ALPHA Natural Resources has completed the acquisition of Massey Energy, creating a coal company in the US, the company has announced.

Massey stockholders received 1.025 shares of common stock of Alpha and $10.00 in cash for each share of Massey common stock, under the terms of the definitive merger agreement signed on 29 January 2011.

Alpha Natural Resources will become the second largest coal reserve base in the US with five billion tons of reserves in the major coal basins of central and northern Appalachia.

The company’s diversified assets now include approximately 150 coal mines and 40 preparation plants.