Data Processing Agreement
Updated December 17, 2025
PARTIES AND BACKGROUND
(A) Customer (“Customer”) has entered into an agreement with Klaviyo, Inc. (“Klaviyo”) (each a “Party” and collectively the “Parties”) under which Klaviyo has agreed to provide the Services in accordance with such agreement (the “Agreement”). This Data Processing Agreement (the “DPA”) is incorporated into and forms part of the Agreement and shall be effective on the effective date of the Agreement, except that for customers that have entered into an Agreement before the DPA updated date above, the DPA shall be effective on the “Updated” date listed above and shall replace any previously agreed data processing and security terms.
(B) To the extent that Klaviyo processes any Customer Personal Data (as defined below) on behalf of the Customer (or, where applicable, the Customer Affiliate) in connection with the provision of the Services, the Parties have agreed that it shall do so on the terms of this DPA.
1. DEFINITIONS
1.1 Capitalized terms used but not defined within this DPA shall have the meaning set forth in the Agreement. The following capitalized terms used in this DPA shall be defined as follows:
“Account Information” means Customer’s information, including Personal Data of Customer and Customer Affiliate’s users, provided for account creation, access, administration, and maintenance, and may include names, usernames, login credentials, phone numbers, email addresses and billing information associated with a Klaviyo account;
“Affiliate” means an entity that, directly or indirectly, owns or controls, is owned or is controlled by, or is under common ownership or control with a Party and is a beneficiary of the Agreement;
“Applicable Data Protection Laws” means all applicable laws, rules, regulations and governmental requirements relating to the privacy, confidentiality, or security of Personal Data, as they may be amended or otherwise updated from time to time;
“Approved Addendum” means the template addendum, version B.1.0 issued by the UK Information Commissioner under S119A(1) Data Protection Act 2018 and laid before the UK Parliament on 2 February 2022, as it may be revised according to Section 18 of the Mandatory Clauses;
“Customer Personal Data” means the Personal Data processed by Klaviyo on behalf of Customer or Customer Affiliate in connection with the provision of the Services, which, however, specifically excludes Personal Data contained in Account Information;
“DPF” or “Data Privacy Framework” means the EU-U.S. Data Privacy Framework, or where applicable, the UK Extension to the EU-U.S. Data Privacy Framework and the Swiss-U.S. Data Privacy Framework;
“EEA” means the European Economic Area;
“Effective Date” means the date that the DPA is effective, as set forth in clause (A) above;
“GDPR” means Regulation (EU) 2016/679 (the “EU GDPR”) or, where applicable, the “UK GDPR” as defined in section 3 of the Data Protection Act 2018;
“Mandatory Clauses” means “Part 2: Mandatory Clauses” of the Approved Addendum;
“Member State” means a member state of the EEA, being a member state of the European Union, Iceland, Norway, or Liechtenstein;
“Personal Data” means any information relating to an identified or identifiable individual or device, or is otherwise “personal data,” “personal information,” “personally identifiable information” and similar terms, and such terms shall have the same meaning as defined by applicable data protection laws;
“Security Incident” means a breach of security leading to the accidental or unlawful destruction, loss, alteration, unauthorized disclosure of, or unauthorized access to, Customer Personal Data;
“Standard Contractual Clauses” or “SCCs” means Module Two (controller to processor) and/or Module Three (processor to processor) of the Standard Contractual Clauses annexed to Commission Implementing Decision (EU) 2021/914;
“Sub-processor” means Klaviyo Affiliates and third-party processors appointed by Klaviyo to process Customer Personal Data;
“UK” means the United Kingdom of Great Britain and Northern Ireland; and
“US Data Protection Laws” means, to the extent applicable, federal and state laws relating to data protection, the Processing of Personal Data, privacy and/or data protection in force from time to time in the United States.
1.2 The terms “controller”, “processor”, “data subject”, “process”, “supervisory authority” “sell”, and “service provider” shall have the same meaning as set out in the Applicable Data Protection Laws.
2. INTERACTION WITH THE AGREEMENT
2.1 This DPA supplements and (in case of contradictions) supersedes the Agreement with respect to any processing of Customer Personal Data.
