1) Strong Financial Performance - First quarter revenue reached $2.9 billion, a 56% YoY increase. - Same-store revenue grew by 51%, contributing an additional $943 million. - Quarterly earnings per share were $10.51, more than double the $4.75 from Q1 2025. - Gross profit was $754 million, with a gross profit margin of 26.3%, up from 22.0% YoY. - Operating income surged 132% to $486 million, with an operating income percentage of 17.0%.

2) Segment Growth and Backlog - Electrical segment revenue increased by 88%, while Mechanical segment revenue rose by 47%. - Record backlog of $12.5 billion, up $5 billion YoY, driven by strong demand in the technology sector. - Advanced technology projects, particularly data centers, accounted for 56% of revenue, with institutional markets comprising 17%.

3) Operational Investments and Acquisitions - Capital expenditures for Q1 were $147 million, expected to be around 5% of revenue for the full year. - A definitive agreement was made to acquire an electrical contractor, anticipated to add $250 million in annualized revenues. - Modular revenue represented 17% of total revenue, with plans to reach 4 million square feet of modular capacity by the end of 2026.

4) Challenges and Market Conditions - Labor remains a significant challenge, with the company actively recruiting to meet demand. - The management noted that while demand is strong, supply constraints limit the ability to take on additional work. - The company expects same-store revenue growth for 2026 to be in the mid- to high 20% range, indicating potential moderation in growth rates as comparables become tougher.

5) Guidance and Future Outlook - The company maintains a positive outlook, with confidence in sustaining high gross profit margins and operational efficiency. - Future growth is supported by a strong project pipeline, with no immediate legislative threats affecting data center projects in key geographies. - The transcript lacks specific details on the anticipated impact of the new electrical contractor acquisition on overall operations.

Bottom line: Comfort Systems USA demonstrated exceptional growth in Q1 2026, driven by strong demand in the technology sector and operational efficiencies. With a robust backlog and strategic investments, the company is well-positioned for continued success, although labor constraints may temper growth rates moving forward.