Legal and compliance
How Trellis protects data, uses AI responsibly and supports your organisation's compliance.

School onboarding
Everything your organisation needs to review Trellis and get ready to use it.
Data Protection Impact Assessment
Supporting information and templates to help your organisation complete its own data protection impact assessment.
Risk Register and MAT FAQ
A practical overview of key data protection and information governance risks, Trellis safeguards and common questions from MATs and schools.
Services Agreement, including the Data Processing Agreement (v1.3)
Our standard customer agreement, including the data processing terms governing Trellis's processing of personal data on your organisation's behalf.
Security & information governance
How Trellis protects customer data and manages information security.
Security Overview
An overview of the technical and organisational measures Trellis uses to protect customer and pupil data, including hosting, access controls, encryption, resilience, monitoring and incident management.
ISO 27001 Certificate
Trellis is certified to ISO/IEC 27001, the world's leading international standard for managing information security.
Cyber Essentials Certificate
Trellis is Cyber Essentials certified, a UK government backed scheme designed to protect organisations against the most common cyber threats.
Sub-processor List
See the third-party service providers that process customer data on behalf of Trellis, what they provide and where relevant processing takes place.
Trellis policies
Our policies explain how Trellis handles personal data and approaches the responsible use of AI.
Website Privacy Policy
How Trellis collects and uses personal information through our website and in our own business activities.
Product Privacy Policy
How personal data is processed when schools, MATs and other organisations use Trellis's service.
AI Ethics
Our principles for the safe, transparent and responsible use of AI in Trellis.