16 Companies in Siegen

Dombaz Food GmbH is a food and beverage distribution and wholesale business located in Siegen, Germany. The company operates in the food and beverage sector, supplying food distribution and beverage wholesale lines. It is a small organisation, with an employee count in the 5-9 range, and functions as a distributor and wholesaler rather than a manufacturer. Its listed products cover food distribution and beverage wholesale.

Fuchs Schraubenwerk GmbH is a German manufacturer of forming and connection technology based in Siegen, founded in 1909. Operating from two locations in the city, the company develops and produces screws, connecting elements and customized forming solutions for industrial use. Its services cover product development, cold forming, further processing and quality control, supporting both custom-made items and large series. The company serves the automotive, mechanical engineering, energy and construction sectors. Around 200 employees work on precision manufacturing, short delivery times and close customer collaboration. Certified quality and process reliability are central to its operations.

Böll GmbH is a German advertising technology and illuminated advertising specialist based in Siegen, founded in 1984 by Bernd Böll under the name Lackierungen und Werbegestaltung. Production began in rented halls in Siegen Kaan-Marienborn and moved in 1987 to company-owned premises in the Kaan-Marienborn industrial area, comprising an office block, larger production halls and an in-house paint shop. A further hall and modernized machinery were added in 1994, along with an expanded vehicle fleet. Timo Böll joined in 1999 and took charge of metal construction, producing illuminated advertising systems and signs; Nico Böll joined in 2002 and leads graphics, including digital printing and vehicle lettering. The company serves clients nationwide and in some European countries.

WOLF-Signiertechnik Stempel-Wolf GmbH is a German production company founded in 1932 and based in Siegen, employing between 20 and 49 staff. It supplies systems and solutions for labeling and marking products and packaging, including InkJet labeling systems and laser marking systems. The company provides labeling and automation concepts tailored to individual production conditions, with various process techniques and integration options. Services span planning, installation and commissioning, plus on-site repairs and maintenance carried out by qualified professionals. Strict quality requirements govern its labeling technology.

Medientechnik Thomas GmbH, founded in 1993 and headquartered in Siegen, Germany, is an independent AV system integrator serving companies, authorities, and educational institutions. With additional locations in Gießen and the Ruhr area via Dortmund, the company covers planning, implementation, and support of media technology projects from a single source. Its service range includes consulting and planning, installation and commissioning, maintenance, helpdesk support, and leasing and financing concepts. Media technology offerings comprise display and LED technology, video conferencing solutions, audio systems, media control, digital signage, and media furniture. The company employs 20 to 49 staff and positions itself as a lifecycle partner for integrated communication and presentation systems.

FOS Inon Optics GmbH is a medium-sized, owner-managed company based in Siegen, Germany, founded in 2019. It develops and manufactures fiber optic and light guide solutions for industry, science, medical technology, and photonics. Offerings include tailored fiber assemblies for spectroscopy, UV curing, lighting systems, and sensor technology, plus flexible light guides, CNC-manufactured precision parts, laser markings, and technical 3D printing. All manufacturing is carried out in Germany under ISO 9001:2015 certification. The company provides personalized consulting and focuses on durability, efficiency, and technical precision.

SGB GmbH is a medium-sized German manufacturer of leak detection systems, founded in 1962 and located in Siegen. Its products monitor double-walled containers, pipelines and containment areas holding water-polluting liquids, and are used in tank farms, refineries, chemical plants, filling stations, heating oil storage, data centres, emergency power systems and cryogenic installations. The range includes leak detectors operating on overpressure or vacuum in accordance with DIN EN 13160 Class I, plus models for Ex applications. Activities span development, sales, installation and maintenance. More than 500,000 SGB leak detection systems are in operation, and the company serves national and international customers.

Alfred Hoffmann GmbH & Co. KG is a production and service business in Siegen, Germany, founded in 1945. It carries out steel and sheet metal construction, piping fabrication and plant construction, together with assembly, crane maintenance, furnace maintenance and furnace construction. Welding work is performed to current certification classes, and the company also handles rail joint welding, repairs and general maintenance. Its manufacturing output includes welded steel and sheet metal structures and girders. The firm draws on roughly seven decades of experience in steel construction, plant engineering and piping.

