Cleworth Hall Colliery was sunk under the Cleworth Hall estate to the east of Yew Tree in 1874. In the early 1890s the shafts at Yew Tree were deepened. Cleworth Hall colliery was modernised before the 1914 and the Arley pit shaft equipped with steel headgear and a washery and coal preparation plant built. The company's coal output in 1871 was 25.825 tons and its highest output was in 1907 at 419.471 tons. In 1920 it was 267.848 tons.
