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1. Company Snapshot

1.a. Company Description

Comfort Systems USA, Inc.provides mechanical and electrical installation, renovation, maintenance, repair, and replacement services for the mechanical and electrical services industry in the United States.It engages in the design, engineering, integration, installation, and start-up of mechanical, electrical, and plumbing (MEP) systems; and renovation, expansion, maintenance, monitoring, repair, and replacement of existing buildings.


The company offers its services for heating, ventilation, and air conditioning (HVAC) systems, as well as plumbing, piping and controls, off-site construction, electrical, monitoring, and fire protection.It serves building owners and developers, general contractors, architects, consulting engineers, and property managers in the commercial, industrial, and institutional MEP markets.Comfort Systems USA, Inc.


was founded in 1917 and is headquartered in Houston, Texas.

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1.b. Last Insights on FIX

Comfort Systems USA, Inc.'s recent performance was driven by strong Q4 2025 earnings, with adjusted earnings and revenues surpassing estimates and increasing year-over-year. A record $9.4 billion backlog, up from the previous year, and robust demand in technology and manufacturing segments underpin growth visibility. Recent acquisitions have contributed to the company's growth, with revenue up 42% to $2.6 billion in Q4 2025. Institutional investors, including Chase Investment Counsel Corp, have shown confidence in the company, with several hedge funds recently buying shares.

1.c. Company Highlights

2. Comfort Systems USA, Inc. Delivers Record Earnings and Backlog

Comfort Systems USA, Inc. reported record earnings and backlog for the fourth quarter and full year 2025, with quarterly gross margin exceeding 25% for the first time in its history. Same-store revenue growth was 35% in Q4, driven by strong demand in the industrial sector, including technology, which accounted for 67% of the company's revenue. Earnings per share (EPS) for Q4 were $9.37, significantly beating estimates of $6.75, and $28.88 for the full year, up 98% from 2024. The company's backlog reached a record $12 billion, with a significant increase in technology sector bookings, particularly in data center work.

Publication Date: Feb -22

📋 Highlights
  • Record Backlog and Revenue Growth:: Achieved $12 billion backlog with 67% revenue from the industrial sector, driven by data centers, and 35% same-store revenue growth in Q4.
  • Historic Earnings Surge:: Q4 EPS of $9.37 (+129 YoY) and full-year EPS of $28.88 (+98 YoY), with gross margin exceeding 25% for the first time.
  • Modular Capacity Expansion:: Modular capacity to grow from 3M to 4M sq ft by 2026 to meet demand from top customers, currently contributing 18% of business.
  • Strong Cash Flow and Shareholder Returns:: $1.2 billion operating cash flow in 2025, $200 million returned via buybacks (440K shares repurchased), and a near-50% dividend increase.
  • Disciplined Growth and Outlook:: 2026 guidance supported by $12B backlog, 16% EBITDA margin, and CapEx of 1.7% of revenues, with focus on labor management and strategic M&A readiness.

Operational Highlights

The company's operating cash flow for 2025 was $1.2 billion, and its EBITDA margin was 16%. Comfort Systems invested in share repurchases, returning over $200 million to shareholders by purchasing over 440,000 shares. The company's modular capacity is expected to increase from 3 million square feet to approximately 4 million square feet by the end of 2026, driven by demand from its largest customers.

Outlook and Growth Prospects

Comfort Systems expects continued strong performance in 2026, driven by its unprecedented backlog and strong project pipelines. Management expressed confidence in its prospects, citing its best-in-class workforce and execution capabilities. The company's growth is partly due to the increasing density of data centers, leading to more complex projects and better project economics. Analysts estimate next year's revenue growth at 12.4%, indicating a strong outlook for the company.

Valuation Metrics

With a P/E Ratio of 50.42 and an EV/EBITDA of 39.74, the market appears to have priced in significant growth expectations. The company's ROIC of 34.04% and ROE of 48.52% indicate strong profitability. The current valuation metrics suggest that the market has high expectations for Comfort Systems' future performance, and the company will need to continue delivering strong results to justify its current valuation.

Strategic Initiatives

Comfort Systems remains disciplined in taking on jobs, with a detailed process to assess labor projections and availability. The company is also focused on increasing its modular capacity to meet growing demand, particularly from its largest customers. With a strong M&A pipeline, the company is well-positioned to continue its growth trajectory, although it is being cautious in its acquisition strategy, prioritizing building for a multi-decade period.

3. NewsRoom

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Why Smart Money Is Piling Into This AI Infrastructure Stock

Mar -02

Source: fool.com

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5 Momentum Stocks to Buy for March After a Volatile February

Mar -02

Source: zacks.com

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Comfort Systems USA, Inc. $FIX Shares Bought by Citigroup Inc.

