About alwitra GmbH
alwitra GmbH
The alwitra GmbH, headquartered in Trier, is a specialized manufacturer of roofing materials and roof sealing systems. The company develops and distributes high-quality materials for flat and pitched roof construction as well as modern sealing solutions to skilled trade enterprises, construction companies and building material retailers in Germany.
Services & Product Range
The product portfolio of alwitra GmbH focuses on synthetic roof sealing membranes and complete system solutions for modern roof construction. As a manufacturer of plastic roofing membranes, the company offers materials for permanent sealing of flat roofs and gently sloping roof surfaces on commercial and industrial buildings. The product range includes sealing membranes based on various plastic compounds, which are characterized by high weather resistance and long service life. Additionally, accessory components such as fastening systems, connection profiles, roof penetrations and drainage elements are offered, which are designed as coordinated system solutions. The product range covers both new construction and renovation projects and takes into account various requirements regarding load capacity, fire protection and greening capability. In professional flat roof construction, in addition to the pure sealing function, topics such as energy efficiency, rainwater management and extensive roof greening are increasingly playing an important role. For processors, alwitra GmbH offers technical documentation, installation instructions and training for proper installation of roof sealing systems. Distribution takes place through building material wholesale as well as directly to qualified roofing contractors and specialized companies specializing in flat roof sealing. Technical consultation supports planners and processors in selecting suitable system structures for different building types and utilization requirements.
Trier Location & Region
Trier as a location offers favorable conditions for a building material manufacturer at the intersection of important traffic axes in the greater region. The city is conveniently located on the A 1, A 48 and A 64, enabling efficient logistics connections to Luxembourg, Belgium, France as well as to the German economic regions Rhine-Main and Rhine-Ruhr. The Trier region and western Rhineland-Palatinate are characterized by medium-sized construction companies, skilled trade enterprises and an active building material trade, which serve as regional customers for roof sealing systems. The region is home to numerous commercial construction projects, industrial buildings, logistics centers and municipal properties where high-quality flat roof solutions are used. Proximity to Luxembourg as a significant economic center with active construction activity in the office and commercial real estate sector represents an additional sales market. The logistics infrastructure with connections to the rail network and Moselle shipping supports both raw material procurement and delivery of finished products. For construction companies and roofers in Rhineland-Palatinate, the Saarland and neighboring regions, Trier is easily accessible as a supply location. Construction activity in the greater region is driven substantially by commercial new builds, renovations of existing stock and public construction projects where durable and low-maintenance roof solutions are in demand.
Company Profile
alwitra GmbH positions itself as an established specialist in the segment of synthetic flat roof sealing. As a manufacturing company, the producer has its own development and production capabilities for plastic roofing membranes and system components. In the German market for roof sealing systems, various manufacturers compete with different material concepts – from bitumen to plastic to EPDM membranes. alwitra GmbH focuses on plastic-based solutions that are characterized by flexibility, weldability and UV resistance. The company supplies an established network of building material retailers and specialized processors, who in turn serve building owners, architects and executing contractors. Product quality and technical support for processors are essential factors for market position in the professional roofing segment. Unlike pure traders, a manufacturer like alwitra has direct control over product development, quality assurance and technical advancement of the offered systems. In the construction industry, durable and sustainable building materials are gaining increasing importance as both public and private building owners place value on lifecycle cost considerations and environmental certifications. The development of roof sealing systems is also subject to strict regulatory requirements and regular testing procedures to ensure structural safety.
