1. Introduction
This Data Processing Addendum ("DPA") forms part of the agreement between:
BuyingWindow Ltd ("BuyingWindow", "we", "our", or "Processor")
and
the customer entity entering into an agreement for use of BuyingWindow Services ("Customer", "you", or "Controller").
This DPA governs the processing of personal data by BuyingWindow on behalf of the Customer in connection with the Services.
This DPA supplements the:
- BuyingWindow Terms of Service;
- Subscription Agreement (where applicable);
- Privacy Policy.
In the event of any conflict between this DPA and another agreement regarding personal data processing, this DPA shall prevail.
2. Definitions
For the purposes of this DPA:
"Applicable Data Protection Laws"
Means all applicable laws relating to privacy and personal data processing, including:
- UK General Data Protection Regulation ("UK GDPR");
- Data Protection Act 2018;
- Privacy and Electronic Communications Regulations 2003 ("PECR");
- any replacement or successor legislation.
"Controller"
Means the entity that determines the purposes and means of processing personal data.
"Processor"
Means the entity processing personal data on behalf of the Controller.
"Personal Data"
Has the meaning given under Applicable Data Protection Laws.
"Processing"
Includes any operation performed on Personal Data, including:
- collection;
- storage;
- use;
- access;
- analysis;
- deletion;
- disclosure.
"Subprocessor"
Means any third party appointed by BuyingWindow to process Personal Data on behalf of the Customer.
3. Roles of the Parties
3.1 Customer as Controller
The Customer acts as the Controller of Personal Data submitted to BuyingWindow through the Services.
The Customer determines:
- why Personal Data is processed;
- what Personal Data is submitted;
- how Personal Data is used.
3.2 BuyingWindow as Processor
BuyingWindow acts as Processor where it processes Customer Personal Data solely to provide the Services.
BuyingWindow processes Personal Data only:
- on documented instructions from the Customer;
- as necessary to provide the Services;
- as required by Applicable Data Protection Laws.
3.3 Independent Processing
Nothing in this DPA prevents BuyingWindow from processing information where it acts as an independent Controller.
Examples may include:
- account management;
- billing;
- fraud prevention;
- security monitoring;
- legal compliance;
- improving the Platform using aggregated or anonymised information.
4. Customer Responsibilities
The Customer is responsible for ensuring:
- it has a lawful basis for processing Personal Data;
- it provides appropriate privacy notices;
- it obtains required permissions;
- its instructions to BuyingWindow comply with Applicable Data Protection Laws.
The Customer warrants that its use of the Services does not require BuyingWindow to process Personal Data unlawfully.
5. BuyingWindow Obligations
BuyingWindow shall:
5.1 Process Personal Data Only on Instructions
BuyingWindow shall process Personal Data only:
- according to Customer instructions;
- for providing the Services;
- for purposes described in the agreement.
5.2 Confidentiality
BuyingWindow shall ensure that persons authorised to process Personal Data:
- are subject to confidentiality obligations;
- access information only where necessary;
- receive appropriate guidance regarding data handling.
5.3 Security Measures
BuyingWindow implements appropriate technical and organisational measures designed to protect Personal Data.
Measures may include:
- access controls;
- authentication requirements;
- encryption during transmission;
- restricted internal access;
- security monitoring;
- backup procedures.
The Customer acknowledges that no online system can guarantee absolute security.
6. Subprocessors
6.1 Authorisation
The Customer authorises BuyingWindow to appoint subprocessors where reasonably required to provide the Services.
Subprocessors may include providers supporting:
- cloud infrastructure;
- payment processing;
- AI functionality;
- analytics;
- security;
- communications;
- data enrichment.
6.2 Current Subprocessors
BuyingWindow may use subprocessors including:
Subprocessor | Purpose |
|---|---|
Stripe | Payment processing |
OpenAI | AI functionality |
Google Gemini | AI functionality |
SerpAPI | Search and data functionality |
HunterAPI | Email and enrichment functionality |
6.3 Subprocessor Obligations
BuyingWindow will require subprocessors to:
- provide appropriate security protections;
- process information only for agreed purposes;
- comply with applicable contractual obligations.
BuyingWindow remains responsible for its subprocessors' processing activities to the extent required by Applicable Data Protection Laws.
7. International Transfers
Where Personal Data is transferred outside the United Kingdom, BuyingWindow will ensure appropriate safeguards are implemented.
These may include:
- adequacy regulations;
- UK International Data Transfer Agreements;
- UK Addendums to Standard Contractual Clauses;
- other lawful transfer mechanisms.
8. Assistance With Data Subject Requests
Where required by Applicable Data Protection Laws, BuyingWindow will provide reasonable assistance to help the Customer respond to requests from individuals exercising their rights.
These may include requests relating to:
- access;
- correction;
- deletion;
- restriction;
- objection;
- portability.
The Customer remains responsible for responding directly to individuals.
