The Sustainable Party - Privacy Policy & Security

The Sustainable Party is a political party registered with the Electoral Commission. All the organisational and financial functions of the party are managed by The Sustainable Growth Party Limited on behalf of the party. All website,  membership, and personal data is processed and stored by the Sustainable Growth Party Limited on behalf of the Sustainable Party. The Sustainable Growth Party Limited is registered with the Information Commissioner (ICO), registration number: ZB648043.

Secure Site - SSL

Our website uses a Secure Socket Layer (commonly called an SSL certificate) to encrypt all data being transmitted between your browser and our web server to ensure that no personal information can be intercepted. This is denoted by the https: web address prefix. Click on the padlock in your browser address bar for details of our SSL certificate.

Privacy and personal data

You can view our website as a guest without any personally identifiable information being gathered about you. Only if you subscribe to a membership will we ask for any personal data.

Consent - Joining as a member or contacting us

By registering on our website or by sending us any communication you are giving your consent for us to process and store the personal information you provide.

Your consent for our processing of your data is based on the Lawful Bases of Contract and of Legitimate Interest: you are providing your personal information with the intention of our processing it for the purposes of our providing information, and / or you joining as a member, becoming a volunteer, or making a donation.

If you join on our website, we will store the membership information you provide on our web server. This may include:

Under 18?

The reason we ask for your date of birth is to meet our obligations to the safeguarding of minors, and membership is only available to people of age 13 and over.

Website communications

If you use our website communication services, e.g. forum or other internal messaging systems, details of your posts and messages, together with your IP address and name will be stored in our systems for the purposes of security, moderation, and the prevention of abuse.

If you participate in discussions on our website via the forum or other community communication services your name will be displayed on posts and will be visible to other members. You may also disclose other personal information in your posts, wittingly or unwittingly, and by posting or communicating with other members you are giving your consent to the storage and disclosure of that information to other members of the Sustainable Party through your activity on the website. 

We take website security very seriously, and we are committed to taking all appropriate steps necessary to protect any personal information stored in our databases against unauthorised access. Our site is hosted on a conventional server protected by the latest security software. Both the server operating systems and content management systems are fully maintained, and updated to the most recent software level to minimise any likelihood of unauthorised access.

You as a user, also have a part to play in maintaining the security of your personal information, by following some simple rules when registering:

• Don’t use a username and password that would be easy to guess
• If possible, use a username and/or password that is not a real word
• Don't use a password that you have used on other websites
• Use a long password (8 or more characters) rather than a short one
• Use a password containing letters, numbers, and special characters
• Use a username and/or password with a mixture of capitals and lower case letters

We recognise that your personal information should be protected and we will only share your information with third parties that have a need to know, such as those processing data on our behalf, or as a result of any statutory or legal obligations. We will not share any personal information, or pass or sell it to any other third party.


If you email us, details of your messages will be stored on our web server as well as in our email systems and the systems of our GDPR compliant email service provider.

Email is intrinsically not secure and you should be aware that your system and email service provider may not encrypt email.

If you have joined as a member or registered to receive our email newsletters, we may email you with relevant news and information about our activities. You can unsubscribe from our mailing list at any time by clicking on the unsubscribe link on each newsletter email. You will then be automatically removed from the mailing list. Opting out of newsletter mailing list does not affect your membership or personal information stored on the website.

Website tracking information

When you visit our website, information is recorded in our server log files. We use statistical software which analyses traffic patterns and site use from this data. This provides anonymous information about how people have found the site, which pages they have visited, which page they exit from, and so on. These statistics are important to us so that we can make the website more efficient.

We also use the Google Analytics and Matomo programs for advanced analysis. The Google Analytics program uses cookies to store anonymous tracking data. We may also use Google and Bing Ads to promote our activities. These may also set cookies to anonymously track ad performance. Please see our Cookie Policy for more information on what information is stored and what it is used for.

No personal information is gathered from any website tracking service we use.


See our separate Cookie Policy

Linked websites

Our website provides links to other websites which are not under our control, and are not covered by this policy. If you access other sites using the links provided, the operators of these sites may collect information from you which will be processed by them in accordance with their own privacy policies, which may be different from ours.

Access, rectification and erasure of any personal information held by us

You have a statutory right to be informed about the personal data that is held by us about you. To:

• obtain a copy of the personal information we hold about you,
• request changes to correct your personal information,
• request erasure (deletion) of your personal data,

please write to us at the address on our website or This email address is being protected from spambots. You need JavaScript enabled to view it.. For reasons of security we can only accept email requests for details or changes of personal information where the request is sent from an email address matching one contained in our data.

Before we release any personal information you may be required to verify your identity.