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HVAC and building products

The 30 companies in this industry listed on the NYSE and Nasdaq are worth $343 bn combined; the largest are Trane Technologies (TT), Johnson Controls (JCI) and Carrier Global (CARR). For each one: what it does, revenue, margin, free cash flow over the last five years and a score from 0 to 10.

Data as of October 2026

Open contest
30 companies value 343 bn revenue 133 bn margin 8.5% free cash flow 13 bn avg. score 4.3
TT holds 29.8% of the group's value, 1.1x the runner-up
Rank Ticker Company Share Value Revenue Margin FCF 5 years FCF/px Yield What it does · why it is here
1 TT Trane Technologies
Ireland/United States · score 6.6
30% 102 bn 22 bn 13.3% 3.5 bn 3.4% 0.9% Building HVAC and transport refrigeration · Leader in commercial HVAC; benefiting from energy efficiency and data centers
2 JCI Johnson Controls
Ireland/United States · score 6.4
26% 90 bn 25 bn 14.3% 3.2 bn 3.5% 1.1% HVAC, controls and building security · Leader in smart buildings and building security systems
3 CARR Carrier Global
United States · score 5.8
13% 46 bn 22 bn 5.5% 1.9 bn 4.2% 1.7% HVAC, refrigeration and building security · Global top 2 in HVAC and refrigeration
4 MAS Masco
United States · score 5.6
4% 14 bn 7.6 bn 11.6% 1.1 bn 7.8% 1.8% Behr paints, Delta faucets and home products · Owner of Behr and Delta; finishing products for home renovation
5 CSL Carlisle Companies
United States · score 6.6
4% 13 bn 5.1 bn 14.2% 0.9 bn 6.6% 1.4% Roofing and waterproofing materials for construction · High-margin commercial roofing and waterproofing
6 LII Lennox International
United States · score 6.8
4% 12 bn 5.3 bn 14.9% 0.7 bn 6.0% 1.5% Efficient heating, cooling and refrigeration · US leader in residential HVAC with the sector's highest margin
7 OC Owens Corning
United States · score 3.7
3% 8.7 bn 9.8 bn -6.8% 0.9 bn 10.3% 2.8% Insulation, asphalt roofing shingles and fiberglass · Insulation and roofing: US leader in both
8 AOS A. O. Smith
United States · score 7.5
2% 8.0 bn 3.8 bn 13.1% 0.6 bn 8.0% 2.5% Water heaters and water treatment · Leader in water heaters in the US and China
9 ZWS Zurn Elkay Water Solutions Corp
United States · score 6.8
2% 7.8 bn 1.8 bn 15.5% 0.4 bn 5.1% 0.9% Building water management: hygiene, hydration and safety products · Wisconsin — revenue of $1.8bn
10 AWI ARMSTRONG WORLD INDUSTRIES INC
United States · score 6.2
2% 7.1 bn 1.7 bn 18.6% 0.3 bn 3.5% 0.8% Ceilings and ceiling systems for commercial construction · Pennsylvania — revenue of $1.7bn
11 AAON AAON, INC.
United States · score 5.9
2% 6.2 bn 1.9 bn 8.2% 0.1 bn 1.4% 0.5% HVAC and liquid cooling for commercial and industrial spaces · Oklahoma — revenue of $1.9bn
12 CSW CSW INDUSTRIALS, INC.
United States · score 4.9
1% 4.7 bn 1.2 bn 10.3% 0.1 bn 3.1% 0.4% Diversified industrial of value-added niche products · Texas — revenue of $1.2bn
13 GFF GRIFFON CORP
United States · score 6.2
1% 4.2 bn 2.6 bn 7.0% 0.3 bn 7.1% 0.9% Diversified industrial management holding company · New York — revenue of $2.6bn
14 ALH Alliance Laundry Holdings Inc.
United States · score 6.2
1% 4.2 bn 1.8 bn 10.1% 0.3 bn 6.0% — World's largest maker of commercial laundry systems · Wisconsin — revenue of $1.8bn
15 SXI STANDEX INTERNATIONAL CORP/DE/
United States · score 5.1
