**ANDRITZ and Tandem Repeat Technologies Collaborate to Scale Production of Sustainable Protein-Based Fiber Procell™**
*PHILADELPHIA, Oct. 27, 2025 /PRNewswire-PRWeb/* – International technology group ANDRITZ has entered into a collaboration with pioneering biotechnology company Tandem Repeat Technologies to bring to market industrial-scale production solutions for Procell™, a new sustainable fiber designed for the textiles and nonwovens industries.
This strategic partnership combines Tandem Repeat’s expertise in advanced biotechnology with ANDRITZ’s extensive experience as a supplier of process equipment and plants for the production of nonwovens and manmade cellulosic fibers. Together, the companies aim to support the textile industry’s transition toward more sustainable production practices and provide alternatives to conventional synthetic fibers.
**Procell™: A Breakthrough Sustainable Fiber**
Developed and patented by Tandem Repeat, Procell™ is a biomanufactured fiber made from proteins. It offers wool-like softness combined with exceptional strength, durability, and versatility, making it ideal for a broad range of applications across textiles and nonwovens.
The collaboration will focus on delivering comprehensive industrial-scale production solutions tailored to the specific requirements of Procell™. These solutions will leverage ANDRITZ’s proven process equipment, adapted to optimize the manufacturing of this innovative fiber, while Tandem Repeat will continue to advance Procell™ technology.
**Leadership Perspectives**
Dr. Sergey Malkov, Vice President of Manmade Cellulosic Fibers at ANDRITZ, remarked:
*“We are pleased to collaborate with Tandem Repeat on this exciting product. Procell fiber has the potential to be a true breakthrough in sustainable materials.”*
Dr. Melik Demirel, co-founder of Tandem Repeat Technologies, added:
*“By partnering with ANDRITZ, we can bring our revolutionary fiber to market on a commercial scale. This will support industries in achieving sustainable production and supply chain resilience.”*
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### About ANDRITZ GROUP
ANDRITZ is an international technology group providing advanced plants, equipment, services, and digital solutions across a wide range of industries including pulp and paper, metals, hydropower, and environmental sectors. Founded in 1852 and headquartered in Austria, the publicly listed group employs approximately 30,000 people at 280 locations in over 80 countries.
As a global leader in technology and innovation, ANDRITZ is committed to fostering progress that benefits customers, partners, employees, society, and the environment. The company’s growth strategy is driven by sustainable solutions that enable the green transition, advanced digitalization for highest industrial performance, and comprehensive lifecycle services that maximize plant value.
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### About Tandem Repeat Technologies, Inc.
Tandem Repeat Technologies, Inc. is a pioneering biotechnology company based in Philadelphia, PA, dedicated to developing sustainable, high-performance fibers and textiles from bio-engineered proteins. Leveraging expertise in genetic sequencing and bio-manufacturing, Tandem Repeat creates innovative materials for diverse applications including high-end fashion and military-grade protective textiles.
The company is committed to fostering a transparent, circular, and sustainable ecosystem within the fashion industry, helping drive the global transition toward a bio-based, climate-positive future. Tandem Repeat’s mission is to become the global leader in climate-positive material solutions across the textile, packaging, and construction industries.
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**Media Contact:**
Dr. Gozde Senel Ayaz
Tandem Repeat Technologies, Inc.
Phone: +1 484-381-0504
Email: [email protected]
Website: [www.tandemrepeat.com](http://www.tandemrepeat.com)
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*Source: Tandem Repeat Technologies, Inc.*
https://www.prweb.com/releases/tandem-repeat-collaborates-with-andritz-on-solutions-to-produce-novel-sustainable-fiber-302594114.html
