When the wall was built in August 2009, neither company had obtained the required DFO approvals, the statement said.

"Both companies have considerable experience working in the Squamish area and were aware of the need to obtain the appropriate approvals from all levels of government prior to proceeding with construction," the statement said. "Management of W. Dowad Ltd. and L & A Equipment have accepted responsibility and acknowledge their part of the impact of fisheries resources in the area."