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about us

GP Döküm, which first stepped into the sector in 1993 by producing LPG gas products and pressure casting parts used in their production, has expanded its product range since 2001 and focused on various sectors; It started to export aluminum and zamak alloy products produced from pressure casting to Italy. Our company, which produced the Military Field Power Plant cabin in 2003, has made a name for itself in the defense industry and has become a well-known company in pressure casting. GP Döküm received the ISO 9001 certificate in 2004 and expanded its export markets by adding Switzerland and Germany to the countries it exports to, and the USA in 2010. In 2013, it moved to a new factory upon the demands of its Japanese and European customers. It established a factory in accordance with ISO-14001:2015 and ISO-45001:2015 standards at Tuzla KOSB and started to continue its production activities there.

GP Döküm, which provides services in a wide range of sectors from forklifts and stackers to industrial electronics, telecommunications, hand tools, defense and partly automotive, worked on the Ericsson-Sweden localization project in 2019. The countries to which our company provides product development services and exports are Germany, Netherlands, Romania, Italy, Switzerland, Poland, USA, Malaysia, New Zealand and Spain. Today GP Döküm exports 85% of its total production.



Güven Pres Döküm was established in 1993 and has been operating in the field of aluminum high pressure casting production for more than 30 years. Hakan Aşarı, who passed away in 2019, was the founding partner of our company.


Seher Çaysar, her classmate from Yıldız Technical University and the sister of Hakan Aşarı's wife, became a partner of our company in 1997, thus laying the foundation of a family business.

Our journey, which started as a small business, combined with Hakan Aşarı's passion for business, determination to work, Seher Çaysar's corporate experience and Emir Aşarı's technical knowledge and innovative approach, has enabled us to now be in a position to attract the attention of global companies and arouse the desire to work together. .

Our aim is to modernize and develop Hakan Aşarı's life and business philosophy with the new generation management approach of Seher Çaysar, his wife Fatma Nur Aşarı and his son Emir Aşarı, currently in our company.

Miyon ve Vizyon

Mission and Vision

As Güven Pres Döküm, our mission is to determine service quality and customer satisfaction as the primary target in line with total quality management and to provide innovation on the basis of technology and management; Fulfilling the environmental and occupational health and safety committees without compromising; To be a leading organization that protects and satisfies its stakeholders.

By keeping up with the constantly developing technology, our company differentiates itself from its competitors in the field of pressure casting and surface treatments, mold design and manufacturing, CNC in the healthcare, automotive, white goods, construction, natural gas, electricity and many other sectors, increases its production diversity and provides a quality and reliable service to the sector, to the satisfaction of all our stakeholders. It has adopted the mission of gaining satisfaction and providing job opportunities for future generations, protecting the environment and people, and contributing to the creation of a happy and peaceful world.


Our Certificates

Our company ranked among the top 1000 companies affiliated with the Istanbul Ferrous and Non-Ferrous Metals Exporters Association in 2018, 2019 and 2020.


Our Quality Certificates

environmental management system
Quality management system
Occupational Health and Safety Management System
Kalit Politikası

Our IMS Policy

Güven Pres Döküm San. and Tic. Inc. aspect;
In line with its environmental and human-oriented policies determined within the framework of Quality, Environment, Occupational Health and Safety;

  • To respect people and the environment by focusing on protecting our natural environment,

  • We are committed to developing systems to ensure occupational health and safety and preventing occupational accidents in our work, and to comply with all occupational safety laws and regulations in order to eliminate occupational hazards.

  • Structure to respond to emergencies,

  • Being customer focused, ensuring continuity in meeting expectations and handling customer complaints effectively,

  • To continuously improve all processes by effectively managing risks,

  • Increasing company performance and production efficiency,

  • To follow technological developments and to carry out design and development studies on our products/processes,

  • To encourage active participation of its employees and to provide an open communication environment,

  • We are committed to complying with all legal conditions regarding the protection of the environment, to fully meet other conditions and to add value to the environment by working to improve these conditions.

  • To use energy efficiently, protect environmental balance and natural resources,

  • To comply with national and international regulatory requirements,

  • To ensure continuity in customer satisfaction,

  • To support and develop its suppliers,

  • We are committed to being transparent to our stakeholders in our practices and to implement and continuously improve the requirements of ISO 9001, ISO 14001 and ISO 45001 standards with the participation of all our employees by increasing the awareness of our employees.


F.00.75 Rev.:01

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