LANGENBACH GMBH is a wholesaler of connection technology and industrial supplies based in Siegen, Germany. Over the past 20 years the company has built a position as a partner in these fields, serving customers nationwide with established products and newer solutions. Order volumes handled range from 1 gram to 19 tons. The company emphasizes know-how and reliability, acting as a contact and problem solver both at its premises and on-site, with service as a stated priority.

WCG GmbH & Co.KG is a German consulting firm based in Siegen, founded in 1993. It advises clients on Business Excellence, strategy and brand development, with a stated purpose of creating value through Creating Empowerment. The firm focuses on the future viability of clients and their business models. Its management model, winkom, provides a process for translating strategies into lived practice and representing them in a reviewable manner. The company describes strategic alignment as the logical consequence of a system tested over many years rather than a random product.

bmd GmbH is a German provider of scanning, archiving and document management solutions based in Siegen, founded in 1975 as a paperless archiving service provider. The company offers consulting, scanning services, DMS/ECM systems, GoBD-compliant audit-proof archiving, workflow, electronic files, digital personnel records, contract management and email archiving. It has been a DocuWare partner since 2003 and is also a certified MailStore partner. Scanning work spans incoming mail through digitization of paper archives containing several thousand folders, from cash receipts to DIN A0 drawings. The firm holds ISO 9001 and ISO 27001 certifications.

SKO Steiner GmbH is a German manufacturer based in Siegen, North Rhine-Westphalia, producing scissor lift tables and conveyor systems. The company specializes in lifting technology, conveyor technology, special machine construction and welding construction. Its product range includes single lift tables, double lift tables, loading lift tables and conveyor systems, along with custom-built installations. Services span planning and proposal preparation through to production, giving customers a single source for project execution. The firm positions itself in lift table construction and individual conveyor technology solutions, serving the Siegerland region and beyond.

Dango & Dienenthal Filtertechnik GmbH, based in Siegen, Germany, has supplied mechanical solid-liquid separation equipment for more than 75 years and was established as a company in 1990. Its range covers fully automatic backwash filters, JET inline filters, basket and duplex filters, bag and plate filters, hydrocyclones, separators and sludge dewatering devices. Systems handle flow rates from 1 to 25,000 m³/h, pressures up to 64 bar and filter fineness from 1 µm to 10 mm. Special filters for fibre separation and difficult solid structures are also produced. The company employs 200 to 499 staff.

POLLRICH GmbH is a manufacturer of heavy industrial radial fans based in Siegen, Germany, established in 1906. Its product range spans small blowers through large radial fans for process air technology, serving refrigeration, air conditioning, ventilation and heating applications. Fans are built to customer specifications and cover a broad performance range. The company emphasizes energy efficiency and product quality under Made in Germany manufacturing, and handles international project execution. Within its corporate group, collaboration with sister company ROTAMILL in Siegen provides system competence in plant engineering and knowledge of customer process flows.

Paul Peter GmbH is a German family-owned company based in Siegen, founded in 1992 at Hengsbachstr. 8. The company supplies storage and transport systems for internal logistics and international freight. Its storage systems are used for filling goods across various industrial sectors. Drawing on experience in the freight forwarding industry, the company provides transport route solutions for goods. Originally established as Paul Peter Kunststoffe & Spedition Inh. G. Kiendl-Peter, the business underwent several management and name changes, becoming Paul Peter GmbH in 2014. It employs between 20 and 49 people.

Friedrich Schultze GmbH is a German manufacturer and distributor of heating technology based in Siegen, founded in 1952. The company produces finned tube heaters designed for humid and harsh environments, offering dust and waterproof, corrosion-resistant construction for industrial and commercial use. Its InduStrip infrared heater series covers models from 1200 W to 6000 W for large buildings with high ceilings. For liquid heating, screw-in heating elements are available from stock in power ratings from 500 W to 12 kW, with series including or excluding controllers and limiters. Optimized ranges for hot water are also offered, often combined with photovoltaic systems.