Ecovyst, Inc. Annual report pursuant to Section 13 and 15(d)

Property, Plant and Equipment

12 Months Ended

Dec. 31, 2023

11. Property, Plant and Equipment:

A summary of property, plant and equipment, at cost, and related accumulated depreciation is as follows:


	December 31,
	2023		2022
Land	$	96,833	$	96,659
Buildings and improvements	84,860		82,061
Machinery and equipment	820,509		751,145
Construction in progress	42,000		56,448
	1,044,202		986,313
Less: accumulated depreciation	(467,298)		(401,424)
	$	576,904	$	584,889

Depreciation expense was $70,551, $65,121 and $65,955 for the years ended December 31, 2023, 2022 and 2021, respectively.