The individual branches of the industry were divided into various subsidiaries, one of which was Stadtwerke Mannheim AG (SMA).

As a result, the shareholder structure looked as follows in February 2015: 50.1% city Mannheim (indirectly via MVV GmbH) 16.3% RheinEnergie 22.5% EnBW 6.3% GDF Suez 4.8% Free Float In 2017, EnBW bought a 6.28 percent stake in MVV Energie from French energy group Engie, increasing its holding to 28.76 percent.

End of 2014, in term of a capital increase MVV Energie acquired 50.1% shares of the project development company Juwi.

In November 2014, the Beegy GmbH was founded as a joint venture of MVV Energie with the Munich trade and services group BayWa r.e., the Irish heating and cooling system manufacturer Glen Dimplex and the Munich-based software specialist GreenCom Networks.

In Ridham Dock by Sittingbourne (Kent), MVV Environment Ltd. builds a biomass power plant, which will also be completed in 2015.