1970

Our founder, Yaşar Dağdelen, began his professional life at the age of 12 as a lathe apprentice following his primary school education.

1985

Dağdelen Kalıp Sanayi was established in a 75 m² workshop at Gülsan Industrial Site to manufacture moulds for various sectors, primarily the automotive and textile industries.

1991

The company’s brand registration was completed.

1994

Poelsan Plastik Sanayi ve Ticaret Ltd. Şti. was founded. By producing Compression Fittings for PE Roll Pipes in its own facility, Poelsan achieved a first in Turkey in this field. The company participated in a trade fair for the first time.

2000

Production began at the factory located in the Organized Industrial Zone, with an annual plastic processing capacity of 2,500 tons. The first export was made to the Turkish Republic of Northern Cyprus (TRNC).

2006

Poelsan received its first design registration certificate from the Turkish Patent Institute. Blue Series product group was launched.

2007

TS EN ISO 9000 Quality Management System Certificate was obtained. Green Series product groups and Clamp Saddle product groups were introduced to the market.

2008

Green Series Ball Valves were launched.

2009

Drip Irrigation product group was launched.

2010

A new branch factory building was constructed in the Organized Industrial Zone.

2011

Layflat product group was launched.

2013

Valve Boxes product group was launched.

2015

TS 18001 Occupational Health and Safety Management System Certificate and TS ISO 14001 Environmental Management System Certificate were obtained. Blue Series Ball Valves were launched.

2016

International industrial design registration applications were filed with WIPO through the Turkish Patent Institute. Poelsan commenced production with an annual plastic processing capacity of 9,500 tons.

2017

A new design registration certificate was obtained for the New Clamp Saddle product groups.

2018

The U.S. Design Registration Certificate was received for the New Blue Series product groups.

2019

New Clamp Saddle product groups was launched.

2020

Within the scope of the TSE Covid-19 Hygiene, Infection, and Prevention Certification Program, the TSE Covid-19 Safe Production Certificate was obtained.

2021

New Green Series product group was launched.

2023

Continuing its journey from plastics to technology, Poelsan once again pioneered the industry in Turkey by beginning the production of CUP/BT Battery Operated Controller following its success with Compression Fittings for PE Roll Pipes. The Sprayers and Nozzles product group was launched. The Plastic Filter product group was launched. With the commissioning of fully electric injection machines, annual plastic processing capacity reached 46,000 tons. As a major step towards environmentally friendly production, the installation of a Solar Energy System (SES) was completed.

2024

Construction began for Poelsan’s 3rd factory in the New Organized Industrial Zone of Samsun. Electrofusion and Spigot Fittings were launched. TSE EN 12201-3 and TSE EN 1555-3 Certificates were obtained.

2025

CUP/BT Battery Operated Controller was launched. The annual plastic processing capacity reached 48.000 tons.