Complex sentence: As of January 1937, he led the VOMI (Volksdeutsche Mittelstelle), and from October 1939 became directly subordinate to the "Reich Commissar for the Strengthening of Germanism", Heinrich Himmler, who in June 1941 also let Lorenz have his own SS Main Office.
Split into simpler sentences: As of January 1937, he led the VOMI (Volksdeutsche Mittelstelle). From October 1939 became directly subordinate to the "Reich Commissar for the Strengthening of Germanism", Heinrich Himmler, who in June 1941 also let Lorenz have his own SS Main Office.