ɪn tˈuː θˈaʊzənd twˈɛlv, hˈɛlmɪŋɡɚ wʌz ɐpˈɔɪntᵻd tʃˈɛɹmən ʌvðə bˈoːɹd ʌv dᵻɹˈɛktɚz ʌv lˈʌksɛɹ, ðə lˈʌksɪmbˌɜːdʒɪʃ nˈæʃənəl flˈæɡ kˈæɹiɚ, ɐ pˈoʊst hiː hˈɛld ʌntˈɪl tˈuː θˈaʊzənd nˈaɪntiːn wɛn hiː wʌz səksˈiːdᵻd baɪ dʒəvˈɑːni dʒɐləmbˈɑːɹdoʊ.
In 2012, Helminger was appointed Chairman of the Board of Directors of Luxair, the Luxembourgish national flag carrier, a post he held until 2019 when he was succeeded by Giovanni Giallombardo.