GEN-TES Co.Ltd. was established in January 1979 and undertook Mechanical Engineering design, preparation of tender documents and construction supervision of buildings until the year 2000. Starting from 2000, the company added Electrical Engineering and Contract Management services as well to its working field. 

In the scope of Mechanical Engineering services there are;

– Heating, ventilation, air conditioning (HVAC)
– Refrigeration 
– Drying processes 
– Energy conservation and heat recovery 
– Central heating and cooling plants 
– Condensation control 
– Pool installations 
– Automatic controls and building management systems 
– Hot & cold domestic water, drainage & storm water, sterile water 
– Central sterilization 
– Piped medical gases, pressurized air & vacuum 
– High & low pressure steam
– Solar energy  
– Fire extinguishing 
– Smoke exhaust & pressurization 
– Water filtering & softening 

Electrical Engineering services include the design, preparation of tender documents and construction supervision of;

– Low voltage (interior-exterior lighting, power and socket, energy distribution for mech. equipments, grounding, lightning, generator, UPS)
– Weak current (data, telephone, TV ve satellite TV, fire detection & alarm, dubbing-announcement broadcast, security installations, CCTV, card access)
– Transformers
– Medium voltage lines 
– Lifts 

GEN-TES provides its clients with high quality services through quality management systems established in the firm and is capable of providing Professional Liability Insurance when required, which is not common in Turkey. GEN-TES, through its mother company ODTM Co. Inc., has been accepted to the FIDIC Business Integrity Management System Pilot Program. *

Among the projects which are completed by GEN-TES until today mainly are hospitals, hotels, office buildings, shopping centers, educational facilities, industrial complexes, social and sports facilities, commercial buildings, military facilities, culture & arts buildings, airport facilities, central plants & exterior networks, laboratories, CBR (chemical-biological-radioactive contamination) protected shelters and similar.

GEN-TES Co.Ltd. is the Electro-Mechanical Engineering Group of the mother company ODTM Co.Inc., established in 1990, which renders technical consultancy services in main engineering disciplines (mechanical, electrical, structural and civil) and architecture. (Fatma Colasan, the Managing Partner of GEN-TES, is also the Principal and the founder partner of ODTM.) (Please refer to the Organizational Chart.)

GEN-TES Co.Ltd., through its mother company ODTM is a member of MERGE , which is an engineering co-operation group of technical consultants in Europe and which accepts one member firm from each European country. GEN-TES has also acquired a high level of knowledge and experience in international consultancy applications through its Managing Partner’s intensive involvement in FIDIC and EFCA. 

* The relevant pilot program is being applied in 8 countries including Turkey and ODTM (GEN-TES) is one of the two firms from Turkey.