1960's
The meeting of Kahraman Eruslu, the founder of Eryap Group, with manufacturing

As a member of a well-established family in Gaziantep, Kahraman Eruslu made investments with his siblings between the second half of the 1960s and the beginnings of 2000s for shoes, slippers, boot, dioctyl phthalate, textile, plastic-door and –window manufacturing. He has always broken grounds both in the area and in the country, and established Eryap Group in 2001.

1960's
2001
Turkey’s first polymere siding American Siding is started to be manufactured.

Starting feasibility studies in 1999 and manufacturing in 2001 in a modern facility built on 50.000 m2 area in Gaziantep, American Siding has become a product which completely changed siding perception in Turkey and which created a movement.

2001: Turkey’s first polymere siding American Siding is started to be manufactured.
2005
Bonus | Pan XPS heat insulating board is offered to the market

Eryap Group offered Bonus | Pan brand XPS heat insulating panels to the market in 2005. Beside its being a supplementary element of siding applications, the production of heat insulating boards which are also required in heat insulation based sheathing, floor, terrace, foundation and roof applications are manufactured in the facilities established on 50.000 m2 area in Silivri, Istanbul.

Bonus | Pan XPS heat insulating board is offered to the market
2007
Water insulating products entered to the market with Bonus | Focus membrane.

Eryap Group strengthened its product range with Bonus | Focus membrane water insulating products  and made a successful entrance to water insulation market. Eryap Group started its manufacture in Silivri, Istanbul with annually 12.000.000 m2 manufacturing capacity, and offered bitumen based Bonus |Focus Membrane brand to Turkey and neighboring countries which was manufactured with hi-tech equipments.

2007: Water insulating products entered to the market with Bonus | Focus membrane.
2009
Bonus | Manto heat insulation system is offered to customers.

Eryap Group offered Bonus | Manto heat insulation system to the market in 2009. Bonus | Manto brings customers and all materials required for heat insulation together, and is an innovative and environment friendly product which provides energy saving with a performance as in the first day.

2009: Bonus | Manto heat insulation system is offered to customers.
2010
Winer polymer door and windows systems have been launched into the market.

Eryap Grup had launched Winer polymer door and windows systems into the market in 2010. Winer, having the superior quality with its advanced technology, and being resistant to all external factors and weather conditions; has taken its place in the industry with variety of its products and decoration solutions.

2010:  Winer polymer door and windows systems have been launched into the market.
2011
Bonus | Focus shingle is offered to the market.

Eryap Group added the world brand Italian Tegola firm’s products (roofing system) to its product range and started to meet the quality demand in the industry.

2011: Bonus | Focus shingle is offered to the market.
2012
Bonus | Wooler rock wool manufacture is started.

Having started to manufacture rock wool which provides heat, sound and fire insulation, Eryap Group took a strong step with also its new product for creating a industry leader brand.

2012: Bonus | Wooler rock wool manufacture is started.
2016
Additional capacity investment is started in Bonus | Wooler rock wool facility.

The new investment to double the current capacity in Sakarya is going to be opened. With the new additional capacity, 100.000 ton/year rock wool manufacture is aimed and the new hi-tech line investment works is commenced to be opened in June, 2017.

2016: Additional capacity investment is started in Bonus | Wooler rock wool facility.
2016
Eryap Group moved to new Head Office.

Eryap Group moved to its new head office building in Kısıklı, Istanbul.

2016 Eryap Group moved to new Head Office.
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