[10] In February 2021, TMH was said to acquire Bergen Engines from Rolls-Royce, for approximately 150 million euros,[11][12][13] but the sale was stopped by the Norwegian government due to national security concerns.

[23] In October 2021 Transmashholding announced that a commercial launch of a new and sophisticated double-decker shuttle train is coming soon.

[31][32] In April 2007, Transmashholding and Knorr-Bremse agreed to create a Russian joint venture to manufacture, sell and service rail vehicle braking systems in Russia and the Commonwealth of Independent States.

[33] In December 2007, Alstom and Transmasholding signed a cooperation agreement that would lead to the formation of joint ventures for the production of railway components in Russia.

[34] In October 2008 the partnership was further extended by the formation of a 51:49 joint venture for the production of double decker coaches TMH-Alstom DV.

The inauguration ceremony was held in the presence of Russian Railways Senior Vice-President Valentin Gapanovich, TMH Managing Director Andrey Andreev, and Alstom Transport President, Henri Poupart-Lafarge.

[39][19] Transconverter was formed as a joint venture with Siemens in April 2005 for the production of electrical equipment (high voltage static converters).

Its first major contract after the change of ownership is the manufacturing of 680 passenger coaches for the Egyptian National Railways (ENR) in cooperation with TMH's Tver Carriage Works.

The company was also awarded a contract to refurbish the San Martin Line's carriages and CSR SDD7 locomotives at Mechita and announced plans to invest $70 million over the next 5 years and potentially $170 million over the next 10 in order to produce and repair rolling stock at the plant in exchange for a 30-year concession.