TVEL is also a Russian abbreviation of the "heat-releasing element", fuel rod.
The TVEL Fuel Company is a Rosatom-owned nuclear fuel cycle company headquartered in Moscow. It has operated since 1996. Wikipedia
Parent organizations: Rosatom, Atomenergoprom, and Joint Stock Company Atomic Energy Power Corporation
Subsidiaries: Siberian Chemical Combine, Chepetskiy Mechanical Plant, Mashinostroitelny Zavod, and more
Headquarters: Moscow, Russia
President: Natalia Vladimirovna Nikipelova
Founded: 1996
Key people: Vitaliy Konovalov (Founder); Sergei Sobyanin (Chairman of the board); Anton Badenkov (Acting president)
Source: S&P Global Market Intelligence