Annual Information Update

Elementis PLC 29 May 2007 ELEMENTIS PLC Annual Information Update Elementis plc (the 'Company') announces that, in accordance with Prospectus Rule 5.2, the following information has been published or made available by the Company to the public since the publication of its Annual Report and Accounts for the year ended 31 December 2005 on 12 March 2006. Announcements made via a RIS The Company has made the following UK regulatory announcements via a regulatory information service since 12 March 2006: date headline 02 Mar, 2006 Holding(s) in Company 02 Mar, 2006 Holding(s) in Company 08 Mar, 2006 Holding(s) in Company 27 Mar, 2006 Holding(s) in Company 27 Mar, 2006 Strategic Review 31 Mar, 2006 Holding(s) in Company 31 Mar, 2006 ESOT Purchase 03 Apr, 2006 Holding(s) in Company 10 Apr, 2006 Director/PDMR Shareholding 10 Apr, 2006 Annual Report and Accounts 16 May, 2006 Annual Information Update 15 May, 2006 Doc re Annual General Meeting 15 May, 2006 Director/PDMR Shareholding 22 May, 2006 Director/PDMR Shareholding 25 May, 2006 Director/PDMR Shareholding 26 May, 2006 Director/PDMR Shareholding 16 Jun, 2006 Director/PDMR Shareholding 21 Jun, 2006 ESOT Purchase 27 Jun, 2006 Trading Update 27 Jun, 2006 Interim Results 01 Aug, 2006 Holding(s) in Company 04 Aug, 2006 Director/PDMR Shareholding 04 Aug, 2006 ESOT Purchase 04 Aug, 2006 Director/PDMR Shareholding 08 Aug, 2006 Director/PDMR Shareholding 09 Aug, 2006 Holding(s) in Company 10 Aug, 2006 Director/PDMR Shareholding 11 Aug, 2006 Holding(s) in Company 14 Aug, 2006 Holding(s) in Company 15 Aug, 2006 Holding(s) in Company 22 Aug, 2006 Holding(s) in Company 22 Aug, 2006 Holding(s) in Company 29 Aug, 2006 Director/PDMR Shareholding 29 Aug, 2006 Director/PDMR Shareholding 30 Aug, 2006 Holding(s) in Company 04 Sep, 2006 Holding(s) in Company 07 Sep, 2006 Holding(s) in Company 13 Sep, 2006 Holding(s) in Company 15 Sep, 2006 Holding(s) in Company 19 Sep, 2006 Blocklisting Interim Review 19 Sep, 2006 Blocklisting Interim Review 19 Sep, 2006 Blocklisting Interim Review 22 Sep, 2006 Holding(s) in Company 22 Sep, 2006 Directorate Change 25 Sep, 2006 Holding(s) in Company 25 Sep, 2006 Holding(s) in Company 02 Oct, 2006 Redeemable B Shares 26 Sep, 2006 Additional Listing 05 Oct, 2006 Holding(s) in Company 05 Oct, 2006 Holding(s) in Company 10 Oct, 2006 Holding(s) in Company 11 Oct, 2006 Holding(s) in Company 13 Oct, 2006 Holding(s) in Company 17 Oct, 2006 Holding(s) in Company 17 Oct, 2006 Holding(s) in Company 18 Oct, 2006 Additional Listing 24 Oct, 2006 Holding(s) in Company 31 Oct, 2006 Holding(s) in Company 27 Nov, 2006 Holding(s) in Company 28 Nov, 2006 Holding(s) in Company 04 Dec, 2006 Holding(s) in Company 06 Dec, 2006 Holding(s) in Company 08 Dec, 2006 Holding(s) in Company 15 Dec, 2006 Trading Statement 22 Dec, 2006 Holding(s) in Company 27 Dec, 2006 Total Voting Rights 12 Jan, 2007 Holding(s) in Company 15 Jan, 2007 Holding(s) in Company 16 Jan, 2007 Holding(s) in Company 18 Jan, 2007 Directorate Change 23 Jan, 2007 Total Voting Rights 08 Feb, 2007 Holding(s) in Company 14 Feb, 2007 Holding(s) in Company 16 Feb, 2007 Holding(s) in Company 27 Feb, 2007 Final Results 28 Feb, 2007 Total Voting Rights 01 Mar, 2007 Dividend Payment - Correction 05 Mar, 2007 Holding(s) in Company 14 Mar, 2007 Holding(s) in Company 14 Mar, 2007 