Privacy Policy

The controller is SELLNES LTD., company number 16904018, United Kingdom, trading as BackMyChallenge.

Contact details are at the end of this page. The registered office address is to be confirmed by the business owner.

Information you submit in our forms: name, email address, phone number, country, company or organization, and the description of your challenge, campaign, event or production request.

Account information if you register: email address, name and role.

Content you choose to share, such as social media links, audience information and images.

Technical data generated when you visit the site, such as pages requested and approximate location derived from your IP address.

To respond to your inquiry and provide the service you asked for.

To operate accounts, campaigns and production orders.

To keep records of agreed deals and applicable service fees.

To keep the site secure and improve it.

Performance of a contract, or steps taken at your request before entering into one.

Our legitimate interests in operating and improving the marketplace.

Your consent, where we ask for it — for example, non-essential cookies.

Legal obligations, such as accounting and tax records.

Hosting and database infrastructure providers used to run the site and store submissions.

Production and shipping partners, where a physical order requires them.

Email providers used to reply to you.

We do not sell personal data.

Our production operations are in Türkiye and our hosting and database providers may process data outside your country. Where data leaves the UK or the EEA, we rely on appropriate safeguards such as standard contractual clauses.

We keep inquiry and account data for as long as needed to handle your request and to meet legal, accounting and record-keeping obligations, then delete or anonymise it.

You can ask for access to your data, correction of inaccurate data, deletion, restriction of processing, portability, and you can object to processing based on legitimate interests.

Where processing relies on consent, you can withdraw it at any time.

Contact us using the details below. You also have the right to complain to your data protection authority.

Essential cookies and similar storage are used to keep the site working, for example to keep you signed in and remember your language choice.

Non-essential cookies are not set without your consent. See the Cookie Policy for details.

The marketplace is intended for people aged 18 and over. We do not knowingly collect data from children.