VASI Group Companies


Design, Develop, Manufacture and Export

VASI is headquartered in Esenyurt, Istanbul which works on design, develop and export.

DONSA-Istanbul is located in Esenyurt, Istanbul based on a 10.000 m2 area which is the main production facility for the group.

DONSA-Yozgat is in operation as of May 2020. The facility is 12.000 m2 close area, located in 20.000 m2 land in an Industrial Park at the centre of Turkey.

Other companies are Inspirit, Activetime and Demsa with a different function of the group.

Over 30 Years of Experience and Expertise

The main strengthen of VASI is; over 30 years of experience with an inspirational team; which design, develop material and socks, in collaboration with customers and other relevant stakeholders.

As a socks manufacturer machinery and technology have a big influence on operations. Therefore mechanical and technological adoption is a crucial for being creative, innovative and sustainable on business. Thus, makes VASI desirable and one of the competitive socks manufacturers in Turkey.

Leaving No One Behind

According to UN Sustainable Development Goals / UNDP ‘’Fulfilling the 2030 Agenda’s pledge to “leave no one behind” must to take into account a world that is undergoing profound transformations. One of these is the ‘fourth industrial revolution’, characterized by an unprecedented speed of technological change. On the side-lines of the 73rd Session of the UN General Assembly, UNDP Administrator Achim Steiner led a discussion on the topic of “Curse or Cure? Leaving No One Behind in an Age of Technological Revolution”.

As a socks manufacturer, VASI does not want to be behind “in Age of Technological Revolution”. Therefore, technological development and adoption is a priority at VASI.



One of the group companies DONSA, was established in Bagcilar, Istanbul as a sub-contructor company with about 15 employees.


DONSA was invested in it is operation with 10 BENTLEY KOMET sock knitting machine.


DONSA achieved its first export with 50 employees and 45 BENTLEY KOMET socks knitting machines.


One of the group companies VASI, was established in Bagcilar, Istanbul as an import and export company.

Product development, manufacturing and exporting started for the international brands with 75 employees.


DONSA and VASI was invested in it is operation with 40 DAKONG, 20 BUSI and 10 LONATI brand sock knitting machine.


DONSA and VASI, onboarded 50 DAKONG socks knitting additional machine.


Number of employees reached 120, while number of machines reached 175 in the new location in Esenyurt, Istanbul.


DONSA started to be audited by the international recognized initiatives.


Manufactured and exported with 150 employees for 8 seperate brands acroos 10 countries.


Number of employees reached 250, while number of machines reached 270.


Manufacturing and exporting started with 250 employees for 12 seperate brands acroos 14 countries.


DONSA and VASI was started to certified by internationally recognized management systems.


Base on the International trends, industrial requirements and inline with sustainable development goals, It was decided to move production from Istanbul to Anatolia.


Companies merged under the name of VASI GROUP COMPANIES.

Universal institutionalization, corporate and supply chain sustainability effort extended.

VASI GROUP COMPANIES became a signatory of the UN Global Compact Women Empowerment Principles (WEPs).


DONSA Yozgat, was started to operate with 250 employees and 230 socks knitting machine.

Number of employees reached 600, while number of machines reached 500 in VASI GROUP COMPANIES.


Started to use International Renewable Energy Certified (I-REC) electricity.

VASI GROUP COMPANIES became a signatory of UNFCCC Fashion Industry Charter for Climate Action.

Number of employees 330 and number of machines 333 at DONSA Yozgat, ahead of DONSA Istanbul with 270 employees and 160 machines.

Since 1987, sustainability became a business model in VASI Group Companies going beyond just being a buzzword. With these milestones built on a solid sustainability culture, VASI has taken bold steps and will continue to do.