The company is cutting more than 10,000 jobs across the world, with 2,800 of those connected with the BG deal.
Shell plans to close the Thames Valley Park campus by the end of the year.
All Aberdeen-based onshore operations will move to Tullos, with BG’s offices at Albyn Place closing, as will Shell’s Brabazon House office in Manchester.
Shell said the decisions were subject to the outcome of staff consultation.
The company is also planning to open a voluntary redundancy arrangement at Thames Valley Park.
Royal Dutch Shell shareholders approved the company’s $49bn takeover of BG Group in January.
Of those who voted, 83.08% of shareholders were in favour of the deal, one of the largest in the energy sector in the past decade.
Shell announced last April that it had agreed to buy oil and gas exploration firm BG Group.
*This website and sisters royaldutchshellgroup.com, shellnazihistory.com, royaldutchshell.website, johndonovan.website, shellnews.net, and shellwikipedia.com, are owned by John Donovan - more information here. There is also a Wikipedia segment, the Shell DPA Files, "Shell and the Spies", the Shell Leaks files, the Independent Shell Archive, as well as books written and published by John Donovan - Kindle eBooks. Timeline of the Donovan Shell Feud. Toxic History of Royal Dutch Shell Group. Shell and the Donovans: The Full Media Record — 550+ Articles, 110 Books, 40 Years. *All conjured up by internet wizz, Nick Gill.
