The record label  "Memphis Recording Service" was founded 2005 in the UK by the lifelong collector and Elvis expert Joseph Pirzada. Since that time a lot of Elvis media were legally published by MRS. Here you can see the CD releases.

2007 My Baby Left Me	2007 New York RCA Studio 1 The Complete Sessions	2007 New York RCA Studio 1
2009 Tupelo Welcomes Elvis Presley Home	2010 Off Duty With Private Presley	2011 G.I. Blues The Alternative Album Version
2011 G.I. Blues The Cafe Europe Sessions	2011 The Complete Louisana Hayride Archives 1954 - 1956	2012 Blue Hawaii - The Expanded Alternate Album
2012 Greatest Live Hits Of The 50's	2012 Such A Night In Pearl Harbor	2016 Live At Tthe 50's - The Complete Concert Recordings
2016 Elvis On Television 1956-1960	2016 The Complete Works 1953 – 1955	2017 Studio Sessions '56 - The Complete Recordings
2018 The Complete '50s Movie masters & Session Recordings	2019 Made In Germany	2019 Back In Living Stereo
2021 Summer Festival 1970 The Rehearsals	2021 Las Vegas International The First Engagements 1969-'70	2021 Las Vegas International September 1970
2021 Mono To Stereo

Thanks to Mr. Joesph Prizada from the "Memphis Recording Service" for the permission to use the MRS logo and information from the MRS website.

Thanks to *D.J.-Maciek!*, elvispresleyforum.pl, for providing the base.