<SEC-DOCUMENT>0001104659-25-033779-index.html : 20250410
<SEC-HEADER>0001104659-25-033779.hdr.sgml : 20250410
<ACCEPTANCE-DATETIME>20250410163015
ACCESSION NUMBER:		0001104659-25-033779
CONFORMED SUBMISSION TYPE:	4
PUBLIC DOCUMENT COUNT:		1
CONFORMED PERIOD OF REPORT:	20250409
FILED AS OF DATE:		20250410
DATE AS OF CHANGE:		20250410

REPORTING-OWNER:	

	OWNER DATA:	
		COMPANY CONFORMED NAME:			Fagnan Jeff
		CENTRAL INDEX KEY:			0001452366
		ORGANIZATION NAME:           	

	FILING VALUES:
		FORM TYPE:		4
		SEC ACT:		1934 Act
		SEC FILE NUMBER:	001-41806
		FILM NUMBER:		25828771

	MAIL ADDRESS:	
		STREET 1:		56 WAREHAM STREET, FLOOR 3
		CITY:			BOSTON
		STATE:			MA
		ZIP:			02118

ISSUER:		

	COMPANY DATA:	
		COMPANY CONFORMED NAME:			Klaviyo, Inc.
		CENTRAL INDEX KEY:			0001835830
		STANDARD INDUSTRIAL CLASSIFICATION:	SERVICES-PREPACKAGED SOFTWARE [7372]
		ORGANIZATION NAME:           	06 Technology
		EIN:				000000000
		STATE OF INCORPORATION:			DE
		FISCAL YEAR END:			1231

	BUSINESS ADDRESS:	
		STREET 1:		125 SUMMER STREET, FLOOR 6
		CITY:			BOSTON
		STATE:			MA
		ZIP:			02110
		BUSINESS PHONE:		800-338-1744

	MAIL ADDRESS:	
		STREET 1:		125 SUMMER STREET, FLOOR 6
		CITY:			BOSTON
		STATE:			MA
		ZIP:			02110
</SEC-HEADER>
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<TYPE>4
<SEQUENCE>1
<FILENAME>tm2512058-1_4seq1.xml
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Document 1 - file: tm2512058-1_4seq1.html

Document 1 - RAW XML: tm2512058-1_4seq1.xml

</DOCUMENT>
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