Holding(s) in Company 16 Mar, 2007 Holding(s) in Company 19 Mar, 2007 Holding(s) in Company 20 Mar, 2007 Holding(s) in Company 20 Mar, 2007 Holding(s) in Company 20 Mar, 2007 Holding(s) in Company 20 Mar, 2007 Holding(s) in Company 20 Mar, 2007 Holding(s) in Company 30 Mar, 2007 Total Voting Rights 30 Mar, 2007 Holding(s) in Company 05 Apr, 2007 Holding(s) in Company 13 Apr, 2007 Annual Report and Accounts 26 Apr, 2007 Trading Statement 26 Apr, 2007 Result of AGM 08 May, 2007 Holding(s) in Company 11 May, 2007 Sale of Pigments Business 11 May, 2007 ESOT Purchase 14 May, 2007 ESOT Purchase 14 May, 2007 Director/PDMR Shareholding 15 May, 2007 Holding(s) in Company 17 May, 2007 Holding(s) in Company 17 May, 2007 Holding(s) in Company 17 May, 2007 Director/PDMR Shareholding 17 May, 2007 Director/PDMR Shareholding Copies of these announcements can be obtained from the London Stock Exchange's website at www.londonstockexchange.com/marketnews under code 'ELM'. Documents filed at Companies House The Company has made the following filings with Companies House since 12 March 2006: date document description of document 15 Mar, 2006 88(2)R Return of allotment of shares 15 Mar, 2006 88(2)R Return of allotment of shares 22 Mar, 2006 88(2)R Return of allotment of shares 22 Mar, 2006 88(2)R Return of allotment of shares 6 Apr, 2006 88(2)R Return of allotment of shares 11 Apr, 2006 88(2)R Return of allotment of shares 12 Apr, 2006 88(2)R Return of allotment of shares 12 Apr, 2006 88(2)R Return of allotment of shares 2 May, 2006 88(2)R Return of allotment of shares 2 May, 2006 88(2)R Return of allotment of shares 2 May, 2006 88(2)R Return of allotment of shares 3 May, 2006 88(2)R Return of allotment of shares 9 May, 2006 RES09 Resolutions relating to the disapplication of pre-emption rights and authority to allot shares 11 May, 2006 88(2)R Return of allotment of shares 11 May, 2006 88(2)R Return of allotment of shares 15 May, 2006 88(2)R Return of allotment of shares 15 May, 2006 88(2)R Return of allotment of shares 30 May, 2006 88(2)R Return of allotment of shares 30 May, 2006 88(2)R Return of allotment of shares 6 Jun, 2006 88(2)R Return of allotment of shares 6 Jun, 2006 88(2)R Return of allotment of shares 6 Jun, 2006 88(2)R Return of allotment of shares 15 Jun, 2006 88(2)R Return of allotment of shares 15 Jun, 2006 88(2)R Return of allotment of shares 15 Jun, 2006 88(2)R Return of allotment of shares 21 Jun, 2006 88(2)R Return of allotment of shares 21 Jun, 2006 88(2)R Return of allotment of shares 23 Jun, 2006 AA Annual Accounts 11 Jul, 2006 88(2)R Return of allotment of shares 11 Jul, 2006 88(2)R Return of allotment of shares 11 Jul, 2006 88(2)R Return of allotment of shares 12 Jul, 2006 88(2)R Return of allotment of shares 12 Jul, 2006 88(2)R Return of allotment of shares 12 Jul, 2006 88(2)R Return of allotment of shares 12 Jul, 2006 88(2)R Return of allotment of shares 12 Jul, 2006 88(2)R Return of allotment of shares 12 Jul, 2006 88(2)R Return of allotment of shares 15 Aug, 2006 88(2)R Return of allotment of shares 15 Aug, 2006 88(2)R Return of allotment of shares 15 Aug, 2006 88(2)R Return of allotment of shares 16 Aug, 2006 88(2)R Return of allotment of shares 16 Aug, 2006 88(2)R Return of allotment of shares 16 Aug, 2006 88(2)R Return of allotment of shares 16 Aug, 2006 88(2)R Return of allotment of