2.2 With respect to Customer Affiliates, by entering into the Agreement Customer warrants it is duly authorized to enter into this DPA for and on behalf of any such Customer Affiliates and, subject to clause 2.3, each Customer Affiliate shall be bound by the terms of this DPA as if they were the Customer.
2.3 Customer warrants that it is duly mandated by any Customer Affiliates on whose behalf Klaviyo processes Customer Personal Data in accordance with this DPA to (a) enforce the terms of this DPA on behalf of the Customer Affiliates, and to act on behalf of the Customer Affiliates in the administration and conduct of any claims arising in connection with this DPA; and (b) receive and respond to any notices or communications under this DPA on behalf of Customer Affiliates.
2.4 The Parties agree that any notice or communication sent by Klaviyo to Customer shall satisfy any obligation to send such notice or communication to a Customer Affiliate.
3. ROLE OF THE PARTIES
3.1 The Parties acknowledge and agree that:
(a) for the purposes of the GDPR, Klaviyo acts as “processor” or “sub-processor.” Klaviyo’s function as processor or sub-processor will be determined by the function of Customer:
(i) In general, Customer functions as a controller, whereas Klaviyo functions as a processor.
(ii) In certain cases, Customer functions as a processor on behalf of Customer’s customers where Customer and Customer’s customer have concluded a data processing agreement in relation to the processing of Personal Data of Customer’s customers; and
(b) for the purposes of the US Data Protection Laws, Klaviyo will act as a “service provider” or “processor” in its performance of its obligations pursuant to the Agreement.
(c) Account Information, shall not be governed by this DPA and shall be subject to Klaviyo’s Privacy Notice.
4. DETAILS OF DATA PROCESSING
4.1 The details of data processing (such as subject matter, nature and purpose of the processing, categories of Personal Data and data subjects) are described in the Agreement and in Schedule 1.
4.2 Customer Personal Data will only be processed on behalf of and under the instructions of Customer and in accordance with Applicable Data Protection Laws. The Agreement and this DPA shall be Customer’s instructions for the processing of Customer Personal Data. Customer may issue further written instructions in accordance with this DPA.
4.3 If Customer’s instructions will cause Klaviyo to process Customer Personal Data in violation of Applicable Data Protection Laws or outside the scope of the Agreement or the DPA, Klaviyo shall promptly inform Customer thereof, unless prohibited by Applicable Data Protection Laws (without prejudice to the SCCs).
4.4 Klaviyo may store and process Customer Personal Data anywhere Klaviyo or its Sub-processors maintain facilities, subject to clause 5 of this DPA.
5. SUB-PROCESSORS
5.1 Customer grants Klaviyo general authorization to engage Sub-processors, subject to clause 5.2, from an agreed list, as well as Klaviyo’s current Sub-processors listed at https://www.klaviyo.com/legal/subprocessors as of the Effective Date.
5.2 Klaviyo shall (i) enter into a written agreement with each Sub-processor imposing data protection obligations no less protective of Customer Personal Data than Klaviyo’s obligations under this DPA to the extent applicable to the nature of the services provided by such Sub-processor; and (ii) remain liable for each Sub-processor’s compliance with the obligations under this DPA.
5.3 Klaviyo shall provide Customer with at least fifteen (15) days’ notice of any proposed additions or replacements to the Sub-processors it uses to process Customer Personal Data. Customer may reasonably object to Klaviyo’s use of a new Sub-processor (including when exercising its right to object under clause 9(a) of the SCCs) by providing Klaviyo with written notice of the objection within ten (10) days after Klaviyo has provided notice to Customer of such proposed change (an “Objection”). In the event Customer objects to Klaviyo’s use of a new Sub-processor, Customer and Klaviyo will work together in good faith to find a mutually acceptable resolution to address such Objection. If the parties are unable to reach a mutually acceptable resolution within a reasonable timeframe, either party may, as its sole and exclusive remedy, terminate the Agreement by providing written notice to the other party. During any such Objection period, Klaviyo may suspend the affected portion of the Services.
6. DATA SUBJECT RIGHTS REQUESTS
6.1 As between the Parties, Customer shall have sole discretion and responsibility in responding to the rights asserted by any individual in relation to Customer Personal Data (“Data Subject Request”).
6.2 Klaviyo will forward to Customer without undue delay any Data Subject Request received by Klaviyo or any Sub-processor from an individual in relation to their Customer Personal Data and may advise the individual to submit their request directly to Customer.
