Environmental Operations, Inc.

Form 5500

ENVIRONMENTAL OPERATIONS, INC.

7733 Forsyth Blvd. Suite 1600, Clayton, Mo 63105 (314) 241-0900 EIN:43-1419813 Plan Admin:John Brandmill

Year	Plan Name	Participants BOY/EOY	Assets BOY/EOY
2023	Plan NameENVIRONMENTAL OPERATIONS, INC. 401(K) PLAN Plan #001 Participants BOY/EOY48 / 59 Assets BOY/EOY$3,161,610 / $3,896,735	2023	ENVIRONMENTAL OPERATIONS, INC. 401(K) PLAN - Plan #001	48 / 59	$3,161,610 / $3,896,735
2022	Plan NameENVIRONMENTAL OPERATIONS, INC. 401(K) PLAN Plan #001 Participants BOY/EOY112 / 34 Assets BOY/EOY$4,161,861 / $3,161,610	2022	ENVIRONMENTAL OPERATIONS, INC. 401(K) PLAN - Plan #001	112 / 34	$4,161,861 / $3,161,610
2021	Plan NameENVIRONMENTAL OPERATIONS, INC. 401(K) PLAN Plan #001 Participants BOY/EOY93 / 112 Assets BOY/EOY$3,556,399 / $4,161,861	2021	ENVIRONMENTAL OPERATIONS, INC. 401(K) PLAN - Plan #001	93 / 112	$3,556,399 / $4,161,861
2020	Plan NameENVIRONMENTAL OPERATIONS, INC. 401(K) PLAN Plan #001 Participants BOY/EOY74 / 91 Assets BOY/EOY$3,170,046 / $3,556,399	2020	ENVIRONMENTAL OPERATIONS, INC. 401(K) PLAN - Plan #001	74 / 91	$3,170,046 / $3,556,399
2019	Plan NameENVIRONMENTAL OPERATIONS, INC. 401(K) PLAN Plan #001 Participants BOY/EOY50 / 51 Assets BOY/EOY$2,470,930 / $3,170,046	2019	ENVIRONMENTAL OPERATIONS, INC. 401(K) PLAN - Plan #001	50 / 51	$2,470,930 / $3,170,046