Claim: De Gruyter GmbH (a.k.a. Walter de Gruyter GmbH) is a scholarly publishing house specializing in academic literature founded 271 years ago, while its current headquarters is in Berlin.
Evidence: De Gruyter (German: [ˈɡʁɔʏ̯tɐ) or Walter de Gruyter GmbH is a scholarly publishing house specializing in academic literature. 1749; 271 years ago (1749) De Gruyter GmbH Berlin