6.3 Klaviyo will (taking into account the nature of the processing of Customer Personal Data) provide Customer with self-service functionality through the Services or other reasonable assistance as necessary for Customer to fulfill its obligation under Applicable Data Protection Laws to respond to Data Subject Requests. Klaviyo may charge Customer, and Customer shall reimburse Klaviyo, for any such assistance beyond providing self-service features included as part of the Services.
7. SECURITY AND AUDITS
7.1 Klaviyo will implement and maintain appropriate technical and organizational data protection and security measures designed to ensure security of Customer Personal Data, including, without limitation, protection against unauthorized or unlawful processing (including, without limitation, unauthorized or unlawful disclosure of, access to and/or alteration of Customer Personal Data) and against accidental loss, destruction, or damage of or to it.
7.2 Klaviyo will implement and maintain as a minimum standard the measures set out in Schedule 2. Klaviyo may update or modify the security measures set out in Schedule 2 from time to time, including (where applicable) following any review by Klaviyo of such measures in accordance with clause 8.6 of the SCCs, provided that such updates and/or modifications do not reduce the overall level of protection afforded to the Customer Personal Data by Klaviyo under this DPA.
7.3 Customer or its independent third-party auditor reasonably acceptable to Klaviyo (which shall not include any auditors who are not suitably qualified or independent or are a competitor of Klaviyo) may audit Klaviyo’s compliance with its obligations under this DPA up to once per year, or more frequently in the event a Security Incident has occurred or to the extent required by applicable data protection laws, including where mandated by Customer’s regulatory or governmental authority.
7.4 To request an audit, Customer must submit a detailed proposed audit plan to Klaviyo at least two weeks in advance of the proposed audit date. Klaviyo will review the proposed audit plan and work cooperatively with Customer to agree on a final audit plan. All such audits must be conducted during regular business hours, subject to the agreed final audit plan and Klaviyo’s health and safety or other relevant policies, and may not unreasonably interfere with Klaviyo business activities. Nothing in this clause 7.4 shall require Klaviyo to breach any duties of confidentiality.
7.5 If the requested audit scope is addressed in an ISO 27001 certification, SOC 2 Type 2 report or similar audit report performed by a qualified third-party auditor within twelve (12) months of Customer’s audit request and Klaviyo confirms there are no known material changes in the controls audited, Customer agrees to accept those findings in lieu of requesting an audit of the controls covered by the report.
7.6 Customer will promptly notify Klaviyo of any non-compliance discovered during the course of an audit and provide Klaviyo any audit reports generated in connection with any audit, unless prohibited by applicable law or otherwise instructed by a regulatory or governmental authority. Customer may use the audit reports only for the purposes of meeting Customer’s regulatory audit requirements and/or confirming compliance with the requirements of this DPA.
7.7 Any audits are at Customer’s expense. Customer shall reimburse Klaviyo for any time expended by Klaviyo or its Sub-processors in connection with such audits.
7.8 Klaviyo shall audit its Sub-processors on a regular basis and will, upon Customer’s request, confirm their compliance with data protection law and the obligations set upon Sub-processors according to the data processing agreement concluded with them. Customer may request Klaviyo to conduct further audits only in the event reasonably justified, and in such cases Klaviyo will conduct further audits to the extent permissible.
7.9 Customer acknowledges and agrees that, taking into account the state of the art, the costs of implementation and the nature, scope, context and purposes of processing as well as the risk of varying likelihood and severity for the rights and freedoms of natural persons, the security measures set out in Schedule 2 are appropriate to ensure the security of the Customer Personal Data.
8. SECURITY INCIDENTS
Klaviyo will promptly notify Customer in writing in the event of any breach of this DPA, Applicable Data Protection Laws or any instruction by Customer in connection with the processing of Customer Personal Data under this DPA. Without limiting the generality of the foregoing, Klaviyo shall notify Customer in writing without undue delay after becoming aware of any Security Incident, and reasonably cooperate in the investigation of any such Security Incident and any obligation of Customer under Applicable Data Protection Laws to make any notifications to individuals, supervisory authorities, governmental or other regulatory authority, or the public in respect of such Security Incident. Klaviyo shall take reasonable steps to contain, investigate, and mitigate any Security Incident, and shall, without undue delay, send Customer timely information about the Security Incident, including, but not limited to, the nature of the Security Incident, the measures taken to mitigate or contain the Security Incident, and the status of the investigation. Klaviyo’s notification of or response to a Security Incident under this clause 8 will not be construed as an acknowledgement by Klaviyo of any fault or liability with respect to the Security Incident.
