- Established: 1992
- Personal Members: over 2000
TTMD was founded to develop the services given by Mechanical Engineering in heating, refrigerating, ventilating, air conditioning, plumbing, insulation and fire safety. Currently, TTMD is one of the biggest non-governmental organizations (NGO) in Turkey having professional members of designers, manufacturers, contractors, academicians, policymakers in the field of energy efficiency and environment. TTMD carry out many co-operations with universities and high schools, industry, research institutes, public bodies, NGOs and other professional expert groups for the objectives of creating living areas which are environmentally friendly, utilizing the energy more efficiently and having more sustainable buildings and installations. TTMD represents the Turkish engineers and architects in international platforms and keeps being in contact with international professional associations, following the technological developments and transferring them to its members and society. In addition to the seminars and courses regularly organized, TTMD organizes also symposium and congresses, publishes journals, books, and manuals containing recent information, develops projects targeting climate change, energy efficiency and nZEB and takes part actively in regulatory and standardization works. The members of TTMD has the privilege of receiving up-to-date information worldwide directly through TTMDs connections. Designers, consultants and contractor companies in the field of energy efficiency sector in Turkey, mostly have members of TTMD, who are highly-skilled professionals.