Cooperation & Service
Cooperation with alwitra GmbH is primarily directed at professional roofing contractors, specialized sealing companies and building material wholesale. Construction companies realizing commercial buildings or industrial projects with flat roofs typically collaborate with qualified roofing specialist contractors, who in turn rely on the products and system solutions of the manufacturer. The typical project sequence begins with technical consultation in the planning phase, during which requirements regarding load capacity, slope, drainage and possible roof greening are clarified. alwitra GmbH provides technical documentation, system structures and static parameters required for tender specifications and approval procedures. Material delivery is project-based via specialist retailers or directly to executing contractors, with delivery quantities and logistics coordinated to construction site operations. For processors, the company offers training on proper installation and welding techniques to ensure code-compliant execution. In the service sector, the offering includes technical hotlines, project support and assistance with acceptance of larger construction projects. Proper processing of roof sealing systems requires specific expertise, which is why manufacturer training and certifications for processor enterprises play an important role. For municipalities, housing associations and commercial operators with their own building stock, contacting qualified partner companies is the standard way to implement roof renovations and new coverings. The long-term partnership between manufacturer, specialist retailers and processors ensures consistent quality standards from product procurement to finished roof sealing.
What does alwitra GmbH offer?
EVAFOL SK Vapor Barrier
Self-adhesive vapor barrier made of mineral wool with low fire load profile for flat roof systems.
EVASTONE Flat Roof Insulation Board
Flat roof insulation board made of mineral wool for optimized fire protection and vertical roof planes.
EVAPIR Polyurethane Rigid Foam Insulation Boards
PIR insulation boards with thermal conductivity WLS 023, double-sided aluminum composite film, minimal installation height for flat roofs.
EVAROC Mineral Wool Insulation Boards
High-quality mineral wool insulation boards with optional slope design for flat roof systems.
Plastic Roof Membranes
Plastic membranes for flat roof sealing with high durability and ease of installation.
Aluminum Roof Edge Trim Profile
Corrosion-resistant aluminum profiles for roof edge closures, time-saving installation and movement capability.
Roof Edge and Wall Flashings
Industrially prefabricated, precision-bent flashings for roof edges and walls.
Wall Flashing Profiles
Profiles for roof sealing at rising building components with protection against slipping and mechanical damage.
Terrace Pedestal Supports
Adjustable pedestal supports for terrace structures with integrated drainage and space for piping.
Daylighting System for Flat Roofs
Skylight system for flat roofs with glare-free daylight and thermal insulation without loss of sealing.
Flat Roof Ventilation and Pipe Ventilation Elements
Ventilation elements for drainage downspouts above flat roofs, including cold roof and renovation ventilators.
Flat Roof Drainage System
System components for flat roof drainage with various ventilation options.
Flat Roof System Accessories
Complementary accessory components for the complete alwitra flat roof system.
Financial indicators
Full balance sheet and income statement
| Metric | 2021 | 2020 | 2019 |
|---|---|---|---|
| Revenue | 84,95 Mio. € | 70,21 Mio. € | — |
| Non-current assets | 80,99 Mio. € | 89,00 Mio. € | 2,66 Mio. € |
| Current assets | 25,13 Mio. € | 28,96 Mio. € | 527.994,00 € |
| Balance sheet total | 107,60 Mio. € | 118,45 Mio. € | 3,18 Mio. € |
| Equity | 66,77 Mio. € | 66,77 Mio. € | 20.602,00 € |
| Provisions | 6,93 Mio. € | 5,25 Mio. € | 4360,00 € |
| Debt | 40,83 Mio. € | 51,69 Mio. € | 3,16 Mio. € |
| Personnel costs | 21,49 Mio. € | 18,70 Mio. € | — |
| Operating result | 5,02 Mio. € | 2,28 Mio. € | — |
| Net income | 0,00 € | 0,00 € | -4397,00 € |
| Employees | 283 | 286 | — |
Source: bundesanzeiger · Data from public registers; may not be current.
Location on the map
Frequently asked questions
Welche Produkte stellt die alwitra GmbH her?
Welche Regionen bedient die alwitra GmbH von Trier aus?
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Related companies
Manufacturers / OEM in Trier (Rheinland-Pfalz) — industry context
alwitra GmbH is listed as a Manufacturers / OEM among the relevant companies in Trier and the Rheinland-Pfalz region.
The region around Trier is an important area for the building materials sector. Trade association presence, research centres and access to core infrastructure (motorways, rail, ports) make the region attractive to companies in the field.
Data verified on 28/05/2026
Profile compiled from public sources with automated enrichment.
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