125 years of protection
No one knows protection like we know protection. Find out how we've learned to protect buildings from the most extreme conditions imaginable all over the world.
Our mission
Our mission is to be the most knowledgeable and reliable manufacturer and supplier of high-performance air and moisture barriers in the USA and Canada.
With knowledgeable people and customer service, we strive to be the market leader for high-performance air and moisture barriers.
Our history
Dörken is the North American division of Ewald Dörken AG in Germany. Ewald Dörken AG has been in business since 1892, longer than almost any building materials company.
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189211.08.20161892
The parent company Dörken GmbH & Co. KG is founded in Germany. Dr. Carl Dörken and Ewald Dörken founded the the company for the production of lacquers, paints and anti-corrosion paints. -
190224.11.20161902
Dr. Carl Dörken develops a method for manufacturing paint. The specialty paint is introduced under the brand EBURIT and becomes a leading paint for over seven decades. -
192524.11.20161925
Dörken starts production of roofing membranes for railway carriages. This is the basis for the company’s future involvement in composite construction sheets. -
192924.11.20161929
Ewald Dörken AG is founded. At this time, management responsibility goes to the 2nd generation of the family. -
195124.11.20161951
Ewald Dörken and Dr. Hellmut Herminghaus take over as 3rd-generation leadership of the family business. -
196124.11.20161961
Dörken begins production of reinforced composite sheets. The development of DELTA®-FOL SPF starts the company’s European success in synthetic roofing underlayments. -
197324.11.20161973
Reinforced, durable scaffold sheets are introduced to the European market, and are being seen on vast numbers of major construction and renovation projects. -
198124.11.20161981
DELTA®-MS, an air-gap membrane for foundation moisture protection, is launched. The brown dimplesheet with the orange stripe quickly becomes a well-known company trademark. -
198724.11.20161987
DELTA®-PURAFOL is introduced as the first vapor-permeable roof underlayment on the market. In memory of his father, Dr. Carl Dörken, Werner Richard starts a nonprofit foundation for the promotion of cultural life, science and the conservation of monuments. -
199224.11.20161992
Dörken celebrates its 100th anniversary. Ute Herminghaus and Karl Dörken represent the 4th generation of family owners to join the board of directors. -
199524.11.20161995
Dörken opens a production plant for foundation drainage systems in Beamsville, Canada. The state-of-the-art production facility supplies the North American market with high-performance air and moisture barriers for commercial and residential construction. -
199631.03.20171996
DELTA®-MAXX makes its debut in Europe, and quickly becomes the roof underlay of choice for professional roofers. Extremely durable and vapor permeable, it has an exceptional tear resistance. Its "PLUS" version features a self-adhering edge for complete air and water tightness. -
199724.11.20161997
Dörken is certified according to ISO 9001. A new high-tech production line begins manufacturing of DELTA®-FOXX, an innovative, durable roof underlayment with the highest vapor permeability on the market. -
199824.11.20161998
Dörken opens a manufacturing plant in Hagen, Germany. In this highly efficient production plant, various types and sizes of DELTA® air-gap membranes and drainboards are manufactured. DELTA®-VENT, an innovative, vapor permeable roof underlayment, is launched. -
199904.04.20171999
DELTA®-FASSADE is introduced in Europe, and some years later also in North America. This highly UV-resistant membrane was specifically designed as a water-resistive barrier for open-joint cladding systems. -
200124.11.20162001
DELTA®-TRELA, an underlay with integrated drainage layer for metal roofing, is launched. A spunbond manufacturing line starts production of substrates for vapor permeable underlays. This production line is the company's largest single investment to date. -
200424.11.20162004
DELTA®-TERRAXX, an innovative, durable high-performance drainage and protection sheet for perimeter insulation and various substrates, is launched. -
200524.11.20162005
DELTA®-DRY is introduced to the North American market. The ventilated rainscreen system has been developed to effectively solve moisture-related problems in the building enclosure behind absorptive claddings, e.g. stucco or manufactured stone veneer. -
200604.04.20172006
A new manufacturing plant resumes operations in Izmit, Turkey under the company name Dörken Sistem A.S. The plant manufactures dimple sheets for drainage, moisture protection and garden roof systems and services the markets in Turkey, the Middle East and Central Asia. -
200630.03.20172006
The manufacturing plant in Beamsville, Canada is being expanded - production, warehouse and office spaces are more than doubled in size to keep up with the growing demands for the North American market. -
201224.11.20162012
DELTA®-VENT SA is introduced in North America. This high-performance air and water-resistive barrier is designed to create an airtight and energy-efficient enclosure while allowing water vapor to escape. With superior manufacturing technology, it is fully adhered and has a lock-tight overlap. -
201424.11.20162014
Dörken starts production on its new technological gem - a high-performance spunbond production line in Hagen, Germany. This engineering masterpiece can produce high performance substrates from multiple types of polymers. It is the largest single investment in the company’s history. -
201630.03.20172016
After 25 years of actively leading the Dörken Group, Karl Dörken and Ute Herminghaus are now joining the supervisory board, from where they will continue to oversee the development of the company. Thorsten Koch joins the Dörken Group as CEO.
Our Integrated Quality and Environmental Management System
We believe quality and sustainability go hand in hand. Our integrated system helps us maintain this balance in every decision we make.
Careers
Our company continues to grow – and that means opportunities for the right people who believe in our principles. We offer fulfilling roles that enable you to contribute to our goal of continuous improvement, develop new skills and knowledge and achieve personal goals.
Our affiliates
As a leader in the building industry, we're committed to innovating and delivering the best possible solutions to our customers. To help us achieve this, we collaborate with other recognized institutes, organizations and associations within the building industry.
