Oil & Gas Zenith parent joining US giantThe parent of a north-east oil service company is changing hands in a £2.15billion deal announced yesterday. April 8th 2013, 11:50 pm 2 min read Facebook An icon of a facebook f logo. LinkedIn An icon of the LinkedIn logo. Twitter An icon of the Twitter logo. FOUNDER: Zenith general manager Greg Davie set up the firm with three other industry professionals