Stork Technical Services heralds rebrand of RBG with multi-million pound contract extension. Stork Technical Services, the leading global provider of knowledge-based asset integrity management services for the chemical, oil and gas and power sectors, today announces its rebrand of the RBG group, following the company’s acquisition in May 2011. The rebranding takes place on the same day that the group unveils a £25million pound two-year contract extension with a major North Sea operator that will generate around 30 new offshore positions in 2012.