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Engineering

Engineering

TANGRA – AV Ltd is family owned company, specialized in ventilation, air conditioning and heating equipment. In 1989, Dipl. Eng. July Armianov recovered the company of his father, „TANGRA – Lazar Armianov”, which after WW II was nationalized by the government and private business was forbidden in Bulgaria.
In the first two years, after the recovery, the company deals with HVAC design and energy audits of ventilation and heating systems.
The team of the company starts gradually to produce products and elements for the installation of the designed systems. The experience accumulated with the years help the team of TANGRA in development of HVAC systems, new high efficiency products and increase of the production facilities.
Today, the systems produced and installed by TANGRA processes few million cubic meters of air and recovery energy between 50% and 95%.

In all activities of the company Quality management system ISO 9001 is implemented.

The services in engineering offered by TANGRA include:

-    Feasibility study
-    HVAC design
-    Production
-    Installation and execution of projects
-    Energy audits
-    Service and maintenance
-    HVAC Academy
-    Seminars and symposium   

In all activities TANGRA applies the latest technologies and systems ensuring sustainability of the buildings and preserving the environment. Financial-economic analysis and life cycle cost analysis of different possible systems and solutions are competitive advantage, which the team of the company provides to customers and partners.     

TANGRA company guarantee all partners and customers:
-    Highest quality of elements and execution of ventilation, air conditioning and heating installations.
-    Strict adherence of the contract’s execution schedule and financial parameters.
-    Permanent supervision, control and accountability of the realization of the project.



We believe that satisfied customers are our best advertisement!
Dipl. Eng July Armianov

TANGRA is member of:
-    Bulgarian Construction Chamber
-    Confederation of Employers and Industrialists in Bulgaria
-    Bulgarian Machine Building Chamber
-    German Bulgarian Chamber of Industry and Commerce
-    Bulgarian Business Leader Forum