Trends · data through September 2026

HVAC Services in the United States

Iceflower tracks 2,120 stores from 1,756 HVAC service chains in the United States. Gustave A. Larson Company grew fastest over the last year, ahead of McCall's Supply and Trane.

Rankings come from real card and bank transactions across a panel of 130M+ US and EU consumers. We publish relative growth and rankings, never revenue figures. About the data

Tracked chains
1,756
Tracked stores
2,120
Consumer panel
130M+

Growth ranking

Fastest-growing tracked HVAC service chains

Ranked by year-over-year growth of share of tracked local spend. Arrows show movement in the rankings since last year. Each dot in the chart is one tracked chain: bigger market position to the right, faster growth higher up, more tracked stores in a bigger dot. Colors match the store map below. Gustave A. Larson Company and McCall's Supply sit in the high-growth half.

# Chain YoY growth
RankChainRank movementYoY growth
1 Gustave A. Larson Company ▲1 +15.5%
2 McCall's Supply - +13.8%
3 Trane - +13.6%
4 Sigler ▲1 +11.2%
5 Daikin Comfort - +11.0%
6 ARS / Rescue Rooter - +8.4%
7 Behler-Young Company ▲1 +7.3%
8 AC Pro ▲1 +5.5%
9 Valley Energy ▲3 +4.2%
10 One Hour Heating & Air Conditioning - +1.8%
11 G.W. Berkheimer - -5.2%
12 Wittichen Supply Co - -9.1%
13 Robertson Heating Supply ▼1 -23.5%
14 Southern Refrigeration Corporation ▼1 -31.5%
15 South Central Company ▼1 -31.9%
  • Daikin Comfort
  • ARS / Rescue Rooter
  • Geary Pacific
  • Long Energy
  • G.W. Berkheimer
  • Gemaire Distributors
  • Horizon Services, Inc
  • Other tracked chains

Store footprint

Store map

2,120 tracked store locations in the United States. The 7 largest tracked chains are highlighted. The top 5 chains by store count run 150 of the 2,120 stores (7%); 1,660 of the 1,756 tracked chains have a single store here.

  • Daikin Comfort (68)
  • ARS / Rescue Rooter (25)
  • Geary Pacific (10)
  • Long Energy (1)
  • G.W. Berkheimer (17)
  • Gemaire Distributors (12)
  • Horizon Services, Inc (1)
  • Other tracked chains

Top tracked chains by store count

  • 1 Daikin Comfort 68
  • 2 ARS / Rescue Rooter 25
  • 3 AC Pro 24
  • 4 G.W. Berkheimer 17
  • 5 One Hour Heating & Air Conditioning 16
  • 6 Wittichen Supply Co 14
  • 7 Trane 13
  • 8 Gemaire Distributors 12
  • 9 Gustave A. Larson Company 11
  • 10 Geary Pacific 10
  • 11 Behler-Young Company 10
  • 12 Sigler 8
  • 13 Virginia Air Distributors 8
  • 14 Munch's Supply Co. 6
  • 15 Young Supply Company 6
  • 16 Jackson Supply Co 5
  • 17 D&L Parts Company 4
  • 18 Valley Energy 3
  • 19 Performance Air 3
  • 20 Southern Refrigeration Corporation 3
  • 21 South Central Company 3
  • 22 Robertson Heating Supply 3
  • 23 Hinkle Metals & Supply 3
  • 24 Peirce-Phelps 3
  • 25 McCall's Supply 3
  • 26 Superior Equipment Sales 2
  • 27 Dealer Supply 2
  • 28 Apex Clean Air 2
  • 29 South Florida Appliance 2
  • 30 Cool River Tubing 2
  • 31 Refrigeration Sales Corporation 2
  • 32 Able Distributors 2
  • 33 OnTime Service 2
  • 34 Heartland Heating & Cooling 2
  • 35 Northgate Parts 2
  • 36 Isaac Heating & Air Conditioning 2
  • 37 SHEARER SUPPLY, INC 2
  • 38 AAA AC Supplies 2
  • 39 Howard Industries 2
  • 40 Penco Corporation 2
  • 41 Chas Roberts Air Conditioning 2
  • 42 Hoffmann Brothers 2
  • 43 Roscoe Brown Heating, Cooling, and Plumbing 2
  • 44 Ferguson HVAC 2
  • 45 United Air Temp 2
  • 46 Carrier 2
  • 47 Comfort Windows & Doors 2
  • 48 Total Comfort 2
  • 49 Will Fix It 2
  • 50 McCarthy Services 2

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