Largest companies by operating income

Companies ranked by operating income, in USD

Company	Op. income (TTM)	Sector	Industry	Country	Exchange
1DHIHORTON D R INC /DE/	$3.81B	Industrials	Engineering & Construction	United States	NYSE
2PWRQUANTA SERVICES, INC.	$2.04B	Industrials	Engineering & Construction	United States	NYSE
3EMEEMCOR Group, Inc.	$1.93B	Industrials	Engineering & Construction	United States	NYSE
4FIXCOMFORT SYSTEMS USA INC	$1.85B	Industrials	Engineering & Construction	United States	NYSE
5TOLToll Brothers, Inc.	$1.49B	Industrials	Engineering & Construction	United States	NYSE

U.S.-exchange common stocks; ADRs and funds excluded. 5 companies. Reported USD values. TTM means trailing twelve months; companies without a comparable value are excluded.