1. Who we are
Bivertix Limited (“Bivertix”, “we”, “us”) is the data controller for personal data collected through bivertix.co.uk and through our engagements.
Bivertix Limited is registered in England and Wales (company number 16621644). Registered office: 128 City Road, London, United Kingdom, EC1V 2NX. Contact for data matters: hello@bivertix.co.uk.
2. What data we collect
Contact form submissions: name, work email, optional phone, company, message content.
Diagnosis submissions: company name, sector, headcount, current tools, free-text challenge, contact details, and the answers you provide to the AI diagnosis flow.
Anonymous analytics: page views, referrer, device type. No third-party advertising cookies.
Engagement data: anything you share with us as part of a paid engagement, governed by a separate written agreement.
3. Why we process it
To respond to your enquiry or follow up on a diagnosis (contractual / pre-contractual basis).
To improve our diagnosis recommendations in aggregate (legitimate interest).
To comply with legal obligations (e.g. tax, regulatory).
We do not sell, rent, or share your personal data for marketing purposes.
4. Where it’s stored, how long
Form and diagnosis submissions are stored on UK/EU infrastructure (Turso / Vercel UK regions; Resend for transactional email).
Personal data tied to active conversations is retained for 24 months after last contact, then deleted or anonymised.
Engagement data is retained per the engagement contract; usually 6 years for tax records, then anonymised.
5. Your rights under UK GDPR
Access — request a copy of the personal data we hold about you.
Rectification — ask us to correct inaccurate data.
Erasure — ask us to delete your data, subject to legal retention rules.
Restriction / objection — limit our use of your data, or object to processing.
Portability — receive your data in a portable, machine-readable format.
To exercise any right, email hello@bivertix.co.uk. We will respond within one calendar month.
If you believe we’ve mishandled your data, you can complain to the Information Commissioner’s Office (ico.org.uk).
7. Sub-processors
Vercel Inc. — site hosting (UK/EU regions).
Turso (libSQL) — database hosting (UK/EU regions).
Resend — transactional email (EU regions).
OpenAI — reads your diagnosis answers and writes your plan. Your answers are not used to train OpenAI’s models (per their API terms).
Each sub-processor is bound by appropriate data-processing terms.
8. Changes to this notice
We may update this notice when we change how we process data. The “updated” date at the top reflects the most recent material revision.