The following tables present the Company’s third-party revenue disaggregated by source of revenue and geography (in thousands):


	Three Months Ended June 30, 2025
	Environmental Services		Safety-Kleen Sustainability Solutions		Corporate		Total
Primary Geographical Markets
United States	$	1,208,770	$	194,110	$	89	$	1,402,969
Canada	121,289		25,596		—		146,885
Total third-party revenues	$	1,330,059	$	219,706	$	89	$	1,549,854

Sources of Revenue
Technical Services	$	463,421	$	—	$	—	$	463,421
Industrial Services and Other	361,580		—		89		361,669
Field and Emergency Response Services	242,791		—		—		242,791
Safety-Kleen Environmental Services	262,267		72,463		—		334,730
Safety-Kleen Oil	—		147,243		—		147,243
Total third-party revenues	$	1,330,059	$	219,706	$	89	$	1,549,854


	Three Months Ended June 30, 2024
	Environmental Services		Safety-Kleen Sustainability Solutions		Corporate		Total
Primary Geographical Markets
United States	$	1,175,328	$	232,789	$	99	$	1,408,216
Canada	121,970		22,533		—		144,503
Total third-party revenues	$	1,297,298	$	255,322	$	99	$	1,552,719

Sources of Revenue
Technical Services	$	443,668	$	—	$	—	$	443,668
Industrial Services and Other	359,471		—		99		359,570
Field and Emergency Response Services	252,893		—		—		252,893
Safety-Kleen Environmental Services	241,266		58,421		—		299,687
Safety-Kleen Oil	—		196,901		—		196,901
Total third-party revenues	$	1,297,298	$	255,322	$	99	$	1,552,719


	Six Months Ended June 30, 2025
	Environmental Services		Safety-Kleen Sustainability Solutions		Corporate		Total
Primary Geographical Markets
United States	$	2,325,037	$	394,129	$	186	$	2,719,352
Canada	212,060		50,392		—		262,452
Total third-party revenues	$	2,537,097	$	444,521	$	186	$	2,981,804

Sources of Revenue
Technical Services	$	889,626	$	—	$	—	$	889,626
Industrial Services and Other	683,938		—		186		684,124
Field and Emergency Response Services	458,493		—		—		458,493
Safety-Kleen Environmental Services	505,040		137,364		—		642,404
Safety-Kleen Oil	—		307,157		—		307,157
Total third-party revenues	$	2,537,097	$	444,521	$	186	$	2,981,804


	Six Months Ended June 30, 2024
	Environmental Services		Safety-Kleen Sustainability Solutions		Corporate		Total
Primary Geographical Markets
United States	$	2,228,786	$	426,701	$	201	$	2,655,688
Canada	229,791		43,935		—		273,726
Total third-party revenues	$	2,458,577	$	470,636	$	201	$	2,929,414

Sources of Revenue
Technical Services	$	851,159	$	—	$	—	$	851,159
Industrial Services and Other	718,868		—		201		719,069
Field and Emergency Response Services	416,362		—		—		416,362
Safety-Kleen Environmental Services	472,188		111,442		—		583,630
Safety-Kleen Oil	—		359,194		—		359,194
Total third-party revenues	$	2,458,577	$	470,636	$	201	$	2,929,414