certification sgradi


Please do not trust if you receive messages that claim in any form that there has been a change in the bank and/or address details of CTEC. There is no such change.


CTEC Ltd. is entered in the public register of the Sustainable Energy Development Agency of the legal entities performing energy efficiency audits and buildings certification as per Article 44, Paragraph 1 of the Energy Efficiency Act.


With regard to energy efficiency audits and buildings certification, CTEC performs:

  • Assessment of compliance of investment projects in phases of technical and detailed designs under Article. 169, Paragraph 1, Item 6 of the Territorial Development Act, prior to issuance of a building permit;
  • Issuance of a design characteristics certificate for new buildings before commissioning;
  • Energy Efficiency Audits and Certification of Buildings in Operation;
  • Verification of energy efficiency of boilers and air conditioning systems in buildings;
  • Assessment of achieved energy savings in buildings as a result of implemented energy saving measures in order to obtain Energy Savings Certificates.

CTEC in social networks

                            Linkedin   1 f   1 y


Stara Zagora 6006

Industrialna Str. 2, PB 131

Phone.:   +359 (42) 620368

Fax: +359 (42) 602377

E-mail: This email address is being protected from spambots. You need JavaScript enabled to view it.;
             This email address is being protected from spambots. You need JavaScript enabled to view it. 


Construction products
phone.:  +359 (42) 627217, 042 620368


Machinery, equipment and devices
phone.: +359 (42) 630476
             +359 (42) 620368


CTEC number in the information system of the European Commission NANDO (New Approach Notified and Designated Organisations) is NB 1871.