RTO 6-K

UNITED STATES

SECURITIES AND EXCHANGE COMMISSION

WASHINGTON, D.C. 20549

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FORM 6-K

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REPORT OF FOREIGN PRIVATE ISSUER

PURSUANT TO RULE 13a-16 OR 15d-16

UNDER THE SECURITIES EXCHANGE ACT OF 1934

For the month of July 2026

Commission File Number: 001-41524

Rentokil Initial plc

(Registrant’s name)

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Compass House

Manor Royal

Crawley

West Sussex RH10 9PY

United Kingdom

(Address of principal executive office)

Indicate by check mark whether the registrant files or will file annual reports under cover of Form 20-F or Form 40-F.

Form 20-F ☒ Form 40-F ☐

Indicate by check mark if the registrant is submitting the Form 6-K in paper as permitted by Regulation S-T Rule 101(b)(1): ☐

Indicate by check mark if the registrant is submitting the Form 6-K in paper as permitted by Regulation S-T Rule 101(b)(7): ☐

16 July 2026

Rentokil Initial plc

Notification of change in Director's details

John Pettigrew, Senior Independent Director of Rentokil Initial plc, has been appointed to the Board of SSE plc, a company listed on the London Stock Exchange, as a non-executive director with effect from 1 December 2026.

This disclosure is made in accordance with Listing Rule 6.4.9.

For further information, please contact:

Rachel Canham

Group General Counsel & Company Secretary

Tel: +44 (0)1293 858000

SIGNATURES

Pursuant to the requirements of the Securities Exchange Act of 1934, the registrant has duly caused this report to be signed on its behalf by the undersigned, thereunto duly authorized.