- – Kolomensky zavod (Kolomna factory, Kolomna, Moscow)
– Demihovsky machinestroitelny zavod (Demihovo machine factory, Demihovo, Moscow)
– Novocherkassky elektrovosostroitelny zavod (Novocherkassk electric locomotive factory, Novocherkassk, Rostov)
– Lugansky tepvozostroitelny zavod (Lugansk diesel locomotive factory, Lugansk, Ukraine)
– Siemens AG (Krefeld, Germany)