9. DELETION AND RETURN
Klaviyo shall (a) if requested to do so by Customer by the date of termination or expiry of the Agreement, return a copy of all Customer Personal Data or provide self-service functionality allowing Customer to do the same; and (b) within 90 days of the termination or expiry of the Agreement, delete and use all reasonable efforts to procure the deletion of all other copies of Customer Personal Data processed by Klaviyo or any Sub-processors. Notwithstanding anything to the contrary, Klaviyo may retain copies of Customer Personal Data where, and only to the extent, Klaviyo reasonably determines such retention is (i) required to comply with Applicable Laws, a court order, subpoena, or regulatory requirement applicable to Klaviyo, or (ii) necessary for the establishment, exercise, or defense of legal claims against Klaviyo.
10. CONTRACT PERIOD
This DPA will commence on the Effective Date and, notwithstanding any termination of the Agreement, will remain in effect until, and automatically expire upon, Klaviyo’s deletion of all Customer Personal Data as described in this DPA.
11. CROSS-BORDER DATA TRANSFERS
11.1 Standard Contractual Clauses
The Parties agree that the terms of the Standard Contractual Clauses Module Two (Controller to Processor) and Module Three (Processor to Processor), as further specified in Schedule 3 of this DPA, are hereby incorporated by reference and shall be deemed to have been executed by the Parties and apply to any transfers of Customer Personal Data falling within the scope of the GDPR from Customer (as data exporter) to Klaviyo (as data importer) to the extent and for as long as Klaviyo cannot rely on the DPF according to clause 11.2.
11.2 Data Privacy Framework
Klaviyo is self-certified under the DPF and complies with the data privacy principles thereunder. To the extent and for as long as the DPF is acknowledged as a valid transfer mechanism in the relevant country/region, Personal Data originating from the EEA, UK, or Switzerland, or otherwise being subject to the GDPR shall be transferred on the basis of the DPF.
11.3 Support for Cross-Border Data Transfers
Klaviyo will provide Customer reasonable support to enable Customer’s compliance with the requirements imposed on the transfer of personal data to third countries with respect to data subjects located in the EEA, Switzerland, and UK. Klaviyo will, upon Customer’s request, provide information to Customer which is reasonably necessary for Customer to complete a transfer impact assessment (“TIA”). Klaviyo further agrees to implement the supplementary measures agreed upon and set forth in Schedule 4 of this DPA in order to enable Customer’s compliance with requirements imposed on the transfer of personal data to third countries. Klaviyo may charge Customer, and Customer shall reimburse Klaviyo, for any assistance provided by Klaviyo with respect to any TIAs, data protection impact assessments or consultation with any supervisory authority of Customer.
12. CUSTOMER PERSONAL DATA SUBJECT TO THE UK AND SWISS DATA PROTECTION LAWS
To the extent that the processing of Customer Personal Data is subject to UK or Swiss data protection laws, the UK Addendum and/or Swiss Addendum (as applicable) set out in Schedule 5 shall apply.
13. CUSTOMER PERSONAL DATA SUBJECT TO US DATA PRIVACY LAWS
To the extent that the processing of Customer Personal Data is subject to us Data Protection Laws, the U.S. Addendum set out in Schedule 6 shall apply.
14. GENERAL
14.1 The Parties hereby certify that they understand the requirements in this DPA and will comply with them.
14.2 This DPA and the Agreement set forth the entire agreement between the Parties with respect to the subject matter of this DPA.
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Schedule 1
DETAILS OF PROCESSING
Part 1
LIST OF PARTIES
1. Data Exporter
Customer and/or the Customer Affiliates operating in the countries which comprise the European Economic Area, UK and/or Switzerland and/or – to the extent agreed by the Parties – Customer and/or the Customer Affiliates in any other country to the extent the GDPR or corresponding Swiss law applies.
