The Washington Companies, a parent company of several independent entities, completed the acquisition of Dominion Diamond, a diamond mining company based in Canada, for $1.2bn. “Dominion Diamond has an excellent collection of mining assets and a talented and experienced management team and workforce. We are excited to work with their team to extend the mine life of the Ekati mine and continue partnering with Rio Tinto in the operation of the Diavik mine, while maintaining long-term employment for Dominion employees. The Washington Companies has a long track record of building businesses throughout North America, significant experience in mining as well as operating its investments in Canada, and a decades-long investment horizon. We share a commitment to providing long-term benefits to all Dominion stakeholders and to the Northwest Territories and its local communities," Lawrence R. Simkins, The Washington Companies President.