JHA Consulting Engineers | Directors Darren CampbellFebruary 11, 2022 Ben CookFebruary 10, 2022 Nathaniel SielyJanuary 14, 2019 Alex HoleMarch 20, 2018 Jim HatzimanolisMarch 10, 2017 Barry MartinMarch 10, 2017 Marc EstimadaMarch 10, 2017 Hadi JalghaMarch 10, 2017 Tian SongMarch 10, 2017 Diego MontelvereMarch 10, 2017 Brenton BurrowsMarch 9, 2017 JHA Consulting Engineers | Associates & Group Managers Chris Hadjiyiannis (Fire Services Group Manager)April 22, 2022 Matthew Beament (Civil Group Manager)April 19, 2022 Mitchell McLennan (Senior Associate)February 23, 2022 Alex Frew (Audio Visual Technology Group Manager)April 6, 2021 Helen Li (Associate)March 10, 2020 Boris Skapik (Associate)January 14, 2020 Shane Thompson (Associate)January 14, 2020 Tim Prideaux (Associate)January 14, 2019 Lawrence Yu (ESD Group Manager)December 5, 2018 John Unsworth (Melbourne Office Manager)November 20, 2018 Kosma Tzannes (Senior Associate)August 14, 2018 Kishan Chand (Associate)May 9, 2018 Mathew MacIntyre (Associate)May 9, 2018 Robert Armitage (Senior Associate)March 10, 2017 George Petropoulos (VT Group Manager)March 9, 2017 Con Serban (Associate)March 9, 2017
