ɪn mˈeɪ tˈuː θˈaʊzənd θɹˈiː sˈuːɪz, hˌuː hæd ɐkwˈaɪɚd lˌaɪənˈeɪz baɪ mˈɜːdʒɚɹ ɪn nˈaɪntiːnhˈʌndɹɪd nˈaɪnti sˈɛvən, sˈoʊld sˈɛvənti fˈaɪv pɚsˈɛnt ʌv ˌɛndˌʌbəljˌuːdʒˈiː tʊ ɐ kənsˈɔːɹɾiəm ʌv pɹˈaɪvət ɪnvˈɛstɚz, ænd ðə kˈʌmpəni wʌz lˈɪstᵻd ɔnðə lˈʌndən stˈɑːk ɛkstʃˈeɪndʒ ɪn sɛptˈɛmbɚ tˈuː θˈaʊzənd θɹˈiː.
In May 2003 Suez, who had acquired Lyonnaise by merger in 1997, sold 75% of NWG to a consortium of private investors, and the company was listed on the London Stock Exchange in September 2003.