SEGMENT REPORTING (Tables)

9 Months Ended

Sep. 30, 2024

Schedule of Reconciliation of Third Party Revenues to Direct Revenues

The following tables reconcile third-party revenues to direct revenues for the three and nine months ended September 30, 2024 and 2023 (in thousands):


	Three Months Ended				Three Months Ended
	September 30, 2024				September 30, 2023
	Third-Party Revenues		Intersegment Revenues (Expenses), net		Direct Revenues		Third-Party Revenues		Intersegment Revenues (Expenses), net		Direct Revenues
Environmental Services	$	1,287,650	$	9,537	$	1,297,187	$	1,135,279	$	11,084	$	1,146,363
Safety-Kleen Sustainability Solutions	241,676		(9,537)		232,139		230,305		(11,084)		219,221
Corporate Items	96		—		96		112		—		112
Total	$	1,529,422	$	—	$	1,529,422	$	1,365,696	$	—	$	1,365,696


	Nine Months Ended				Nine Months Ended
	September 30, 2024				September 30, 2023
	Third-Party Revenues		Intersegment Revenues (Expenses), net		Direct Revenues		Third-Party Revenues		Intersegment Revenues (Expenses), net		Direct Revenues
Environmental Services	$	3,746,227	$	32,853	$	3,779,080	$	3,357,743	$	31,397	$	3,389,140
Safety-Kleen Sustainability Solutions	712,312		(32,853)		679,459		712,905		(31,397)		681,508
Corporate Items	297		—		297		335		—		335
Total	$	4,458,836	$	—	$	4,458,836	$	4,070,983	$	—	$	4,070,983

Schedule of Reconciliation to Consolidated Statements of Income to Adjusted EBITDA

The following table presents Adjusted EBITDA information used by management by reported segment (in thousands):


	Three Months Ended				Nine Months Ended
	September 30,				September 30,
	2024		2023		2024		2023
Adjusted EBITDA:
Environmental Services	$	332,502	$	288,982	$	956,892	$	822,949
Safety-Kleen Sustainability Solutions	41,226		31,146		122,402		126,024
Corporate Items	(71,914)		(65,111)		(219,569)		(191,312)
Total	301,814		255,017		859,725		757,661
Reconciliation to Consolidated Statements of Operations:
Accretion of environmental liabilities	3,618		3,388		10,139		10,281
Stock-based compensation	5,837		4,291		20,690		14,809
Depreciation and amortization	100,063		92,970		295,632		267,425
Income from operations	192,296		154,368		533,264		465,146
Other expense (income), net	1,123		(334)		2,431		833

Loss on early extinguishment of debt	—		—		—		2,362
Interest expense, net of interest income	35,779		29,696		100,767		80,400
Income before provision for income taxes	$	155,394	$	125,006	$	430,066	$	381,551