He has been the musical director of Sydney Philharmonia Choirs , chorus master and chief conductor of the Welsh National Opera , artistic director and conductor with the Washington Concert Opera and musical director of the Pittsburgh Opera .
Antony Walker is an Australian conductor .
Antony Walker has been the musical conductor of Sydney Philharmonia Choirs , chorus master and chief conductor of the Welsh National Opera , artistic director and conductor with the Washington Concert Opera and musical director of the Pittsburgh Opera .
Antony Walker is an Australian conductor .