Key Takeaways FIX posted strong 2025 gains as mechanical revenues rose 19% and electrical revenues jumped 47.9%.Comfort Systems reported a record $9.38B backlog by Sept. 30, 2025, with same-store backlog up 62%.Technology-sector demand drove bookings across traditional and modular work, reinforcing FIX's visibility.Comfort Systems USA, Inc. (FIX) is entering 2026 with a growing focus on whether its strength in mechanical and electrical operations can continue to support earnings stability. The company is op ...