2017 REGISTRATION DOCUMENT

BOURBON 2017 Registration Document 4 BOURBON IN 2017 1 Key figures 1. KEY FIGURES 3 REVENUE * (IN € MILLIONS) 2015 2016 1,437 1,103 861 2017 * Adjusted. 3 EBITDAR (IN € MILLIONS) 547.7 383.0 252.4 2015 2016 2017 * Adjusted. 3 EBIT* (IN € MILLIONS) 66.1 -403.9 -165.1 2015 2016 2017 * Adjusted. 3 BREAKDOWN OF 2017 REVENUE BY ACTIVITY Marine Services 73% 1.5% Subsea Services 25.5% Other 3 EBITDA* (IN € MILLIONS) 371.3 193.3 87.8 2015 2016 2017 * Adjusted. 3 NET INCOME, GROUP SHARE (IN € MILLIONS) -76.6 -576.3 -279.6 2015 2016 2017 * The adjusted financial information is presented by activity and by segment based on the internal reporting system and shows internal segment information used by the principal operating decision maker to manage and measure the performance of BOURBON (IFRS 8). Internal reporting (and thus adjusted financial information) records the performance of operational joint ventures in which the Group has joint control by the full consolidation method. Moreover, internal reporting (and therefore adjusted financial information) does not reflect the application of IAS 29 (Financial Reporting in Hyperinflationary Economies), applicable for the first time in 2017 (retroactively to January 1) to an operating joint venture based in Angola.