Exhibit 21.1

Subsidiaries of the Registrant

Entity	Jurisdiction
Subsidiaries of LifeStance TopCo, LP
LifeStance Ultimate Holdings, Inc.	Delaware
Subsidiaries of LifeStance Ultimate Holdings, Inc.
Lynnwood Intermediate Holdings, Inc.	Delaware
Subsidiaries of Lynnwood Intermediate Holdings, Inc.
LifeStance Health Holdings, Inc.	Delaware
Subsidiaries of LifeStance Health Holdings, Inc.
LifeStance Health, Inc.	Delaware
Subsidiaries of LifeStance Health, Inc.
Balance Women’s Health, Inc.	Oklahoma
Portrait Health Acceptance Corporation	Illinois
Portrait Health Centers, Inc.	Illinois
Portrait Health Properties, Inc.	Illinois
Portrait Health Development Corporation	Illinois
Portrait Health, Inc.	Illinois
LifeStance Health – Nevada, LLC	Nevada
LifeStance Health – Wisconsin, LLC	Wisconsin
Advent Medical Group, LLC	Missouri
LifeStance Health – Arizona, LLC	Arizona
OBHC Management Company Inc.	Washington
Orlando Behavioral Healthcare Corporation	Florida
LifeStance Health – Colorado, LLC	Colorado
Delaware County Professional Services, Inc.	Pennsylvania
LifeStance Health – Michigan, LLC	Michigan
Carmel Psych Management Services, LLC	New York
Behavioral Health Solutions, LLC	Missouri
Commonwealth Counseling Associates, Inc.	Virginia
Advent Professionals, LLC	Missouri
Orlando Behavioral Administrators Corporation	Florida
Alternative Behavioral Care, LLC	Missouri
Behavioral Health Practice Services, LLC	Delaware
Psychological & Behavioral Consultants, LLC	Ohio
Behavioral Health Management Solutions, Inc.	New Hampshire
Personal Recovery Network, LLC	Georgia
Anxiety and Stress Management LLC	Georgia
The Counseling Center of Nashua, Inc.	New Hampshire
LHM MASS, Inc.	Delaware
Subsidiaries of LHM MASS, Inc.
LifeStance Health Management Massachusetts, LLC	Delaware