IES vs Quanta Services: revenue, profit, margins and growth compared
IES brought in $3.4B of revenue in fiscal 2024, Quanta Services $28.5B in fiscal 2025. Revenue changed by +16.9% at IES and +20.3% at Quanta Services on the year before, so Quanta Services grew faster. IES kept 9.1% of its revenue as net profit, Quanta Services 3.6%. Free cash flow was $218.8M at IES and $1.6B at Quanta Services.
Fiscal years as each company reports them; the two may end in different months.
Questions about IES and Quanta Services
Which is bigger by revenue, IES or Quanta Services?
Quanta Services is bigger by revenue: $28.5B in fiscal 2025, against $3.4B for IES in fiscal 2024.
Which keeps more of its revenue as profit, IES or Quanta Services?
IES had a net margin of 9.1% in fiscal 2024; Quanta Services had 3.6% in fiscal 2025.
Which grew revenue faster, IES or Quanta Services?
In their latest fiscal years revenue changed by +16.9% at IES and +20.3% at Quanta Services.
Where do these numbers come from?
From the annual reports each company files with the SEC (10-K, or 20-F and 40-F for foreign companies), read from their XBRL data. Margins and growth are simple arithmetic on those figures. Nothing here is a recommendation.