Kirkland Lake Gold Ltd. primarily specializes in the exploration, development, and active management of gold mining properties. The company manages significant gold operations, notably the Fosterville Mine in Victoria, Australia; the Macassa Mine, which is situated in the Kirkland Lake region of Ontario, Canada; and the Detour Lake Mine, found in northeastern Ontario, Canada. Additionally, Kirkland Lake Gold maintains a strategic collaboration with Newmont Corporation. Initially operating under the name Newmarket Gold Inc., the company officially rebranded to Kirkland Lake Gold Ltd. in December 2016. Its main corporate office is located in Toronto, Canada. Since February 8, 2022, Kirkland Lake Gold Ltd. has been operating as a subsidiary entity of Agnico Eagle Mines Limited.