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Cornerstone Marketing Privacy Policy

Last updated: January 2026

Cornerstone Consultancy Group Limited trading as Cornerstone Marketing (“Cornerstone”, “we”, “us”, “our”) is committed to protecting your privacy. This Privacy Policy explains how we collect, use, store and protect your personal information in line with UK data protection laws (UK GDPR and the Data Protection Act 2018).

If you have any questions, contact us at admin@cornerstone-marketing.co.uk

1. Who we are

Cornerstone Consultancy Group Limited
Trading as Cornerstone Marketing
Company number: 16745902
Registered office: 5th Floor, 167–169 Great Portland Street, London W1W 5PF
Registered in England & Wales.

We act as the “data controller” for the personal information we process.

2. What personal data we collect

We may collect and process the following information:

  • Information you provide to us
  • Name
  • Email address
  • Phone number (if you choose to provide it)
  • Company name
  • Any information you include in the contact form or other communications
  • Project details or enquiries
  • Consent and preferences (e.g., cookies)
  • Information we collect automatically
  • Device information (browser type, IP address, operating system)
  • Website usage data (pages visited, time on site, referring site)
  • Cookie data (via preferences you set)
  • Information we receive from third parties
  • Analytics providers such as Google Analytics (if enabled)
  • Social media platforms (e.g., LinkedIn interactions)

 

We do not buy or sell personal data.

3. How we use your information

We use your information to:

  • Respond to enquiries
  • Provide our services
  • Manage client relationships
  • Improve our website and services
  • Understand how the site is used
  • Send you updates you’ve asked for
  • Maintain our business operations
  • Comply with legal and regulatory obligations

 

We do not use your data for automated decision-making or profiling.

4. Legal bases for processing

We rely on the following lawful bases:

  • Legitimate interests (responding to enquiries, running our business, improving website)
  • Consent (cookies, email marketing if ever applicable)
  • Contract (where we have an agreement with you)
  • Legal obligation (when required by law)

5. Sharing your information

We only share your information with:

  • Trusted service providers (e.g., website hosting, analytics tools)
  • Professional advisers (legal, accountancy)
  • Regulators or authorities where legally required

 

We never sell your data. All service providers are required to keep your information secure and use it only for the purposes we specify.

6. International transfers

Some suppliers (e.g., analytics tools) may store data outside the UK. Where this happens, we ensure appropriate safeguards are in place such as:

  • UK International Data Transfer Agreements (IDTA)
  • Standard Contractual Clauses (SCCs)

7. How long we keep your information

We keep personal data only for as long as necessary:

  • Enquiry information: up to 24 months
  • Client information: for the duration of the project + 7 years
  • Cookie preferences: according to your selection
  • Legal, tax and accounting records: as required by law

 

We then securely delete it.

8. Your data rights

You have the right to:

  • Access your personal data
  • Correct inaccurate information
  • Request deletion
  • Object to processing based on legitimate interests
  • Withdraw consent (for cookies or email marketing)
  • Request data portability
  • Complain to the ICO (UK regulator)

 

To exercise your rights, email admin@cornerstone-marketing.co.uk

9. Cookies

We use cookies to understand site performance and improve user experience. You can manage your preferences at any time through our cookie settings. For full details, see our Cookie Policy.

10. How we protect your data

We use industry-standard security measures including:

  • Encrypted devices
  • Secure hosting
  • Limited access on a need-to-know basis
  • Regular monitoring and updates

11. Updates to this policy

We may update this policy from time to time. We will post any changes on this page with an updated revision date.

12. Contact us

For questions or data requests, contact:

Email: admin@cornerstone-marketing.co.uk

Post: 5th Floor, 167–169 Great Portland Street, London W1W 5PF.