Customer and Customer Affiliate’s contact person’s position and contact details as well as (if appointed) the data protection officer’s and (if relevant) the representative’s contact details will be notified to Klaviyo prior to the processing of personal data via email to privacy@klaviyo.com or an available form provided by Klaviyo in Customer’s account in the Services.
The activities relevant to the data transfer under these Clauses are defined by the Agreement and the data exporter who decides on the scope of the processing of personal data in connection with the Services further described in this Schedule 1 and in the Agreement.
2. Data Importer
Klaviyo, Inc.,
125 Summer Street, Floor 6,
Boston, MA, 02110,
United States
The data importer’s contact person can be contacted at privacy@klaviyo.com.
The data importer’s activities relevant to the data transfer under these Clauses are as follows: the data importer processes personal data provided by the data exporter on behalf of the data exporter in connection with providing the Services to the data exporter as further specified in this Schedule 1 and in the Agreement.
Part 2
DESCRIPTION OF TRANSFER
1. Categories of data subjects
The categories of data subjects whose personal data are transferred:
Customer and Customer Affiliate subscribers who are recipients of marketing communications and other individuals being targets of other marketing activities of the Customer and/or Customer Affiliates’ or their customers.
2. Categories of personal data
The transferred categories of personal data are:
Determined by Customer’s configuration of the Services, and may include name, phone number, email address, address data, IP address, device identifiers, usage data (such as interactions between a user and Klaviyo’s online system, website or email, used browser, used operating system, referrer URL).
Moreover, Customer and Customer Affiliate may include further personal data of data subjects as specified above (in particular in unstructured form) in connection with their use of the Services according to the Agreement.
3. Special categories of personal data (if applicable)
The transferred personal data includes the following special categories of data: N/A – Klaviyo’s Acceptable Use Policy prohibits Customer from using the Services to solicit, display, store, process, send or transmit special categories of data.
The applied restrictions or safeguards that fully take into consideration the nature of the data and the risks involved, such as for instance strict purpose limitation, access restrictions (including access only for staff having followed specialized training), keeping a record of access to the data, restrictions for onward transfers or additional security measures are: N/A
4. Frequency of the transfer
The frequency of the transfer is: The transfer is performed on a continuous basis and is determined by Customer’s configuration of the Services.
5. Subject matter and nature of the processing
The subject matter of the processing is: to provide a data analytics and marketing automation platform to Customer.
6. Purpose(s) of the data transfer and further processing
The purpose/s of the data transfer and further processing is: to provide the Services to Customer pursuant to the Agreement so that Customer can analyze customer data, enhance its customer relationships and send marketing and other communications to its customers.
7. Duration
The period for which the personal data will be retained, or, if that is not possible, the criteria used to determine that period: the duration is defined in clause 10 of the DPA.
8. Sub-processor (if applicable)
For transfers to sub-processors, specify subject matter, nature, and duration of the processing: as stipulated in clause 5.1 of the DPA. The Sub-processors may have access to the Personal Data for the term of this DPA or until the service contract with the respective Sub-processor is terminated or the access by the Sub-processor has been excluded as agreed between Klaviyo and Customer.
Part 3
COMPETENT SUPERVISORY AUTHORITY
Identify the competent supervisory authority/ies in accordance with clause 13 of the SCCs
Where the data exporter is established in an EU Member State: The supervisory authority of the country in which the data exporter established is the competent authority.
Where the data exporter is not established in an EU Member State, but falls within the territorial scope of application of the GDPR in accordance with its Article 3(2) and has appointed a representative pursuant to Article 27(1) of the GDPR: The competent supervisory authority is the one of the Member State in which the representative is established.
Where the data exporter is not established in an EU Member State, but falls within the territorial scope of application of the GDPR in accordance with its Article 3(2) without, however, having to appoint a representative pursuant to Article 27(2) of the GDPR: The competent supervisory authority is the supervisory authority in Ireland, namely the Data Protection Commission (https://www.dataprotection.ie/).
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Schedule 2
TECHNICAL AND ORGANIZATIONAL MEASURES
Klaviyo has implemented the following technical and organizational measures (including any relevant certifications) to ensure an appropriate level of security, taking into account the nature, scope, context, and purpose of the processing, as well as the risks for the rights and freedoms of natural persons:
1. Organizational management and dedicated staff responsible for the development, implementation, and maintenance of Klaviyo’s information security program.
