Since 1978

Mechanical solutions
that bring buildings to life.

Your trusted engineering partner for design, implementation and operation—from industrial facilities to prestigious buildings.

48+Years of
experience
200+Completed
projects
1.000.000+m² of industrial
facilities
DISCOVER

Combining experience with technology,
and engineering with trust.

Our company was founded in Istanbul in 1978 to operate in the mechanical systems sector. Since our establishment, our core objective has been to achieve sustainable and consistent growth while becoming a pioneering, innovative and exemplary company through our engineering approach, service quality and accomplished projects.

In line with this objective, we carefully evaluate the projects we undertake, the companies we cooperate with and the organisations we serve. We attach great importance to relationships founded on mutual trust, corporate reputation and long-term partnership. Every organisation we have worked with has held a leading and respected position in its field, while our projects have stood out through original engineering solutions and high implementation standards.

We believe sustainable success is only possible through an approach that never compromises on quality. With our expert, experienced and highly responsible team, we make quality our guiding principle at every stage—from engineering and implementation to procurement and commissioning. We also pass this mindset on to new colleagues, ensuring the continuity of our quality-focused culture.

We regard respect, transparency and reliability towards our clients, employees, material suppliers and business partners as a fundamental responsibility. We never make commitments we do not believe we can fulfil; in every project, we draw on all our knowledge, experience and resources to achieve the highest possible level of success.

We believe knowledge grows and gains value when it is shared. With this understanding, we have never hesitated to share our technical expertise, opinions, assessments and proposed solutions without expecting anything in return.

Even when it could create short-term commercial disadvantages, we have never compromised our principles or professional ethics. We believe honesty, reliability and commitment to ethical values form the basis of long-term success, and we conduct all our activities accordingly.

With almost half a century of experience, a strong engineering foundation and a quality-focused service philosophy, we would be pleased to add value to your organisation and become your solution partner.

Our corporate approach
01We honour our commitments
02We never compromise on quality
03We grow by sharing knowledge

One engineering partner
for every system.

We manage heating, cooling, ventilation, plumbing and fire-protection systems together—from design through operation.

  1. 01Design
  2. 02Implementation
  3. 03Commissioning
  4. 04Maintenance & operations
Heating centre with industrial boiler, burner and insulated pipework
01HEATING / BOILER ROOM

Heating Systems

End-to-end solutions for boilers, radiant heating and energy distribution.

  • Boiler rooms
  • Radiant heating
  • Solar energy
Chiller units and insulated main pipework in the outdoor technical area of the Eczacıbaşı facility
02COOLING / CHILLER

Cooling Systems

Chillers, cooling towers and high-efficiency heat pump applications.

  • Chiller units
  • Cooling towers
  • Heat pumps
Galvanised spiral ventilation ducts installed at ceiling level in the Korozo Hygiene production hall
03HVAC / AIR DUCT

Ventilation & Air Conditioning

Air-handling units, duct fabrication, exhaust and VRF systems.

  • Air-handling units
  • Air ducts
  • VRF systems
Storage tanks, pump sets and connecting pipes in the Sarıtaş Steel mechanical room
04PLUMBING / PLANT ROOM

Plumbing Systems

Potable water, wastewater, greywater, booster and water-treatment systems.

  • Water distribution
  • Booster systems
  • Water treatment
Red pumps, valves and main pipework in the Sarıtaş Steel fire-pump room
05FIRE / PUMP ROOM

Fire Protection Systems

Code-compliant wet, dry, gaseous and in-rack suppression systems.

  • Sprinklers
  • Pump sets
  • Gas suppression
Connected team and communication network representing consulting and operations services
06CONSULTING / OPERATIONS

Consulting & Operations

Project supervision, mechanical consulting, maintenance and operations services.

  • Project supervision
  • Technical consulting
  • Maintenance
Image sources and usage information

All expertise photographs are from the Üntes company archive.

  • Mercedes Heating Centre (2019)Company archive
  • Eczacıbaşı Hygiene Factory, GebzeCompany archive
  • Korozo Hygiene FactoryCompany archive
  • Sarıtaş Steel Gebze FactoryCompany archive
  • Sarıtaş Steel Gebze FactoryCompany archive
  • Consulting and OperationsCompany archive

Buildings that carry
our signature.

Across industrial, transport, hospitality and commercial buildings, we turn demanding engineering needs into lasting solutions.

Aerial overview of Mercedes-Benz Türk Building 18 and its surroundings
Industrial Facility

Mercedes-Benz Türk Bina 18

Aerial view of the YC İnox production and administration building
Stainless Steel Production Facility

YC İnox

Entrance and wide exterior view of the Korozo factory
Packaging Production Facility

Korozo Çerkezköy

Glass-fronted administration and production buildings of Eczacıbaşı Hygiene
Hygiene Products Facility

Eczacıbaşı Hijyen

Exterior view of the HEG Food production and administration buildings
Food Production Facility

HEG Gıda

The Marmara Taksim Hotel entrance façade under night lighting
Hospitality

The Marmara Taksim Oteli

COMPLETED PROJECTS

Selected milestones
from our experience.

We transparently present our scope and business partners from project launch through commissioning.

48 years of expertise and hundreds of applications across diverse sectors.Contact us to learn about our other references in hotels, factories, business centres, hospitals, sports facilities and transport infrastructure.

A measurable
quality standard in every project.

Our certificates demonstrate our approach to quality, the environment, occupational health and safety, customer satisfaction and risk management.

“We commit to the very best we can achieve and stand behind every promise we make.”

THE ÜNTES APPROACH TO QUALITY
OUR QUALITY POLICY

Continuous improvement,
lasting trust.

At Üntes Engineering, our fundamental quality policy is to conduct all activities in line with customer satisfaction, continuous improvement, occupational safety, environmental responsibility and high service standards.

Accordingly, we commit to:

  • Exceeding customer expectations throughout manufacturing, installation, commissioning, training and after-sales services;
  • Closely following sectoral and technological innovations, integrating them into our processes and using our resources efficiently and effectively;
  • Completing our services within the committed timeframe, safely and in accordance with high quality standards;
  • Responding to customer needs and expectations accurately, rapidly and with a solution-focused approach;
  • Making customer satisfaction the primary objective of all our activities;
  • Adopting construction methods that respect human health, nature, the environment and the right to life of all living beings;
  • Taking measures to minimise the environmental impact of our activities and developing sustainability-focused projects;
  • Continuously improving our quality management system to support employee development and corporate efficiency.

These principles form the foundation of our quality policy and are applied consistently across all our business processes.

OUR CERTIFICATES

Our management system certificates.

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Validity date stated on the certificates:

Let us design
your next project together.

Contact us
HEAD OFFICEKüçükbakkalköy Mah. Sarılale Sok.
Glory Plaza No:6/6 Floor 5, Ataşehir / İstanbul
PHONE0216 449 10 01-02
0216 449 10 05
EMAILuntes@untes.net