The move will allow the company additional time to ‘reflect the impact of its liquidity problems in the financial statements and related disclosures to be included’.

These problems result from a delay in resolving purchase price adjustments in connection with washington’s acquisition of Raytheon Engineers & Constructors and from substantial cost overruns and negative cash flows associated with certain RE&C projects.

The group intends to file its report with the SEC as soon as is practicable.