kind of ...Redhat is commericial, centos replica of RH free.
One must differentiate here between the individual components of EFM. Basically all EFM 1.6 components support RHEL/Centos 7.xx. But only a small subset of the EFM 1.6 components supports Ubuntu.
I have attached a list of EFM 1.6 components and supported operating systems to this post.