Banc of California (BANC) Form 3 Initial statement of insider ownership

EXHIBIT 99.1

SIGNATURES OF REPORTING PERSONS

After reasonable inquiry and to the best of our knowledge and belief, the undersigned certify that the information set forth in this Form 3 is true, complete and correct.

December 8, 2023

WP CLIPPER GG 14 L.P.
By:	/s/ Harsha Marti
	Name: Harsha Marti
	Title: Authorised Signatory
WP CLIPPER FS II L.P.
By:	/s/ Harsha Marti
	Name: Harsha Marti
	Title: Authorised Signatory
WARBURG PINCUS (CALLISTO) GLOBAL GROWTH 14 (CAYMAN), L.P.
By:	Warburg Pincus (Cayman) Global Growth 14 GP, L.P., its general partner
By:	Warburg Pincus (Cayman) Global Growth 14 GP LLC, its general partner
By:	Warburg Pincus Partners II (Cayman), L.P., its managing member
By:	Warburg Pincus (Bermuda) Private Equity GP Ltd., its general partner
By:	/s/ Harsha Marti
	Name: Harsha Marti
	Title: Authorised Signatory
WARBURG PINCUS (EUROPA) GLOBAL GROWTH 14 (CAYMAN), L.P.
By:	Warburg Pincus (Cayman) Global Growth 14 GP, L.P., its general partner
By:	Warburg Pincus (Cayman) Global Growth 14 GP LLC, its general partner
By:	Warburg Pincus Partners II (Cayman), L.P., its managing member
By:	Warburg Pincus (Bermuda) Private Equity GP Ltd., its general partner
By:	/s/ Harsha Marti
	Name: Harsha Marti
	Title: Authorised Signatory

WARBURG PINCUS GLOBAL GROWTH 14-B (CAYMAN), L.P.
By:	Warburg Pincus (Cayman) Global Growth 14 GP, L.P., its general partner
By:	Warburg Pincus (Cayman) Global Growth 14 GP LLC, its general partner
By:	Warburg Pincus Partners II (Cayman), L.P., its managing member
By:	Warburg Pincus (Bermuda) Private Equity GP Ltd., its general partner
By:	/s/ Harsha Marti
	Name: Harsha Marti
	Title: Authorised Signatory
WARBURG PINCUS GLOBAL GROWTH 14-E (CAYMAN), L.P.
By:	Warburg Pincus (Cayman) Global Growth 14 GP, L.P., its general partner
By:	Warburg Pincus (Cayman) Global Growth 14 GP LLC, its general partner
By:	Warburg Pincus Partners II (Cayman), L.P., its managing member
By:	Warburg Pincus (Bermuda) Private Equity GP Ltd., its general partner
By:	/s/ Harsha Marti
	Name: Harsha Marti
	Title: Authorised Signatory
WARBURG PINCUS GLOBAL GROWTH 14 PARTNERS (CAYMAN), L.P.
By:	Warburg Pincus (Cayman) Global Growth 14 GP, L.P., its general partner
By:	Warburg Pincus (Cayman) Global Growth 14 GP LLC, its general partner
By:	Warburg Pincus Partners II (Cayman), L.P., its managing member
By:	Warburg Pincus (Bermuda) Private Equity GP Ltd., its general partner
By:	/s/ Harsha Marti
	Name: Harsha Marti
	Title: Authorised Signatory

WP GLOBAL GROWTH 14 PARTNERS (CAYMAN), L.P.
By:	Warburg Pincus (Cayman) Global Growth 14 GP, L.P., its general partner
By:	Warburg Pincus (Cayman) Global Growth 14 GP LLC, its general partner
By:	Warburg Pincus Partners II (Cayman), L.P., its managing member
By:	Warburg Pincus (Bermuda) Private Equity GP Ltd., its general partner
By:	/s/ Harsha Marti
	Name: Harsha Marti
	Title: Authorised Signatory
WARBURG PINCUS FINANCIAL SECTOR II (CAYMAN), L.P.
By:	Warburg Pincus (Cayman) Financial Sector II GP, L.P., its general partner
By:	Warburg Pincus (Cayman) Financial Sector II GP LLC, its general partner
By:	Warburg Pincus Partners II (Cayman), L.P., its managing member
By:	Warburg Pincus (Bermuda) Private Equity GP Ltd., its general partner
By:	/s/ Harsha Marti
	Name: Harsha Marti
	Title: Authorised Signatory
WARBURG PINCUS FINANCIAL SECTOR II-E (CAYMAN), L.P.
By:	Warburg Pincus (Cayman) Financial Sector II GP, L.P., its general partner
By:	Warburg Pincus (Cayman) Financial Sector II GP LLC, its general partner
By:	Warburg Pincus Partners II (Cayman), L.P., its managing member
By:	Warburg Pincus (Bermuda) Private Equity GP Ltd., its general partner
By:	/s/ Harsha Marti
	Name: Harsha Marti
	Title: Authorised Signatory
WARBURG PINCUS FINANCIAL SECTOR II PARTNERS (CAYMAN), L.P.
By:	Warburg Pincus (Cayman) Financial Sector II GP, L.P., its general partner
By:	Warburg Pincus (Cayman) Financial Sector II GP LLC, its general partner
By:	Warburg Pincus Partners II (Cayman), L.P., its managing member
By:	Warburg Pincus (Bermuda) Private Equity GP Ltd., its general partner
By:	/s/ Harsha Marti
	Name: Harsha Marti
	Title: Authorised Signatory

WARBURG PINCUS (CAYMAN) GLOBAL GROWTH 14 GP, L.P.
By:	Warburg Pincus (Cayman) Global Growth 14 GP LLC, its general partner
By:	Warburg Pincus Partners II (Cayman), L.P., its managing member
By:	Warburg Pincus (Bermuda) Private Equity GP Ltd., its general partner
By:	/s/ Harsha Marti
	Name: Harsha Marti
	Title: Authorised Signatory
WARBURG PINCUS (CAYMAN) GLOBAL GROWTH 14 GP LLC
By:	Warburg Pincus Partners II (Cayman), L.P., its managing member
By:	Warburg Pincus (Bermuda) Private Equity GP Ltd., its general partner
By:	/s/ Harsha Marti
	Name: Harsha Marti
	Title: Authorised Signatory
WARBURG PINCUS (CAYMAN) FINANCIAL SECTOR II GP, L.P.
By:	Warburg Pincus (Cayman) Financial Sector II GP LLC, its general partner
By:	Warburg Pincus Partners II (Cayman), L.P., its managing member
By:	Warburg Pincus (Bermuda) Private Equity GP Ltd., its general partner
By:	/s/ Harsha Marti
	Name: Harsha Marti
	Title: Authorised Signatory
WARBURG PINCUS (CAYMAN) FINANCIAL SECTOR II GP LLC
By:	Warburg Pincus Partners II (Cayman), L.P., its managing member
By:	Warburg Pincus (Bermuda) Private Equity GP Ltd., its general partner
By:	/s/ Harsha Marti
	Name: Harsha Marti
	Title: Authorised Signatory

WARBURG PINCUS PARTNERS II (CAYMAN), L.P.
By:	Warburg Pincus (Bermuda) Private Equity GP Ltd., its general partner
By:	/s/ Harsha Marti
	Name: Harsha Marti
	Title: Authorised Signatory
WARBURG PINCUS (BERMUDA) PRIVATE EQUITY GP LTD.
By:	/s/ Harsha Marti
	Name: Harsha Marti
	Title: Authorised Signatory
WARBURG PINCUS LLC
By:	/s/ Harsha Marti
	Name: Harsha Marti
	Title: General Counsel, Managing Director