The story
1867: Germanischer Lloyd (GL) founded as a maritime classification society.
1904: Noble Denton founded by Captain Pedder to undertake technical assurance and project execution of complex marine operations in London.
1961: Captain David Noble and Dr Tony Denton successfully expand the Noble Denton business offering combined of seafaring and gas engineering services to companies operating in the North Sea.
1970s: Noble Denton expands its global reach by opening offices in the Far East, Brazil, US, UAE and Norway.
1976: GL diversifies its business offering to include technical services in the oil and gas industry.
2003: Noble Denton acquires Martech Unlimited Inc (USA).
2004: Noble Denton acquires BOMEL Ltd. (UK)
2007: Noble Denton acquires Intelligent Decisions (Norway), Poseidon Maritime Ltd. (UK), and Lowe Offshore International Inc (US)
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2007: GL acquires Advantica (UK), Materials Consulting Services (US), and PVI Inspection (Canada)
2008: GL acquires Trident Consultants (Malaysia)
2008: Noble Denton acquires Standard Engineering AS and Brevik Engineering AS (Norway)
2009: GL acquires International Refinery Services (Singapore)
2009: GL merges with Noble Denton
2010: GL Noble Denton is launched, combining Noble Denton and the oil and gas division of Germanischer Lloyd.
2013: GL merges with DNV, forming DNV GL.
From Wikipedia’s article on GL Noble Denton, shared under CC BY-SA 4.0.3