| 14/08/15 | 15:24:27 | 14 Aug 2015 | | Holding(s) in Company | RNS |
| 17/06/15 | 08:00:09 | 17 Jun 2015 | | Block Listing Six Monthly Return | RNS |
| 10/06/15 | 13:01:36 | 10 Jun 2015 | | Director/PDMR Shareholding | RNS |
| 05/06/15 | 16:09:11 | 5 Jun 2015 | | Notification of Directors' Interest in Shares | RNS |
| 03/06/15 | 12:05:54 | 3 Jun 2015 | | Notification of Major Interest in Shares | RNS |
| 01/06/15 | 08:00:22 | 1 Jun 2015 | | Total Voting Rights and Share Capital | RNS |
| 15/05/15 | 08:00:18 | 15 May 2015 | | Director/PDMR Shareholding | RNS |
| 12/05/15 | 17:12:33 | 12 May 2015 | | Director/PDMR Shareholding | RNS |
| 12/05/15 | 08:00:13 | 12 May 2015 | | Acquisition | RNS |
| 06/05/15 | 08:01:52 | 6 May 2015 | | Acquisition of Mojo Maritime Limited | RNS |
| 01/05/15 | 14:01:40 | 1 May 2015 | | Resolutions Passed | RNS |
| 01/05/15 | 14:00:38 | 1 May 2015 | | Result of AGM | RNS |
| 01/05/15 | 08:00:27 | 1 May 2015 | | Holding(s) in Company | RNS |
| 30/04/15 | 08:00:15 | 30 Apr 2015 | | Trading Update and AGM Statement | RNS |
| 09/04/15 | 17:24:01 | 9 Apr 2015 | | Notification of Directors' Interest in Shares | RNS |
| 31/03/15 | 08:00:07 | 31 Mar 2015 | | Total Voting Rights and Share Capital | RNS |
| 03/03/15 | 07:00:25 | 3 Mar 2015 | | Acquisition of Subtech Group Holdings | RNS |
| 03/03/15 | 07:00:20 | 3 Mar 2015 | | Final Results | RNS |
| 10/02/15 | 07:00:09 | 10 Feb 2015 | | Acquisition of the National Hyperbaric Centre | RNS |
| 18/12/14 | 10:15:09 | 18 Dec 2014 | | Decommissioning Contract Award | RNS |
| 17/12/14 | 07:00:18 | 17 Dec 2014 | | Blocklisting Six Monthly Return | RNS |
| 01/12/14 | 13:04:01 | 1 Dec 2014 | | Director/PDMR Shareholding | RNS |
| 28/11/14 | 14:53:10 | 28 Nov 2014 | | Director/PDMR Shareholding | RNS |
| 20/11/14 | 09:17:47 | 20 Nov 2014 | | Director/PDMR Shareholding | RNS |
| 13/11/14 | 07:00:09 | 13 Nov 2014 | | Interim Management Statement | RNS |
| 11/11/14 | 14:55:28 | 11 Nov 2014 | | Director/PDMR Shareholding | RNS |
| 31/10/14 | 10:17:51 | 31 Oct 2014 | | Holding(s) in Company | RNS |
| 23/10/14 | 08:00:24 | 23 Oct 2014 | | Appointment of Non-Executive Director | RNS |
| 26/09/14 | 14:01:58 | 26 Sept 2014 | | Director Shareholding | RNS |
| 27/08/14 | 08:00:27 | 27 Aug 2014 | | Half Yearly Report | RNS |
| 27/08/14 | 08:00:26 | 27 Aug 2014 | | James Fisher, Divex Contract | RNS |
| 23/06/14 | 15:01:57 | 23 Jun 2014 | | Director/PDMR Shareholding | RNS |
| 20/06/14 | 08:00:05 | 20 Jun 2014 | | Acquisition | RNS |
| 17/06/14 | 10:35:38 | 17 Jun 2014 | | Blocklisting Six Monthly Return | RNS |
| 03/06/14 | 10:40:02 | 3 Jun 2014 | | Director/PDMR Shareholding | RNS |
| 12/05/14 | 14:55:04 | 12 May 2014 | | Director/PDMR Shareholding | RNS |
| 09/05/14 | 12:38:06 | 9 May 2014 | | Directorate Change | RNS |
| 02/05/14 | 14:52:46 | 2 May 2014 | | Resolutions Passed | RNS |
| 02/05/14 | 12:55:49 | 2 May 2014 | | Result of AGM | RNS |
| 01/05/14 | 08:00:10 | 1 May 2014 | | Interim Management Statement | RNS |
| 14/04/14 | 11:09:13 | 14 Apr 2014 | | Director/PDMR Shareholding | RNS |
| 09/04/14 | 16:42:23 | 9 Apr 2014 | | Director/PDMR Shareholding | RNS |
| 24/03/14 | 10:38:45 | 24 Mar 2014 | | Director/PDMR Shareholding | RNS |
| 19/03/14 | 16:57:32 | 19 Mar 2014 | | Director/PDMR Shareholding | RNS |
| 19/03/14 | 16:50:53 | 19 Mar 2014 | | Director/PDMR Shareholding | RNS |
| 18/03/14 | 07:00:06 | 18 Mar 2014 | | Acquisition | RNS |
| 04/03/14 | 07:00:23 | 4 Mar 2014 | | Final Results | RNS |
| 28/01/14 | 09:00:03 | 28 Jan 2014 | | Acquisition | RNS |
| 17/12/13 | 07:00:30 | 17 Dec 2013 | | Block Listing Six Monthly Return | RNS |
| 04/12/13 | 15:55:57 | 4 Dec 2013 | | Director/PDMR Shareholding | RNS |