COMMTECH

• place Sofia, 4 Andrey Lyapchev bul.
• public https://www.commtech-bg.eu/bg/services

Construction Group LTD

• place Shumen, 30 Rishki prohod str.
• public http://www.construction-g.com/

Todor Kableshkov University of Transport

• place Sofia, 158 Geo Milev Str.
• public http://www.vtu.bg/en/index.php

Technical University Sofia

• place Sofia, 8 Kl. Ohridski Blvd
• public http://www.tu-sofia.bg/

АЛЕГИ ИНЖЕНЕРИНГ

• place ул. Шипка 28, Златица, България

Alexandris Engineering Ltd

• place Plovdiv, 28, Kuklensko Shosse str
• public http://www.alexandris.bg/

KNG Engineering

• place ул. „Димитър Благоев“ 22, Велико Търново, Bulgaria

Balkan Steel Engineering Ltd

• place Kazichene, 5 “Tsiklama” str.
• public http://www.balkansteel.com/en/

Rim Engineering

• place ul. Hristo Maksimov 45, Sofia, България
• public http://www.rimeng.bg

ARTEKS ENGINEERING

• place Sofia,
• public http://www.arteks.net/