Aaon vs Tecogen: revenue, profit, margins and growth compared
Aaon brought in $1.4B of revenue in fiscal 2025, Tecogen $27.1M in fiscal 2025. Revenue changed by +20.1% at Aaon and +19.7% at Tecogen on the year before, so Aaon grew faster. Aaon kept 7.5% of its revenue as net profit, Tecogen -30.5%.
Fiscal years as each company reports them; the two may end in different months.
Questions about Aaon and Tecogen
Which is bigger by revenue, Aaon or Tecogen?
Aaon is bigger by revenue: $1.4B in fiscal 2025, against $27.1M for Tecogen in fiscal 2025.
Which keeps more of its revenue as profit, Aaon or Tecogen?
Aaon had a net margin of 7.5% in fiscal 2025; Tecogen had -30.5% in fiscal 2025.
Which grew revenue faster, Aaon or Tecogen?
In their latest fiscal years revenue changed by +20.1% at Aaon and +19.7% at Tecogen.
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.