LifeStance Health (LFST) SC 13G LifeStance Health / Silversmith Partners I GP ownership change

Exhibit A

AGREEMENT REGARDING THE JOINT FILING OF

SCHEDULE 13G

The undersigned hereby agree as follows:

(i) Each of them is individually eligible to use the Schedule 13G to which this Exhibit is attached, and such Schedule 13G is filed on behalf of each of them; and

(ii) Each of them is responsible for the timely filing of such Schedule 13G and any amendments thereto, and for the completeness and accuracy of the information concerning such person contained therein; but none of them is responsible for the completeness or accuracy of the information concerning the other persons making the filing, unless such person knows or has reason to believe that such information is inaccurate.

Date: February 14, 2022

Silversmith Partners I GP, LLC
By:	/s/ Jeffrey Crisan
	Name: Jeffrey Crisan Title: Manager

Silversmith Partners I GP, L.P.
By:	/s/ Jeffrey Crisan
	Name: Jeffrey Crisan Title: Manager of Silversmith Partners I GP, LLC, the General Partner of Silversmith Partners I GP, L.P.

By:	/s/ Jeffrey Crisan
	Name: Jeffrey Crisan

Silversmith Capital Partners I-A, LP
By:	/s/ Jeffrey Crisan
	Name: Jeffrey Crisan Title: Manager of Silversmith Partners I GP, LLC, the General Partner of Silversmith Partners I GP, L.P., the General Partner of Silversmith Capital Partners I-A, L.P.

Silversmith Capital Partners I-B, LP

By:	/s/ Jeffrey Crisan
	Name: Jeffrey Crisan Title: Manager of Silversmith Partners I GP, LLC, the General Partner of Silversmith Partners I GP, L.P., the General Partner of Silversmith Capital Partners I-B, L.P.

Silversmith Capital Partners I-C, LP
By:	/s/ Jeffrey Crisan
	Name: Jeffrey Crisan Title: Manager of Silversmith Partners I GP, LLC, the General Partner of Silversmith Partners I GP, L.P., the General Partner of Silversmith Capital Partners I-C, L.P.