N.R Barber (Private) Limited, a mining operations company, performed contract mining work at Entuba Coal Mine in Hwange between 2014 and 2015. Entuba Coalfields (Private) Limited was a Special Purpose Vehicle formed by the defendant Zambezi Gas Zimbabwe (Private) Limited and Coal Producers and Processors Trust Zimbabwe as a joint venture. The defendant held the mining concession and availed it to the joint venture. Directors of the defendant, including Managing Director E. Raradza and Executive Director T. Nherera, were also directors of Entuba. All invoices were sent to the defendant's address for the attention of Mr. Nherera. On 12 May 2016, the defendant executed the first acknowledgement of debt for USD 3,012,493.46, subject to reconciliation of fuel expenses. On 15 February 2017, the defendant executed a second acknowledgement of debt for USD 3,885,000 (comprising principal debt of USD 2,715,000 plus interest of USD 1,170,000) and proposed a repayment plan from February 2017 to February 2020. The defendant failed to make the payments, and the plaintiff sued for the full amount.