BuyingWindow Ltd
Data Processing Addendum
Part 2 — Security, Compliance and Final Provisions
9. Personal Data Breach Management
9.1 Notification
BuyingWindow maintains procedures designed to identify and respond to Personal Data Breaches.
Where BuyingWindow becomes aware of a Personal Data Breach affecting Customer Personal Data, BuyingWindow will:
- notify the Customer without undue delay where required by Applicable Data Protection Laws;
- provide available information regarding the nature of the breach;
- take reasonable steps to contain and mitigate the impact.
9.2 Information Provided
Where available, breach notifications may include:
- the nature of the incident;
- categories of Personal Data affected;
- categories of individuals affected;
- likely consequences;
- measures taken or proposed to address the incident.
Information may be provided progressively as investigations develop.
9.3 Customer Responsibilities
The Customer remains responsible for determining:
- whether notification to regulators is required;
- whether notification to affected individuals is required;
- the content and timing of such notifications.
BuyingWindow will provide reasonable cooperation where appropriate.
10. Return and Deletion of Personal Data
Upon termination or expiry of the Services, BuyingWindow will, at the Customer's request, delete or return Customer Personal Data processed on the Customer's behalf, unless:
- retention is required by law;
- retention is necessary for legitimate business purposes;
- the information has been anonymised.
Deletion processes may take reasonable time due to technical, security, and operational requirements.
11. Audit Rights
11.1 Compliance Information
BuyingWindow will provide reasonable information necessary to demonstrate compliance with this DPA.
11.2 Customer Audits
The Customer may request an audit where:
- required by Applicable Data Protection Laws;
- there are reasonable grounds to believe BuyingWindow is materially failing to comply with this DPA.
Audits must:
- be requested with reasonable notice;
- occur during normal business hours;
- avoid unreasonable disruption;
- protect confidential information.
11.3 Audit Limitations
The Customer may not:
- access information relating to other customers;
- compromise security;
- conduct intrusive testing without approval;
- request audits unnecessarily.
BuyingWindow may satisfy audit obligations by providing:
- security documentation;
- compliance information;
- relevant questionnaires;
- third-party assurance materials where available.
12. Confidentiality
BuyingWindow shall treat Customer Personal Data as confidential information.
BuyingWindow will not:
- sell Customer Personal Data;
- disclose Customer Personal Data except as permitted by agreement or law;
- use Customer Personal Data for unrelated purposes.
This obligation continues after termination of the Services.
13. Processing Details
The following describes the categories of processing covered by this DPA.
13.1 Subject Matter of Processing
Processing of Personal Data necessary to provide the BuyingWindow Services.
13.2 Duration of Processing
Processing continues for the duration of the Customer's subscription and any additional period required for:
- legal compliance;
- security;
- dispute resolution;
- legitimate business purposes.
13.3 Nature of Processing
Processing activities may include:
- collection;
- storage;
- organisation;
- retrieval;
- analysis;
- generation of insights;
- support activities;
- deletion.
13.4 Categories of Data Subjects
Depending on Customer usage, data subjects may include:
- Customer employees;
- Customer Users;
- business contacts;
- prospective customers;
- professional contacts.
13.5 Categories of Personal Data
Depending on Customer usage, Personal Data may include:
- names;
- business email addresses;
- job titles;
- company information;
- professional profile information;
- Customer-provided business contact information.
13.6 Special Category Data
BuyingWindow does not intend to process special category data.
Customers must not upload special category data unless expressly authorised and legally permitted.
Special category data includes information relating to:
- health;
- race or ethnicity;
- political opinions;
- religious beliefs;
- trade union membership;
- biometric data;
- genetic data;
- sexual orientation.
14. Artificial Intelligence Processing
The Customer acknowledges that certain Platform functionality may involve artificial intelligence technologies.
AI processing may assist with:
- analysis;
- summarisation;
- classification;
- generation of Commercial Insights.
BuyingWindow does not use Customer Personal Data to make decisions producing legal or similarly significant effects on individuals.
AI outputs may require human review and should not be treated as guaranteed factual conclusions.
15. Liability
Each party's liability relating to this DPA shall be subject to the limitations and exclusions contained in the BuyingWindow Terms of Service unless otherwise required by law.
Nothing in this DPA limits liability that cannot legally be excluded.
16. Changes to This DPA
BuyingWindow may update this DPA where necessary to reflect:
- changes in applicable laws;
- changes to processing activities;
- changes to technology providers;
- improvements to security practices.
Where changes materially affect Customer rights, BuyingWindow will provide reasonable notice.
17. Governing Law
This DPA and any dispute arising from it shall be governed by the laws of England and Wales.
18. Jurisdiction
The courts of England and Wales shall have exclusive jurisdiction regarding disputes relating to this DPA.
19. Contact Information
For questions regarding this DPA:
BuyingWindow Ltd
Registered Office:
24, Rydal Street, Leigh, WN7 4DR
Email:
BuyingWindow Ltd
© BuyingWindow Ltd. All rights reserved.
This document (version 2.0) is effective 13 July 2026. If you have questions, contact us at info@buyingwindow.co.uk.