Mar -01

Source: defenseworld.net

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Banco Santander S.A. Buys New Stake in Comfort Systems USA, Inc. $FIX

Feb -28

Source: defenseworld.net

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William Sandbrook Sells 2,500 Shares of Comfort Systems USA (NYSE:FIX) Stock

Feb -28

Source: defenseworld.net

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Brian Lane Sells 9,365 Shares of Comfort Systems USA (NYSE:FIX) Stock

Feb -28

Source: defenseworld.net

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Meet the Monster Stock That Continues to Crush the Market

Feb -27

Source: fool.com

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Forget Tech Stocks: The Construction Stock Building Tomorrow's Data Centers

Feb -27

Source: fool.com

4. Business Breakdown

4.a. Revenues by Country

4.b. Revenues by Segment

5. Expected revenues mid-term growth (8.38%)

6. Segments

Mechanical Services

Expected Growth: 8.5%

Comfort Systems USA, Inc.'s Mechanical Services segment growth of 8.5% is driven by increasing demand for HVAC and plumbing services in commercial and industrial markets, fueled by government incentives for energy-efficient upgrades, rising construction activities, and growing need for maintenance and repair services.

Electrical Services

Expected Growth: 8.0%

Comfort Systems USA, Inc.'s Electrical Services segment growth of 8.0% is driven by increasing demand for energy-efficient solutions, rising commercial and industrial construction activities, and growing need for electrical infrastructure upgrades. Additionally, the company's strategic acquisitions and expansion into new markets have contributed to the segment's growth.

7. Detailed Products

HVAC Systems

Design, installation, and maintenance of heating, ventilation, and air conditioning systems for commercial and industrial buildings.

Building Automation Systems

Design, installation, and integration of building automation systems to control and monitor various building systems, including HVAC, lighting, and security.

Electrical Systems

Design, installation, and maintenance of electrical systems, including power distribution, lighting, and control systems.

Plumbing Systems

Design, installation, and maintenance of plumbing systems, including water and gas piping, fixtures, and appliances.

Fire Protection Systems

Design, installation, and maintenance of fire suppression and alarm systems to protect people and property from fire hazards.

Energy Efficiency Solutions

Design and implementation of energy-efficient solutions, including energy audits, retro-commissioning, and energy management systems.

8. Comfort Systems USA, Inc.'s Porter Forces

Forces Ranking

Threat Of Substitutes

The threat of substitutes for Comfort Systems USA, Inc. is medium due to the availability of alternative HVAC solutions from competitors.

Bargaining Power Of Customers

The bargaining power of customers is low due to the specialized nature of Comfort Systems USA, Inc.'s services, making it difficult for customers to negotiate prices.

Bargaining Power Of Suppliers

The bargaining power of suppliers is medium due to the presence of multiple suppliers in the market, but Comfort Systems USA, Inc.'s large scale of operations gives it some negotiating power.

Threat Of New Entrants

The threat of new entrants is low due to the high barriers to entry in the HVAC industry, including the need for specialized equipment and trained technicians.

Intensity Of Rivalry

The intensity of rivalry is high due to the presence of several established players in the HVAC industry, leading to intense competition for market share.

9. SWOT Analysis

Strength

Weaknesses

Opportunities

Threats

10. Capital Structure

10.a. Balance Sheet

10.b. Weighted Average Cost of capital

Value
Debt Weight 5.10%
Debt Cost 4.81%
Equity Weight 94.90%
Equity Cost 9.94%
WACC 9.68%
Leverage 5.37%

11. Quality Control: Comfort Systems USA, Inc. passed 8 out of 9 key points

12.a Historical Valuation

12.b Price/Earnings Ratio

12.c Margin Valuation

12.d Peers Valuation

Peers Group Analysis

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EMCOR

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Growth: 9.1

Quality: 6.8

Yield: 0.0

Momentum: 8.0

Volatility: 5.3

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Comfort Systems USA

A-Score: 5.2/10

Value: 1.4

Growth: 9.8

Quality: 7.2

Yield: 0.0

Momentum: 9.5

Volatility: 3.3

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Value: 2.3

Growth: 8.7

Quality: 7.3

Yield: 0.0

Momentum: 9.5

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IES Holdings

A-Score: 5.0/10

Value: 2.4

Growth: 9.4

Quality: 7.1

Yield: 0.0

Momentum: 8.5

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A-Score: 4.7/10

Value: 3.1

Growth: 7.3

Quality: 6.0

Yield: 1.0

Momentum: 4.0

Volatility: 7.0

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Peers Metrics

12.e Scoring Insights

12.f DCF BETA

Parameters

Short Term Growth

Short term Time

Long-Term Growth

WACC

Target Price

1438.24$

Current Price

1438.24$

Potential

-0.00%

Expected Cash-Flows