Zenith Energy Limited provided earnings guidance for the six months ending 31 December, 2017. For the period, the company expects revenue to be of AUD 33 million, with preliminary unaudited earnings before interest, tax, depreciation and amortization (EBITDA) expected to be in the range of AUD 12 million to AUD 14 million. Preliminary unaudited profit before tax (NPBT) is expected to be in the range of AUD 9.5 million to AUD 11 million.