| 2nd Oct 2025 12:06 pm | RNS | Further update on Sabien, b.grn & related matters | 
                                                                            
                                            | 19th Sep 2025 7:00 am | RNS | Trading Update | 
                                                                            
                                            | 31st Jul 2025 4:59 pm | RNS | Total Voting Rights | 
                                                                            
                                            | 8th Jul 2025 7:00 am | RNS | Year End Trading Update | 
                                                                            
                                            | 30th Jun 2025 2:53 pm | RNS | Issue of shares to directors | 
                                                                            
                                            | 23rd Jun 2025 4:28 pm | RNS | Holding(s) in Company | 
                                                                            
                                            | 17th Mar 2025 7:00 am | RNS | Half-year Report for the 6 months to 31 Dec 2024 | 
                                                                            
                                            | 6th Feb 2025 11:43 am | RNS | Update in relation to Aeristech Limited | 
                                                                            
                                            | 27th Jan 2025 7:00 am | RNS | Trading update - acceleration of new M2G orders | 
                                                                            
                                            | 31st Dec 2024 12:30 pm | RNS | Total Voting Rights | 
                                                                            
                                            | 19th Dec 2024 10:51 am | RNS | Result of Annual General Meeting | 
                                                                            
                                            | 19th Dec 2024 7:00 am | RNS | Update on US Waste Plastics to Oil Project | 
                                                                            
                                            | 28th Nov 2024 7:00 am | RNS | Director/PDMR Shareholding | 
                                                                            
                                            | 19th Nov 2024 7:00 am | RNS | Issue of shares to non-executive directors | 
                                                                            
                                            | 18th Nov 2024 7:00 am | RNS | Final Results & Annual Report & Accounts for 2024 | 
                                                                            
                                            | 11th Nov 2024 7:00 am | RNS | New M2G Cloud Connection System Order | 
                                                                            
                                            | 17th Oct 2024 7:00 am | RNS | Update on US Waste Plastics to Oil Project | 
                                                                            
                                            | 30th Sep 2024 5:00 pm | RNS | Total Voting Rights | 
                                                                            
                                            | 26th Sep 2024 4:21 pm | RNS | Director/PDMR Shareholding | 
                                                                            
                                            | 19th Sep 2024 1:00 pm | RNS | Holding(s) in Company | 
                                                                            
                                            | 4th Sep 2024 5:30 pm | RNS | Admission of New Shares & Total Voting Rights | 
                                                                            
                                            | 29th Aug 2024 4:00 pm | RNS | Update on Admission of New Ordinary Shares | 
                                                                            
                                            | 20th Aug 2024 7:00 am | RNS | Related Party Funding | 
                                                                            
                                            | 8th Jul 2024 8:15 am | RNS | Trading Statement | 
                                                                            
                                            | 28th Mar 2024 2:30 pm | RNS | Director/PDMR Shareholding | 
                                                                            
                                            | 8th Mar 2024 7:00 am | RNS | Holding(s) in Company | 
                                                                            
                                            | 6th Mar 2024 7:00 am | RNS | Holding(s) in Company | 
                                                                            
                                            | 5th Mar 2024 11:52 am | RNS | Holding(s) in Company | 
                                                                            
                                            | 29th Feb 2024 5:00 pm | RNS | Total Voting Rights | 
                                                                            
                                            | 21st Feb 2024 11:27 am | RNS | Result of Broker Option, Issue of Equity and TVR | 
                                                                            
                                            | 20th Feb 2024 3:45 pm | RNS | Director/PDMR Shareholding | 
                                                                            
                                            | 19th Feb 2024 7:45 am | RNS | Placement and Broker Option | 
                                                                            
                                            | 19th Feb 2024 7:30 am | RNS | Half-year Report for the 6 months to 31 Dec 2023 | 
                                                                            
                                            | 7th Feb 2024 7:00 am | RNS | New system installed at Hampton Court Palace | 
                                                                            
                                            | 9th Jan 2024 7:00 am | RNS | Trading Update | 
                                                                            
                                            | 29th Nov 2023 1:00 pm | RNS | Result of AGM | 
                                                                            
                                            | 29th Nov 2023 7:30 am | RNS | AGM Statement | 
                                                                            
                                            | 21st Nov 2023 1:30 pm | RNS | Holding(s) in Company | 
                                                                            
                                            | 3rd Nov 2023 4:50 pm | RNS | Holding(s) in Company | 
                                                                            
                                            | 2nd Nov 2023 1:34 pm | RNS | Holding(s) in Company |