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Private company

All-Union Scientific and Research, Planning and Design Technological Institute on Electric Locomotives Building

Logo: velnii.ru3

Engineering firm in Rostov Oblast, Russia

The Research and Development Institute of Electric Locomotive Engineering (ElNII) was created in 1958 in pursuance of two Government Resolutions "Of Fifteen-Year Master Railway Electrification Plan for the Period of 1956-1971" (1956) and "Of Actions for Insurance of Manufacture of Main-Line Electric Locomotives for Railway Transports" (1958).2 It is headquartered in Novocherkassk.1 It is part of Transmashholding.1 Wikipedia text CC BY-SA 4.0

Last updated Oct 21, 2026.

Overview

1958Founded1

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Здание ОАО "ВЭлНИИ" Новочеркасск
Photo: Sll64, CC BY-SA 3.0, via Wikimedia Commons5

The Research and Development Institute of Electric Locomotive Engineering (ElNII) was created in 1958 in pursuance of two Government Resolutions "Of Fifteen-Year Master Railway Electrification Plan for the Period of 1956-1971" (1956) and "Of Actions for Insurance of Manufacture of Main-Line Electric Locomotives for Railway Transports" (1958).2

Corporate structure

All-Union Scientific and Research, Planning and Design Technological Institute on Electric Locomotives Building is part of a group headed by Transmashholding. 13 entities, 2 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.

The story

November 21, 1958 - Date of ELNII (Scientific and Research Institute on Electric Locomotives Building) foundation

June 25, 1963 - Date of reorganization into All-Union Scientific and Research, Planning and Design Technological Institute

on Electric Locomotives Building – VELNII

January, 1993 - Establishing of Open Joint Stock Company "VELNII"

From Wikipedia’s article on All-Union Scientific and Research, Planning and Design Technological Institute on Electric Locomotives Building, shared under CC BY-SA 4.0.4

Products and brands

Experts of the institute resolve a large quantity of complicated scientific and technical issues, among which are:

Development of design documentation for manufacture of main-line electric locomotives, EMUs and other electric equipment for railway and other rail transport.

Research works in the field of locomotive engineering.

Commissioning works, various types of tests of electric locomotives, units and other equipment for rail transports.

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Development and testing of advanced development insulation systems for traction engines of electric locomotives.

Product and enterprise manufacturing facilities certification tests.

Calibration of control instruments.

Development, manufacture and implementation of special testing equipment for electric machinery and devices of low and high power, and also rail transport.

Patent protection and patent infringement search for its own developments, provision of information and advertising, editorial and intermediary services.

From Wikipedia’s article on All-Union Scientific and Research, Planning and Design Technological Institute on Electric Locomotives Building, shared under CC BY-SA 4.0.4

Subsidiaries and ownership

Parent company

From Wikidata.1

Timeline

  1. 1958Founded Founded1

Sources

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

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