Sigma-IS S.A.
Sigma-IS S.A.

SIGMA-IS S.A. is a joint-stock company established in 2002 in Bulgaria with headquarters and business address: 1 Vladaysko vastanie St., 2304 Pernik, Bulgaria. The company is entered in the Commercial Register under UIC 130951245.

SIGMA-IS S.A. is part of the international holding VIOHALCO Group. The major shareholder of the company is ETIL S.A., Greek legal entity.

The economic activity code of the company according to the National Classification is 3320: Installation of machines and equipment.

The company operates in the Bulgarian and Greek markets mostly.

The company is located in the industrial area of Pernik, within STOMANA INDUSTRY premises. The production hall is landed on 10 600 sqm and it is equipped with an extended machinery park.

The company employees 200 people, most of them are highly trained and experienced.

SIGMA-IS S.A has an Engineering projects team and is able to study and provide solutions for wide range of customers’ needs.

The core products and services that SIGMA-IS S A. provides have as follows:

  • Design, manufacturing and installation of steel structures
  • Provision of services for repair, maintenance and reconstruction of
    metallurgical equipment
  • Industrial ventilators, fans, blowers and all type fans, covering a wide range of performance (0.5 – 1.000kW).
  • Dedusting Systems (Industrial Filters – Filter bags- Cyclones)
  • Design, manufacturing and installation of automated systems
  • Developing and implementation of projects for automation of existing systems
  • Provision of services for repair, maintenance and reconstruction of
    metallurgical equipment
  • Repair and recovery of electrical equipment
  • Repair and maintenance of Overhead cranes and lifting equipment
  • Complete industrial ventilation systems, including electrical and
    electronic tables and automation systems (PLC, inverters, etc.)
  • Complete solutions for specialized customers’ needs: research, design and special constructions
  • Full electronic ventilators control, dedusting plants and technical
    equipment such as electrical and electronic boards.
  • Expertise in designing and supervising the fans’ construction and
    installation of complete dedusting and industrial ventilation systems.

Contact Person

Milena Asenova


1, Vladaysko vastanie Str., Pernik


0894 75 12 66