National Mechanical Services, Inc.

Form 5500

NATIONAL MECHANICAL SERVICES, INC.

10 Draper ST UNIT 21, Woburn, Ma 01801 (781) 995-2343 EIN:04-2960618 Plan Admin:Diana Brown

Year	Plan Name	Participants BOY/EOY	Assets BOY/EOY
2023	Plan NameNATIONAL MECHANICAL SERVICES, INC. 401(K) PLAN Plan #002 Participants BOY/EOY13 / 13 Assets BOY/EOY$524,548 / $653,725	2023	NATIONAL MECHANICAL SERVICES, INC. 401(K) PLAN - Plan #002	13 / 13	$524,548 / $653,725
2022	Plan NameNATIONAL MECHANICAL SERVICES, INC. 401(K) PLAN Plan #002 Participants BOY/EOY12 / 13 Assets BOY/EOY$602,799 / $524,548	2022	NATIONAL MECHANICAL SERVICES, INC. 401(K) PLAN - Plan #002	12 / 13	$602,799 / $524,548
2021	Plan NameNATIONAL MECHANICAL SERVICES, INC. 401(K) PLAN Plan #002 Participants BOY/EOY11 / 12 Assets BOY/EOY$490,958 / $602,799	2021	NATIONAL MECHANICAL SERVICES, INC. 401(K) PLAN - Plan #002	11 / 12	$490,958 / $602,799
2020	Plan NameNATIONAL MECHANICAL SERVICES, INC. 401(K) PLAN Plan #002 Participants BOY/EOY12 / 11 Assets BOY/EOY$412,285 / $490,958	2020	NATIONAL MECHANICAL SERVICES, INC. 401(K) PLAN - Plan #002	12 / 11	$412,285 / $490,958
2019	Plan NameNATIONAL MECHANICAL SERVICES, INC. 401(K) PLAN Plan #002 Participants BOY/EOY12 / 12 Assets BOY/EOY$313,133 / $412,285	2019	NATIONAL MECHANICAL SERVICES, INC. 401(K) PLAN - Plan #002	12 / 12	$313,133 / $412,285