Grainger plc (the "Company")

AGM - FURTHER INFORMATION

As noted in the Notice of Meeting published on 19 December 2022 and similar to last year, the Board considers it important that shareholders have the opportunity to engage with the Board prior to the AGM. As such, all shareholders are invited to send any questions that they have in connection with the matters arising at the AGM.  Details of how to submit a question can be found on the Company's website at https://corporate.graingerplc.co.uk/investors/investor-downloads.

When submitting your question, please include your Investor Code which can be found on your Form of Proxy or Share Certificate.

The Board will seek to respond to questions that are received by close of business on Friday 3 February 2023 on or before Wednesday 8 February 2023. Responses to any questions received between 3-8 February 2023 (inclusive) will be published as soon as practicable following the AGM.

Questions received and the Company's responses will be published on the Company's website. The Company will also publish a short presentation in advance of the AGM on the website.

For and on behalf of Grainger plc

Adam McGhin

Group General Counsel and Company Secretary