Diploma delivers

We are committed to fulfilling our purpose in a way that is environmentally, socially and ethically responsible. Our businesses deliver positive impact through products and services that benefit our society or environment.

Delivering value responsibly

Our DVR framework is embedded into our strategy and culture. Embracing DVR is key to executing our strategy, fulfilling our purpose and scaling and managing our business sustainably.



2022 highlights

Colleague engagement

79 %

Group colleague engagement index

Colleague engagement survey

88 %

of colleagues feel empowered by their managers

Diversity, Equity & Inclusion

40 %

of hires into the Senior Management Team were women

Health & safety

44 %

reduction in accident severity rate

Supply chain

59 %

of identified key suppliers are aligned to our code


16 %

reduction in emissions intensity ratio

Our Reporting

We are taking real, measurable action in ESG. Find out more about our commitments and initiatives.

Policies and standards
01/11/2022 Whistleblowing Policy
03/10/2022 Code of Conduct
03/10/2022 Diversity, Equity & Inclusion Policy
03/10/2022 Health & Safety Policy
23/03/2022 Modern Slavery Statement
01/10/2021 Environment Policy
01/10/2021 Supplier Code
01/10/2021 Supply Chain Policy
01/06/2020 Anti-Bribery and Corruption Policy
01/06/2020 Share Dealing Policy