OCS sells Envirocomp back to owners after writing down value to zero

OCS sells Envirocomp back to owners after writing down value to zero
Paul McBeth
By Paul McBeth Aug. 22 (BusinessDesk) - OCS Group has sold Envirocomp back to the original owners after writing down the value of the Christchurch-based composting firm to zero last year.  Frontier Group Partners, a consortium including Envirocomp founder Karen Ashby, bought the local firm for an undisclosed sum, and plans to review the operations with a view to introducing new technology to expand the business, OCS said in a statement.  The New Zealand unit of UK facilities management group OCS bought Envirocomp in February 2011 for $...