Nov 17, 2008. /Lesprom.com/. The Forestry Commission requires the supply of forestry harvesting and forwarding machines in a GPB 7 million ($14 million) contract, Horticulture Week reported. The contract is expected to last for three years as a framework agreement, with up to five firms involved. The deadline is 28 November. The Forestry Commission is the largest land manager in Britain and the biggest provider of outdoor recreation.