Comfort Systems USA, Inc. (NYSE: FIX) has announced remarkable financial results for the third quarter of 2025, showcasing substantial growth in both revenue and net income. The company reported net income of $291.6 million, or $8.25 per diluted share, compared to $146.2 million, or $4.09 per diluted share for the same quarter in 2024. This marks a significant year-over-year increase, demonstrating the company's robust operational performance.

1. Revenue Growth

For the quarter ending September 30, 2025, Comfort Systems USA achieved revenue of $2.45 billion, a notable increase from $1.81 billion in the third quarter of 2024. This growth can be attributed to ongoing demand for the company's services and the successful execution of various projects across the nation.

Strong Cash Flow Performance

The company reported operating cash flow of $553.3 million for the quarter, a substantial rise from $302.2 million in the previous year. This impressive cash flow reflects Comfort Systems' ability to generate cash from its operations, providing further strength to its financial position.

2. Backlog Expansion

As of September 30, 2025, Comfort Systems USA's backlog increased to $9.38 billion, up from $8.12 billion as of June 30, 2025, and significantly higher than the $5.68 billion reported a year earlier. On a same-store basis, backlog increased from $5.68 billion to $9.20 billion year-over-year, signifying a strong demand for the company's services.

Brian Lane, President and CEO of Comfort Systems USA, expressed optimism about this growth, stating, "Unprecedented demand for our services drove additional backlog growth. For the first time, our backlog is over $9 billion, and it is now $3.4 billion higher than when the year began." This positions the company favorably for future revenue generation.

Strategic Acquisitions

On October 1, 2025, Comfort Systems USA completed the acquisition of two electrical companies, Feyen Zylstra and Meisner Electric, which are expected to contribute over $200 million in incremental annual revenue and $15 to $20 million in incremental annual EBITDA. These acquisitions are anticipated to enhance the company's capabilities, particularly in industrial, healthcare, and institutional markets.

3. Year-to-Date Performance

For the nine months ending September 30, 2025, Comfort Systems USA reported net income of $691.8 million, or $19.52 per diluted share, compared to $376.6 million, or $10.52 per diluted share in the same period of 2024. Revenue for this nine-month period was $6.46 billion, significantly up from $5.16 billion in 2024. Operating cash flow for the nine months was $717.8 million, compared to $638.6 million in the previous year.

4. Future Outlook

The strong financial results and substantial backlog growth have positioned Comfort Systems USA favorably for the fourth quarter and beyond. Lane concluded, "As more great new partners join our team, and in light of our strong backlog and robust pipelines, we are optimistic about our prospects for the fourth quarter and for 2026."

With a solid financial foundation, strategic acquisitions, and a growing backlog, Comfort Systems USA is poised for continued growth and success in the coming years.

Upcoming Conference Call

The company will host a webcast and conference call to discuss its financial results and future outlook on October 24, 2025, at 10:00 a.m. Central Time. Investors and interested parties are encouraged to participate to gain further insights into Comfort Systems USA's performance and strategic direction.

Original press release