uPVC windows are becoming one of the highest demand window options in home and office building space windows due to their durability, low maintenance, and excellent energy efficiency. The market is witnessing increased growth with manufacturers providing the most recent and more innovative designs and features year by year. With such immense growth, there are brands in the market who provide quality services with technological advances in uPVC window solutions.
In this article, we’re going to reveal the top 8 uPVC window manufacturers you must know!
Contents
Top 8 uPVC Windows Manufacturers in 2025
1. REHAU Group
- Location: Muri bei Bern, Switzerland
- Company Type: Manufacturing
- Year Founded: 1948
- Number of Employees: 20,000+
- Main Products: uPVC windows and doors, polymer solutions, building materials.
REHAU Group is a leading global manufacturer for polymer-based construction, automotive, and industrial solutions, founded in 1948 in Rehau, Germany. With its presence in over 50 nations, REHAU is known for its pioneering uPVC window and door systems that offer energy-saving and green solutions to modern architecture. Being a family-owned company, REHAU stands for striving for engineering excellence, delivering quality and durable products that meet different requirements. Its dedication to sustainability and performance has enabled REHAU to create a trustworthy reputation among homeowners, architects, and builders worldwide.
2. Mannlee
- Location: Foshan, Guangdong, China
- Company Type: Manufacturing
- Year Founded: 1998
- Number of Employees: 300
- Main Products: uPVC windows and doors, aluminum windows, and Energy-Efficient Products
With over 20 years of experience, Mannlee has emerged as a leading manufacturer of high-quality wood and uPVC windows. Mannlee is also renowned for its commitment to innovation, quality, and sustainability, and this has been reciprocated through repeated customer appreciation for high product quality and good service. Mannlee’s modern production facilities manufacture windows from high-quality materials like wood, aluminum, and uPVC.
Famous for its distinctive approach and flawless precision, Mannlee offers bespoke and elegant window solutions that optimize the visual elegance of any dwelling or structure. With an array of products, ranging from timber sliding sash windows to French pane designs, Mannlee offers diverse design options while guaranteeing enduring durability and high performance standards.
3. Pella Corporation
- Location: Pella, Iowa, USA
- Company Type: Manufacturing
- Year Founded: 1925
- Number of Employees: 10,000
- Main Products: Wood, vinyl, and fiberglass windows and doors.
Pella Corporation is an American manufacturer founded in 1925. It is the headquarters of Pella Corporation in Pella, Iowa. Pella Corporation has over one century of business experience and is reputed to be customer-driven, innovative, and high-quality. The company deals in a diversified range of products, including vinyl (uPVC) windows, among others, as well as conventional wood windows and fiberglass, in order to meet various design specifications and performance levels.
Pella believes in sustainability and efficiency, and the company has a large percentage of its windows that are Energy Star certified. This has attracted lots of awards to the company and made it a recognized industry benchmark in windows and doors.
4. VEKA
- Location: Sendenhorst, Germany.
- Company Type: Manufacturing
- Year Founded: 1967
- Number of Employees: 6,000-7,000
- Main Products: uPVC profiles for doors and windows.
VEKA, a German family company from Westphalia, has been one of the global leaders in PVC extrusion for more than 50 years. With energy-saving, high-quality uPVC profile systems for windows, doors, roller shutters, and sliding doors, VEKA is active in more than 40 countries. With its standing for durable, weatherproof products, the company marries the best technology with eco-friendly manufacturing practices.
With the use of recycled material, VEKA maintains its environmental footprint at minimal levels. Its constant drive for innovation, the environment, and high-performance solutions has made it a strong partner for architects, developers, and fabricators and a market leader in the uPVC industry.
5. Eurocell
- Location: Alfreton, Derbyshire, United Kingdom.
- Company Type: Manufacturing
- Year Founded: 1974
- Number of Employees: 2000+
- Main Products: uPVC windows, doors, conservatories, roofline products, and other building plastics.
Eurocell is the UK’s top uPVC manufacturer and distributor. The company has its origin in good innovation and sustainability and operates several extrusion and distribution facilities throughout the UK. The company was established in 1974. Eurocell’s environmental responsibility is demonstrated through the closed-loop recycling.
This reprocesses waste uPVC into high-quality new products. All of these environmental challenges, combined with their product range, position Eurocell as a market leader as the trade and retail destination of choice. Eurocell continues to lead the way in delivering solutions not only complying but also going beyond the evolving demands of the home improvement and construction markets, which will be dependable as well as environmentally friendly.
6. Deceuninck
- Location: Hooglede-Gits, Belgium
- Company Type: Manufacturing
- Year Founded: 1937
- Number of Employees: 3,000–4,000
- Main Products: uPVC and aluminum window systems, decking, cladding.
Deceuninck is a worldwide pioneer in the manufacturing of uPVC window and door systems, exporting its product to more than 90 nations. The firm has established itself since its origin in 1937 in Belgium as a strong and sound firm by fusing state-of-the-art technological expertise with the appreciation of the necessity of the regional market. Deceuninck products are diverse and comprise market-leading systems responding to continuously growing demands for future-oriented architecture.
The firm is concerned about sustainability as well, making investments in recycled parts and energy-saving manufacturing methods. Not only does this minimize its footprints ecologically but also helps to reach objectives towards energy-saving, durable, long-lasting, high-performing, well-designed products towards developing the better building world and long lifetime and superior value.
7. Aluplast
- Location: Karlsruhe, Germany
- Company Type: Manufacturing
- Year Founded: 1982
- Number of Employees: 1500-2000
- Main Products: uPVC window and door profiles, sliding systems, and smart home solutions.
Aluplast is a family-controlled market leader for uPVC window and door systems in Germany, which it founded in 1982 in Karlsruhe. More than 80 countries where Aluplast operates today are familiar with the company’s product portfolio, in which Aluplast stands out for an innovative solution strategy to energy efficiency, security, and design.
Its window profile, sliding system, and door solution portfolio caters to different architectural needs. Its R&D activities are continuously in progress at Aluplast, and hence it is constantly updated with the new in the business: energy efficiency and warmth with sustainable, high-quality solutions. Aluplast is looked up to by everyone globally for quality and customer satisfaction.
8. Gealan
- Location: Oberkotzau, Germany
- Company Type: Manufacturing
- Year Founded: 1921
- Number of Employees: 1,700+
- Main Products: PVC profiles for windows and doors
GEALAN, part of VEKA Group, is one of Europe’s leading manufacturers of high-performance uPVC profile systems for doors and windows. Headquartered in Oberkotzau, Germany, GEALAN operates nine production sites in Europe and provides creative profile solutions for more energy efficiency, longevity, and beauty.
As a pioneer of innovative technologies, including high-performance insulation, surface finishes, and intelligent ventilation systems, for many years, GEALAN has been the brand for innovation. Their solutions are equal to the highest industry standards, offering design freedom and sustainability to architects, builders, and homeowners. GEALAN has consistently pushed the boundaries of the international fenestration market by combining state-of-the-art design with high-performance materials to render its solution durable and of superior quality for different construction requirements.
Conclusion
One will get the perfect mix of quality, functionality, design, and performance for uPVC windows from the right manufacturer. The following companies are highly renowned for delivering top-quality products and services and are highly renowned for having a wide variety of uPVC windows ranging from the traditional to the new energy-saving variety.
Whether you need creative designs or high-performance windows, these manufacturers are the best choice. For manufacturers in other categories, Mannlee has you covered. Check out our other articles for more helpful tips!