2. Audit and risk assessment procedures for the purposes of periodic review and assessment of risks to Klaviyo’s organization, monitoring and maintaining compliance with Klaviyo’s policies and procedures, and reporting the condition of its information security and compliance to internal senior management.
3. Utilization of commercially available and industry standard encryption technologies for Customer Personal Data that is:
(a) being transmitted by Klaviyo over public networks (i.e., the internet) or when transmitted wirelessly; or
(b) at rest or stored on portable or removable media (i.e., laptop computers, CD/DVD, USB drives, back-up tapes).
4. Data security controls which include at a minimum, but may not be limited to, logical segregation of data, logical access controls designed to manage electronic access to data and system functionality based on authority levels and job functions, (e.g., granting access on a need-to-know and least privilege basis, use of unique IDs and passwords for all users, periodic review, and revoking/changing access promptly when employment terminates or changes in job functions occur).
5. Password controls designed to manage and control password strength, expiration and usage including prohibiting users from sharing passwords and requiring that Klaviyo’s passwords that are assigned to its employees: (i) be at least eight (8) characters in length, (ii) not be stored in readable format on Klaviyo’s computer systems; (iii) must have defined complexity; (iv) must have a history threshold to prevent reuse of recent passwords; and (v) newly issued passwords must be changed after first use.
6. System audit or event logging and related monitoring procedures to proactively record user access and system activity for routine review.
7. Physical and environmental security of data center, server room facilities and other areas containing Personal Data designed to: (i) protect information assets from unauthorized physical access, (ii) manage, monitor, and log movement of persons into and out of Klaviyo facilities, and (iii) guard against environmental hazards such as heat, fire, and water damage.
8. Operational procedures and controls to provide for configuration, monitoring and maintenance of technology and information systems according to prescribed internal and adopted industry standards, including secure disposal of systems and media to render all information or data contained therein as undecipherable or unrecoverable prior to final disposal or release from Klaviyo’s possession.
9. Change management procedures and tracking mechanisms designed to test, approve, and monitor all changes to Klaviyo’s technology and information assets.
10. Incident / problem management procedures designed to allow Klaviyo to investigate, respond to, mitigate, and notify of events related to Klaviyo’s technology and information assets.
11. Network security controls that provide for the use of firewall systems, intrusion detection systems, and other traffic and event correlation procedures designed to protect systems from intrusion and limit the scope of any successful attack.
12. Vulnerability assessment, patch management and threat protection technologies and scheduled monitoring procedures designed to identify, assess, mitigate, and protect against identified security threats, viruses, and other malicious code.
13. Business resiliency/continuity and disaster recovery procedures in an effort to maintain service and/or recovery from foreseeable emergency situations or disasters.
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Schedule 3
STANDARD CONTRACTUAL CLAUSES
For the purposes of the Standard Contractual Clauses:
1. Module Two shall apply in the case of the processing under clause 3.1(a)(i) of the DPA and Module Three shall apply in the case of processing under clause 3.1(a)(ii) of the DPA.
2. Clause 7 of the Standard Contractual Clauses (Docking Clause) does not apply.
3. Clause 9(a) Option 2 (General written authorization) is selected, and the time period to be specified is determined in clause 5.3 of the DPA.
4. The option in clause 11(a) of the Standard Contractual Clauses (Independent dispute resolution body) does not apply.
5. With regard to clause 17 of the Standard Contractual Clauses (Governing law), the Parties agree that option one shall apply. The parties agree that the governing law shall be the law of the Republic of Ireland.
6. In clause 18 of the Standard Contractual Clauses (Choice of forum and jurisdiction), the Parties submit themselves to the jurisdiction of the courts of the Republic of Ireland.
7. For the Purpose of Annex I of the Standard Contractual Clauses, Schedule 1 contains the specifications regarding the parties, the description of transfer, and the competent supervisory authority.
8. For the Purpose of Annex II of the Standard Contractual Clauses, Schedule 2 contains the technical and organizational measures.
9. The specifications for Annex III of the Standard Contractual Clauses, are determined by clause 5.1 of the DPA. The Sub-processor’s contact person’s name, position and contact details will be provided by Klaviyo upon request.