Chase?

National price ranges in USD, not adjusted for Chevy Chase. Each row names its basis and the month we checked it.

How much do HVAC contractors cost in Chevy Chase?
JobLowTypicalHighBasisChecked
AC replacement$3,887$5,978$8,073Per system, installed (unit plus labor); typical range of customer-reported jobs. US national rangeOctober 2026
Furnace replacement$2,823$4,814$6,896Per system, installed; typical range of customer-reported jobs. US national rangeOctober 2026

How to check an HVAC contractor's license in District of Columbia

In District of Columbia, DC Board of Industrial Trades (Department of Licensing and Consumer Protection) licenses Refrigeration and air conditioning mechanic licenses.

  1. Check that the status is active and the name matches the contract or truck.
  2. Ask for proof of insurance before work starts.

No chip usually means we have not matched a state record yet. Check the lookup yourself before you hire.

Guide checked October 2026. How we verify licenses

When to hire an HVAC contractor in District of Columbia

HVAC demand peaks in summer for cooling and in winter for heating. Spring and fall are the easiest times to book maintenance or a replacement.

How we ranked Chevy Chase HVAC contractors

We scored 1,140 Chevy Chase HVAC contractors on 8 factors, weighted as shown. A business is ranked when its trade is confirmed and it has 3 or more Google reviews or a claimed profile. Unknown factors are left out of the score, not counted as zero. Scores last refreshed October 22, 2026.

Paid placement never changes a rank or score. Featured businesses are paid, labelled, limited to 3 and shown above the ranking, outside it.

Read the full method: formula, sources and exclusions

CR Score factors and weights
FactorWeightComputed fromIn Chevy Chase data
Reputation35%Bayesian-adjusted Google star ratingMeasured
Credentials15%Active state license 0.6, bond 0.2, workers’ comp 0.2Not yet collected
Review volume10%log10(reviews + 1) against the list maximumMeasured
Recency10%Share of reviews from the last 12 monthsNot yet collected
Availability10%Weekly open hours, Saturday, Sunday, 24/7 or same-dayMeasured
Trade focus10%Google main category 1.0, business name 0.7, additional category 0.5Measured
Proximity5%1.0 when based in the city, falling to 0 at the trade’s radiusMeasured
Completeness5%Website, photos, description, hours, claimed profile (0.2 each)Measured

HVAC contractors in Chevy Chase: frequently asked questions

Who is the best HVAC contractor in Chevy Chase?

By CR Score, the highest-ranked HVAC contractor in Chevy Chase, DC is GAC Services with a CR Score of 92/100. It has 4.9★ from 6,908 Google reviews. It is open 24/7. CroppMetcalfe (#2) and Len The Plumber Heating & Air, LLC (#3) follow. We ranked 1,140 HVAC contractors on 8 factors, last updated October 22, 2026.

How many HVAC contractors are there in Chevy Chase?

ContractorsRanked ranks 1,140 HVAC contractors serving Chevy Chase, DC. Another 1 within 25 mi are listed but not ranked yet. Counts are as of October 2026.

Which HVAC contractors in Chevy Chase are open 24/7?

348 ranked HVAC contractors in Chevy Chase post 24/7 hours. The highest-ranked are GAC Services (#1), CroppMetcalfe (#2) and Len The Plumber Heating & Air, LLC (#3). Hours come from each business's Google listing as of October 2026, so call to confirm.

Which HVAC contractors in Chevy Chase work on weekends?

772 of 1,140 ranked HVAC contractors post Saturday hours and 520 post Sunday hours. The highest-ranked open Saturdays are GAC Services (#1), CroppMetcalfe (#2) and Len The Plumber Heating & Air, LLC (#3). Posted hours are office hours; crews may book weekend jobs separately.

How do I check an HVAC contractor's license in District of Columbia?

In District of Columbia, DC Board of Industrial Trades (Department of Licensing and Consumer Protection) handles licensing and covers Refrigeration and air conditioning mechanic licenses.

How much does ac replacement cost in Chevy Chase?

AC replacement typically costs $3,887 to $8,073, with $5,978 typical (Per system, installed (unit plus labor); typical range of customer-reported jobs. US national range). This is a national range, not adjusted for Chevy Chase. Prices were last checked October 2026. Get at least two written quotes before you hire.

What Google rating do Chevy Chase HVAC contractors have?

The median Google rating among 1,140 rated HVAC contractors in Chevy Chase is 4.9★, with a median of 23 reviews. Michael & Son Services has the most, 15,537 reviews, and ranks #4. We adjust ratings for review count, so a few five-star reviews cannot top the list.

When is the best time to hire an HVAC contractor in Chevy Chase?

HVAC demand peaks in summer for cooling and in winter for heating. Spring and fall are the easiest times to book maintenance or a replacement.

Update log for Chevy Chase

  1. October 2026: CR Scores recalculated for 1,140 hvac contractors serving Chevy Chase.
  2. October 2026: 13 duplicate listings merged.

More HVAC contractors and Chevy Chase pages

Other trades in Chevy Chase