shares 16 Aug, 2006 88(2)R Return of allotment of shares 16 Aug, 2006 88(2)R Return of allotment of shares 29 Aug, 2006 88(2)R Return of allotment of shares 18 Sep, 2006 88(2)R Return of allotment of shares 18 Sep, 2006 88(2)R Return of allotment of shares 18 Sep, 2006 88(2)R Return of allotment of shares 18 Sep, 2006 88(2)R Return of allotment of shares 18 Sep, 2006 88(2)R Return of allotment of shares 18 Sep, 2006 88(2)R Return of allotment of shares 18 Sep, 2006 88(2)R Return of allotment of shares 18 Sep, 2006 88(2)R Return of allotment of shares 18 Sep, 2006 88(2)R Return of allotment of shares 18 Sep, 2006 88(2)R Return of allotment of shares 23 Oct, 2006 88(2)R Return of allotment of shares 23 Oct, 2006 88(2)R Return of allotment of shares 23 Oct, 2006 88(2)R Return of allotment of shares 23 Oct, 2006 88(2)R Return of allotment of shares 23 Oct, 2006 88(2)R Return of allotment of shares 23 Oct, 2006 88(2)R Return of allotment of shares 23 Oct, 2006 88(2)R Return of allotment of shares 23 Oct, 2006 88(2)R Return of allotment of shares 10 Nov, 2006 288a Appointment of a director 22 Nov, 2006 88(2)R Return of allotment of shares 22 Nov, 2006 88(2)R Return of allotment of shares 22 Nov, 2006 88(2)R Return of allotment of shares 04 Jan, 2007 88(2)R Return of allotment of shares 04 Jan, 2007 88(2)R Return of allotment of shares 04 Jan, 2007 88(2)R Return of allotment of shares 15 Jan, 2007 288a Appointment of a Secretary 15 Jan, 2007 288b Resignation of a Secretary 01 Feb, 2007 288a Appointment of a director 03 Feb, 2007 88(2)R Return of allotment of shares 05 Feb, 2007 122 Alteration of share capital 15 Feb, 2007 363 Annual return 28 Mar, 2007 88(2)R Return of allotment of shares 03 Apr, 2007 88(2)R Return of allotment of shares 20 Apr, 2007 88(2)R Return of allotment of shares 21 May, 2007 288b Resignation of a Director 21 May, 2007 Res 09 Resolutions relating to the disapplication of pre-emption rights and authority to allot shares Copies of these documents can be obtained from Companies House, Crown Way, Cardiff CF14 3UZ (e-mail: enquiries@companies-house.gov.uk) or, if you are a registered user, through Companies House Direct at www.direct.companieshouse.gov.uk. Documents filed with the UKLA Document Viewing Facility The Company has filed the following documents with the UKLA Document Viewing Facility since 12 March 2006: Date description of document 31.03.06 Annual Report and Accounts for the year ended 31 December 2005 28.04.06 Copies of resolutions passed at the Annual General Meeting of the Company on 27 April 2006 31.03.07 Annual Report and Accounts for the year ended 31 December 2006 02.05.07 Copies of resolutions passed at the Annual General Meeting of the Company on 26 April 2007 Copies of these documents can be obtained from the Company's website at www.elementis.com or on request from the Company at its registered office at 10 Albemarle Street, London W1S 4BL. The Company confirms that, in accordance with Article 27(3) of the Prospectus Directive Regulation, some of the information disclosed in the announcements and documents referred to above may now be out of date. Kathryn Silverwood Company Secretary Telephone: +44 (0)20 7408 9300 This information is provided by RNS The company news service from the London Stock Exchange

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