Attached files

file filename
EX-32.2 - EX-32.2 - ALLEGRO MICROSYSTEMS, INC.algmq4fy21ex322.htm
EX-32.1 - EX-32.1 - ALLEGRO MICROSYSTEMS, INC.algmq4fy21ex321.htm
EX-31.2 - EX-31.2 - ALLEGRO MICROSYSTEMS, INC.algmq4fy21ex312.htm
EX-31.1 - EX-31.1 - ALLEGRO MICROSYSTEMS, INC.algmq4fy21ex311.htm
EX-23.1 - EX-23.1 - ALLEGRO MICROSYSTEMS, INC.algmq4fy21ex231.htm
EX-10.33 - EX-10.33 - ALLEGRO MICROSYSTEMS, INC.algmq4fy21ex1033.htm
EX-10.31 - EX-10.31 - ALLEGRO MICROSYSTEMS, INC.algmq4fy21ex1031.htm
EX-4.4 - EX-4.4 - ALLEGRO MICROSYSTEMS, INC.algmq4fy21ex44.htm
10-K - 10-K - ALLEGRO MICROSYSTEMS, INC.algm-20210326.htm

Exhibit 21.1

Subsidiaries of Allegro MicroSystems, Inc.

NameState of Other Jurisdiction of Incorporation or Organization
Allegro MicroSystems, LLCDelaware
Allegro MicroSystems Argentina, S.A.Argentina
Allegro MicroSystems Argentina S.A. Sucursal UruguayUruguay
Allegro MicroSystems Business Development, Inc.Japan
Allegro MicroSystems Europe LimitedUnited Kingdom
Allegro MicroSystems France SASFrance
Allegro MicroSystems Germany GmbHGermany
Allegro (Shanghai) Micro Electronics Commercial and Trading Co., Ltd.China
Allegro MicroSystems Philippines, Inc.Philippines
Allegro MicroSystems (Thailand) Co., Ltd.Thailand
LadarSystems, LLCDelaware
CrivaSense Technologies SASFrance
Silicon Structures LLCDelaware
Voxtel, LLCDelaware