1% 3.2 bn 0.9 bn 11.7% 0.1 bn 2.0% 0.5% Diversified industrial manufacturing: electronics, magnets and equipment · New Hampshire — revenue of $892m
16 REZI Resideo Technologies
United States · score 0.8
1% 2.5 bn 7.7 bn 5.6% -1.4 bn -55.5% — Thermostats, sensors and building security distribution · Honeywell Home thermostats and home security
17 HAYW Hayward Holdings, Inc.
United States · score 6.1
1% 2.5 bn 1.2 bn 13.8% 0.2 bn 8.2% — Pool equipment and industrial flow control · North Carolina — revenue of $1.2bn
18 TGLS Tecnoglass Holdings Inc.
United States · score 3.6
1% 1.7 bn 1.1 bn 12.4% -0.0 bn -0.5% 1.6% Architectural glass and aluminum windows for construction · Florida — revenue of $1.1bn
19 ROCK GIBRALTAR INDUSTRIES, INC.
United States · score 1.5
0% 1.1 bn 1.4 bn -10.4% 0.0 bn 3.8% — Products for residential construction, agtech and infrastructure · New York — revenue of $1.4bn
20 TNC TENNANT CO
United States · score 2.3
0% 1.1 bn 1.2 bn 1.5% 0.0 bn -0.2% 2.0% Cleaning equipment for non-residential surfaces · Minnesota — revenue of $1.2bn
21 NX Quanex Building Products CORP
United States · score 5.9
0% 0.9 bn 1.8 bn 2.5% 0.1 bn 10.4% 1.7% Components for window, door and cabinet makers · Texas — revenue of $1.8bn
22 APOG APOGEE ENTERPRISES, INC.
United States · score 6.8
0% 0.9 bn 1.4 bn 4.8% 0.1 bn 10.9% 2.6% Architectural products for construction and coated materials · Minnesota — revenue of $1.4bn
23 JBI Janus International Group, Inc.
United States · score 5.9
0% 0.6 bn 0.9 bn 3.7% 0.1 bn 14.4% — Doors and systems for self-storage and commercial buildings · Georgia — revenue of $902m
24 AIRJ AirJoule Technologies Corp.
United States · score 0.4
0% 0.2 bn — — -0.0 bn -3.2% — Sorption technologies for water and energy · Montana
25 JELD JELD-WEN Holding, Inc.
United States · score 0.0
0% 0.1 bn 3.1 bn -16.4% -0.1 bn -128.7% — High-performance doors, windows and building products · North Carolina — revenue of $3.2bn
26 CSTE Caesarstone Ltd.
Israel · score 0.0
0% 0.1 bn 0.4 bn -34.6% -0.1 bn -63.3% — Quartz surfaces, natural stone and porcelain · Israel — revenue of $397m
27 TGEN TECOGEN INC.
United States · score 0.0
0% 0.1 bn 0.0 bn -42.3% -0.0 bn -18.5% — Natural gas-fired combined heat and power · Massachusetts — revenue of $25m
28 FGI FGI Industries Ltd.
United States · score 2.4
0% 0.0 bn 0.1 bn -3.1% 0.0 bn 13.0% — Global supply of bath and kitchen products · New Jersey — revenue of $129m
29 LBGJ Li Bang International Corp Inc.
China · score 1.4
— — 0.0 bn -3.7% 0.0 bn — — Commercial kitchen equipment in China · China — revenue of $13m
30 GCDT Green Circle Decarbonize Technology Ltd
Hong Kong · score 1.3
— — 0.0 bn -52.3% 0.0 bn — — Decarbonization and climate control technology · Hong Kong — revenue of $3m

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What this is. A catalogue, not a guide. Every industry with stocks listed on the NYSE or NASDAQ, the companies contending for its leadership, what each one does according to its own annual report, and the balance sheet it filed with the SEC.

The score runs from 0 to 10 and compares each company with every other one in the almanac on cash generation, profitability, debt, dividends and consistency over the last five years. The higher it is, the better the company fares in that comparison. Curious how much each part weighs? Ask at the bottom of the page.

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