This policy was last reviewed on 10/08/2026. We review our privacy policy periodically and encourage you to check back from time to time.
THS Concepts Ltd (“we”, “us”, or “our”) is committed to protecting the privacy and security of all personal data we collect and process. This policy explains what data we collect, how we use it, how long we keep it, and what your rights are under the UK General Data Protection Regulation (UK GDPR) and the Data Protection Act 2018.
Who We Are
THS Concepts Ltd is a land, architectural, and engineering surveying company operating across the UK. Our registered office is 92 Bellhouse Lane, Leigh-on-Sea, Essex, SS9 4PQ. We are the data controller for all personal data collected through this website and in connection with our services. Our designated data contacts are Directors Tom Ayre and Chris Horton, contactable at [email protected].
What Data We Collect
We may collect and process the following categories of personal data:
Through our website contact and quote forms: your name, email address, telephone number, company name, and postal address, together with any project information you provide.
Through our client instruction process: invoice payer details, project and site information, and any correspondence relating to a commission.
Through your use of our website: standard internet log data collected via Google Analytics, including pages visited, time on site, and browser type. This data is processed in a way that does not identify individual users.
Why We Collect It and Our Legal Basis
We collect and process personal data for the following purposes:
To respond to enquiries and provide quotations for our services. Legal basis: legitimate interests (UK GDPR Article 6(1)(f)).
To deliver contracted survey services, manage bookings, and process invoices. Legal basis: performance of a contract (UK GDPR Article 6(1)(b)).
To maintain records of completed commissions. Legal basis: legitimate interests (UK GDPR Article 6(1)(f)) and legal obligation (UK GDPR Article 6(1)(c)) in respect of accounting and tax records.
To monitor and improve website performance via Google Analytics. Legal basis: legitimate interests (UK GDPR Article 6(1)(f)).
We do not use your personal data for unsolicited marketing. We will not contact you with promotional material unless you have explicitly requested it.
How We Share Your Data
We do not sell or rent personal data to any third party. We do not share personal data with external parties except in the following limited circumstances:
Where necessary to deliver our services, for example, communicating with architects, contractors, or other members of a professional team on a client’s behalf and at the client’s direction.
Where required by law, regulation, or a court order.
We do not use third-party marketing platforms, data brokers, or advertising networks in connection with client data.
How Long We Keep Your Data
Enquiry and quote records where no commission followed: retained for 12 months, then securely deleted.
Client contact details and project correspondence: retained for six years following completion of the commission, in line with standard accounting and legal requirements, then securely deleted.
Survey data, drawings, and CAD files: retained on our secure private servers for a minimum of six months following completion of a commission, after which they may be deleted. Clients who require longer retention should notify us at the time of instruction.
Website analytics data: retained in line with Google Analytics’ standard data retention settings.
Data Security
All client and project data is stored on THS Concepts’ secure private servers. Access is restricted to authorised THS Concepts staff only. We do not store financial data such as card or bank details beyond what is required to process a specific transaction. We take appropriate technical and organisational measures to protect personal data against unauthorised access, loss, or destruction.
Cookies
We use Google Analytics on this website to collect standard internet log information and analyse visitor behaviour patterns for the purpose of improving our site. This information is processed in a way that does not identify any individual user. We do not allow Google to make any attempt to identify visitors to our website. You can opt out of Google Analytics tracking at any time using the Google Analytics Opt-out Browser Add-on available at tools.google.com/dlpage/gaoptout.
Your Rights
Under UK GDPR you have the following rights in relation to your personal data:
The right to access the personal data we hold about you.
The right to have inaccurate data corrected.
The right to request deletion of your personal data, subject to any legal obligations that require us to retain it.
The right to restrict or object to processing in certain circumstances.
The right to data portability where processing is based on consent or contract and carried out by automated means.
To exercise any of these rights, please contact us at [email protected]. We will respond within 30 days. We will never charge a fee for a reasonable request.
If you are not satisfied with how we handle your personal data, you have the right to lodge a complaint with the Information Commissioner’s Office (ICO) at www.ico.org.uk or by calling 0303 123 1113.
Changes to This Policy
We may update this policy from time to time to reflect changes in our business practices or legal requirements. The date at the top of this page will always show when it was last reviewed.
Contact Us
For any questions about this policy or how we handle your data, please contact us at [email protected] or call 020 8935 5160.
For information on how we handle client project data, survey files, and drawings in connection with a commission, please refer to our terms and conditions.