Comfort Systems USA IncAI data center build-out drives demand for HVAC construction services, with revenue up 57% and backlog of $12.4B.
Comfort Systems USA and Vertiv Holdings have each more than doubled in the past year, driven by the artificial intelligence data center build-out. Comfort Systems, a mechanical and HVAC construction firm, reported first-quarter 2026 revenue of about $2.9 billion, up 57% year over year, with net income rising 119% to roughly $370 million and a backlog of $12.4 billion. Vertiv, a provider of power and cooling equipment for data centers, posted a 30% revenue increase to about $2.65 billion and a 137% jump in net income to around $390 million. Comfort Systems trades at a price-to-earnings ratio of about 49, compared to Vertiv's multiple of about 73, and both stocks carry strong buy consensus ratings with price targets implying roughly 45% to 50% upside.
Comfort Systems USA IncAI data center build-out drives demand for HVAC construction services, with revenue up 57% and backlog of $12.4B.
Vertiv Holdings CoAI data center build-out drives demand for power and cooling equipment, with revenue up 30% and net income up 137%.