TANGRA is family owned enterprise, specialized in the production and engineering of ventilation, air conditioning and heating systems
The history of the company dates back to the founding of the trade and production company “TANGRA – Lazar Armianov” in the late 1930s. After World War II the company was nationalized by the state, and private business in Bulgaria was banned. At the first opportunity on August 1989, Dipl. Eng. July Armianov restored the company of his father and established “TANGRA Armianov and Partners”, which was later restructured into “TANGRA – AV” Ltd.
TANGRA has a production plant with more than 5500 m2 and a team of more than 140 people. The company uses the top-notch class production equipment and constantly invests in its highly qualified specialists. TANGRA’s portfolio also includes its own HVAC design bureau, R&D department, aerodynamic HVAC laboratory, teams for installation, service and maintenance of HVAC systems, 3 commercial centres in Sofia, Varna and Burgas, as well as a wide sales and service network in Bulgaria and Europe.

TANGRA is a company with a sense of the typical values of family-run corporations. July Armianov, Victoria Armianova and Ivan Armianov are in charge of the business growth and management of the company. TANGRA is run in constant strive for development of energy efficient equipment and projects, innovations and last but not least – maintaining the highest quality standards.]