ðə kuːvˈɪliən ɡɹˈuːp, ɐ mɚɹˈiːn kənstɹˈʌkʃən kˈʌmpəni bˈeɪst ɪn bˈɛl tʃˈeɪs, luːˌiːzɪˈænə, wʌz hˈaɪɚd baɪ ðə ɡˈʌvɚnmənt tə ɹᵻkˈʌvɚ ænd kəntˈeɪn ðə spˈɪl ɪn tˈuː θˈaʊzənd nˈaɪntiːn; ɪn ˈeɪpɹəl tˈuː θˈaʊzənd nˈaɪntiːn, ðə kˈʌmpəni bˈɪlt ɐn ˌʌndɚwˈɔːɾɚ kəntˈeɪnmənt sˈɪstəm.
The Couvillion Group, a marine construction company based in Belle Chase, Louisiana, was hired by the government to recover and contain the spill in 2019; in April 2019, the company built an underwater containment system.