Holtzbrinck Publishing Group
In 2015 , it merged most of its Macmillan Science and Education unit ( including Nature Publishing Group ) with Springer Science+Business Media , creating the company Springer Nature . 
<triplet> Nature Publishing Group <subj> Springer Nature <obj> parent organization <triplet> Springer Science+Business Media <subj> Springer Nature <obj> parent organization <triplet> Springer Nature <subj> 2015 <obj> inception <subj> Springer Science+Business Media <obj> subsidiary