Sign in

Private company

Atomenergomash

Russian nuclear engineering company

Atomenergomash JSC (AEM Group) (Russian: Атомэнергомаш, AEM Holding company) is a Russian power engineering company, a supplier of products for nuclear and thermal power plants, natural gas and petrochemical industry, shipbuilding, and special steel markets. It is the mechanical engineering division of Rosatom. Together with its subsidiaries it employees more than 17,000 people.2 It is part of Atomenergoprom.1 Wikipedia text CC BY-SA 4.0

Last updated Oct 21, 2026.

Overview

2006Founded1

See how the biggest companies compare on our leaderboards

Atomenergomash JSC (AEM Group) (Russian: Атомэнергомаш, AEM Holding company) is a Russian power engineering company, a supplier of products for nuclear and thermal power plants, natural gas and petrochemical industry, shipbuilding, and special steel markets. It is the mechanical engineering division of Rosatom. Together with its subsidiaries it employees more than 17,000 people.2

Corporate structure

Atomenergomash is part of a group headed by Rosatom. 25 entities, 4 countries on record. Switch between the flow chart and the network, and select any entity to see its details.

Built from subsidiaries, stakes and holdings from Wikidata (CC0); major holders from Schedules 13D and 13G. Each entity in the chart links to its source.

What it owns

What Atomenergomash reports owning in its annual reports to the SEC: buildings, land and equipment, real estate and locations, investments, intangible assets and inventory, at the end of its latest fiscal year and a year before.

Stakes and holdings (Wikidata)

Things Wikidata records the company as owning, with the share when stated.1

The story

AEM was established in 2006 as part of Rosatom State Atomic Energy Corporation.

From Wikipedia’s article on Atomenergomash, shared under CC BY-SA 4.0.3

Products and brands

Atomenergomash is a large power engineering holdings in Russia. It involves the designing, manufacturing, and supplying of equipment for nuclear, thermal energy, gas and petrochemical, and shipbuilding industries. It is also active in the market of special grades of steel.

From Wikipedia’s article on Atomenergomash, shared under CC BY-SA 4.0.3

Subsidiaries and ownership

Parent company

Subsidiaries

From Wikidata.1

Timeline

  1. 2006Founded Founded1

Sources

The numbers on this page point here. Each one links to the record it came from.

  1. 1
  2. 2
  3. 3