Our Company

The company Pharmacosmetic-diafarm, STERGIOULAS STYLIANOS & CO LP is a family business that was founded in 2002 by Mr. Stergioulas Stylianos and today manages the business with his sons Vasilios and Konstantinos Stergioulas. The company manufactures, imports and distributes non-pharmaceutical products from natural ingredients. The main activity of the company is the production of sterile seawater solutions. The company’s products are produced with the best and most innovative technological practices to preserve all sea salts and trace elements unchanged.
Our laboratory is accredited by the National Organization of Medicines (EOF) according to the standards of the European pharmaceutical industry. The company’s facilities are located in the industrial area of Thessaloniki, at the 14th km Thessaloniki-Polygyros, Thermi, Thessaloniki, P.K. 5700.

The company is active in the field of product design and production. Each department is covered by appropriate personnel. There are 800 m2 for production, including raw material storage areas, production workshop, finished product storage, quality control room, etc. The high quality of the products is achieved thanks to the innovative electrodialysis process, the excellent quality of the raw materials, as the seawater is pumped from the cleanest Aegean sea (in the area of Mount Athos), the selected natural extracts, the special filter system and the quality of packaging and production materials.


Always in full compliance with CE directives under EN ISO 9001: 2015 and ISO 13485: 2016 management system ensuring consistent quality since 2002. Our company is subject to regular audits by the Notified Body and CE to ensure compliance of. Our products are registered with EOF, the National Medicines Organization.

The Vision of Our Company

Manufacturing excellent quality products through continuous monitoring of technological developments and offer at competitive costs.



  • Our company is one of the most technically qualified and respected in the wider area
  • Our company is a pioneer in its fields of activity
  • Our company inspires confidence in both its customers and its suppliers
  • Our company should be the customer’s first choice



  • Honesty/Honesty and Transparency
  • Loyalty
  • Reliability and Modesty
  • Innovation
  • Environmental consciousness



  • The benefits of the employees and the company are identical
  • The foundation of our success is creativity
  • Employees are results oriented and solution oriented
  • Each employee is an expert in his work and part of the team
  • Entrepreneurship is the essence of the company’s philosophy
  • We are focused on success by embracing our work



  • Maximize shareholder value through:
  • Maintaining the growth and profitability of the company
  • Creation of new business activities
  • Increase market share

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