VirtualSoft LLC — Power Construction & Engineering

Overhead transmission line
220 kV transmission line
Construction site
VirtualSoft LLC · Since 2008

We design and build power infrastructure

From feasibility studies and engineering design to installation, testing and commissioning of 0.4–220 kV transmission lines and substations — all under one roof.

60+Projects completed
50+Substations installed
300 km+Transmission lines
5475Days without incident

What we do

From design to operation

One team handles both construction and engineering design of power facilities, keeping schedule and accountability in a single place.

01 — Construction

Power facility construction

New construction, expansion, refurbishment, testing and commissioning of substations and transmission lines.

  • 0.4–220 kV overhead and cable lines
  • Substation installation and capacity upgrades
  • Building electrical supply and lighting
  • Fire suppression and alarm systems
80 MVA+
Total capacity connected to the grid
Substation works
02 — Engineering

Feasibility studies and design

Over 150 engineering designs delivered in 10 years through our design division.

  • Overhead lines and fibre-optic communication lines
  • Substations, outdoor and indoor switchgear
  • Power system stability and short-circuit studies
  • Model Studio CS · EnergyCS · RChain CS
150+Feasibility studies and designs
1500 km+Transmission lines designed

Ministry of Energy·Ministry of Construction and Urban Development·National Power Dispatching Center·Mongolian Railway·Ulaanbaatar Railway·Khurd Group·MCS Group·Bodi Group·NCD Group·Eco Construction·Tsetsens Mining & Energy·
Ministry of Energy·Ministry of Construction and Urban Development·National Power Dispatching Center·Mongolian Railway·Ulaanbaatar Railway·Khurd Group·MCS Group·Bodi Group·NCD Group·Eco Construction·Tsetsens Mining & Energy·

Projects

Selected major projects

Tavan Tolgoi–Zuunbayan line

35 kV · Construction

Tavan Tolgoi–Zuunbayan railway double-circuit overhead line

Baganuur–Buurulj line

220 kV

Baganuur–Buurulj overhead transmission line

Songino–Sergelen line

220 kV

Songino–Sergelen double-circuit transmission line

Undurkhaan substation

110/35/6 kV

Undurkhaan substation expansion to 2×25 MVA

Nalaikh technology park

110/35/10 kV

Nalaikh technology park line and substation

Central wastewater treatment plant

110/35/10 kV

Central wastewater treatment plant 2×40 MVA substation

About us

An experienced industry team

Since our founding in 2008 we have been building, maintaining and upgrading transmission lines and substations. We work with more than 500 clients and operate under ISO 45001.

51Employees
8Certified consulting engineers
500+Client organisations
Milestones

  • 2008 — Company founded; construction operations began
  • 2013 — Engineering design division established
  • 2018 — Aerated and reinforced concrete plant commissioned
  • 2018 — ISO 45001 management system introduced
Our team

  • Electrical engineers — 16
  • Linemen — 15 · Operators — 9
  • Civil engineers — 4
  • Senior engineers — 3 · Cost estimators — 6

Licences

Fully licensed

TZ-2.4

Installation, repair, testing and commissioning of 0.4–220 kV and higher transmission lines and substations

Ministry of Energy

BA-3.5 / BA-4.5

Installation of transmission networks, substations and related equipment

Ministry of Construction

BA-2.1

Construction, expansion and refurbishment of reinforced concrete, timber and masonry structures

Ministry of Construction

BA-6.3 / BA-6.4

Indoor lighting, power supply, communications, alarm and fire suppression systems

Ministry of Construction

BA-7.1

Building repair, interior finishing and landscaping

Ministry of Construction

ISO 45001

International occupational health and safety management system

Since 2018

Contact

Let’s talk about your project

We will prepare a preliminary estimate of scope, schedule and budget.

Address
Building 3, Door 7, 11th Khoroo,
Khan-Uul District, Ulaanbaatar, Mongolia
Email
info@virtualsoft.mn
Fax: +976 7000-5554
VirtualSoft LLC
VirtualSoft LLC

Since 2008 we have delivered construction, feasibility studies and engineering design for power facilities. Operating under ISO 45001.

What we do
  • Transmission line construction
  • Substation installation
  • Testing and commissioning
  • Feasibility and design
  • Electrical supply
Contact

© 2026 VirtualSoft LLC. All rights reserved.
Power construction · Engineering design