Slv Hannover

What Slv Hannover does

SLV Hannover is a regional vocational training and certification center specializing in welding technology (Schweißtechnik), operating as a branch within the GSI (Gesellschaft für Schweißtechnik International) network of welding training institutions across Germany. The company delivers a comprehensive curriculum spanning welder-level training through International Welding Engineer (SFI/IWE) certification, non-destructive testing methods (MT, PT, RT, VT), and specialized programs in rail superstructure welding (Oberbauschweißtechnik), underwater welding, additive manufacturing, and defense welding under DIN 2303. Its headcount of 11 employees supports operations from its main Hannover site and the Wilhelmshaven branch, supplemented by an e-Learning platform for remote course delivery.

The organization holds dual accreditation as an inspection body (DIN EN ISO/IEC 17020) and a materials testing laboratory (DIN EN ISO/IEC 17025), enabling it to offer accredited inspection, damage analysis per VDI 3822, weldability testing, metallography, corrosion testing, and scanning electron microscopy services alongside its training programs. Its services span at least ten industrial verticals including pressure equipment, steel and plant construction, railway, shipbuilding and maritime technology, automotive, aerospace, defense, energy, plastics technology, and surface treatment. Key named clients include Deutsche Bahn in rail vehicle welding, and SLV Hannover holds academic pathway partnerships (e.g., Hochschule Bremen for IWE certification routes).

Revenue is not publicly disclosed; course fees are set per program and delivered through in-house classroom training, on-site corporate training (Inhouse-Schulungen), and the e-Learning channel. The organization also participates in publicly funded research projects (CyberJoin, NUFESTRA, NachhaltigH2, RESSIS) covering hydrogen welding, additive manufacturing, and sustainable joining, alongside contract research services for industry. Marketing channels include a blog (schweissen.blog), career fairs, IdeenExpo 2026, and knowledge-transfer events.

Name

Slv Hannover

Legal name

SLV Hannover

Website

https://slv-hannover.de

Company type

Private

Operating status

Operating

Headcount range

11–50 employees

Short description

SLV Hannover is a German vocational training and certification center specializing in welding technology, operating within the GSI network and serving industrial clients across rail, pressure equipment, shipbuilding, defense, and aerospace sectors with accredited courses, inspection, and materials testing.

Ownership category

akta.pro rank

Product category

Welding Technology Training & Certification

NAICS

Apprenticeship Training (611513), Testing Laboratories and Services (54138)

SIC

Services-Testing Laboratories (8734), Metalworkg Machinery & Equipment (3540)

akta.pro primary industry

Welding Codes, Safety & Compliance Training (AWS/ASME/OSHA) (EDAOADAG)

akta.pro secondary industries

Welding Inspection, QA/QC & NDT Prep Training (e.g., CWI) (EDAOADAF), Structural Steel Welding & Erection-Focused Training (EDAOADAC), Metallurgy, Welding Processes & Materials Science for Welders (EDAOADAJ), Third-Party Certification, Code Compliance & Regulatory Inspection (ASME/API/ISO) (EUAEAHAN)

Keywords

• Welding training services
• Non-destructive testing courses
• Welding certification programs
• Materials testing laboratory
• Welding inspection services

Headquarters

HQ city

Hannover

HQ country

Germany

HQ region

Europe

Offices2 records

Markets served

GTM type

B2B

Offering type

Services

Cost components

Personnel, Operations, Technology or R&D, Marketing or Sales, Infrastructure

Distribution channels3 records

Marketing channels5 records

Core offering

SLV Hannover is a welding technology training and certification center that delivers vocational training, continuing education, and standardized certification programs (SFI/IWE, ST/IWT, SFM/IWS, SWM) along with non-destructive testing (ZfP) courses. It also operates an accredited inspection body (DIN EN ISO/IEC 17020) and an accredited materials testing laboratory (DIN EN ISO/IEC 17025) offering qualified inspection, damage analysis, and laboratory testing services to industrial customers.

Product overview

SLV Hannover is a vocational training and continuing education center specializing in welding technology, operating as part of the GSI (Gesellschaft für Schweißtechnik International) network. The organization offers a unified portfolio centered on welding education, professional certification programs (SFI/IWE, ST/IWT, SFM/IWS, SWM), non-destructive testing training (ZfP), and specialized courses in rail welding (Oberbauschweißtechnik) and underwater welding. Complementing the training services, SLV Hannover provides accredited inspection services (DIN EN ISO/IEC 17020) and accredited materials testing laboratory services (DIN EN ISO/IEC 17025), as well as e-Learning modules for distance education. The organization also conducts publicly funded research through initiatives such as CyberJoin, NUFESTRA, NachhaltigH2, and RESSIS. The portfolio is structured around core certification pathways supported by specialized technical services, inspection capabilities, and digital learning options.

Differentiator

Problem solved

Functional benefit

Brands

• BZ Rhein-Ruhr: Training center location serving the Rhein-Ruhr region
• BZ Siegen
• SK Bielefeld

Products and services

• Vocational Training and Continuing Education in Welding Technology Comprehensive vocational training and continuing education programs in welding technology, covering welding supervision personnel, non-destructive testing, and specialized processes such as rail welding, underwater welding, and additive manufacturing, for industrial professionals and apprentices.
• Schweißfachingenieur (SFI/IWE) Welding Engineer Certification Professional certification program for welding engineers following SFI/IWE (International Welding Engineer) standards, including theoretical and practical training components, targeted at engineering professionals overseeing welding operations.
• Schweißtechniker (ST/IWT) Welding Technician Certification Certification program for welding technicians following ST/IWT (International Welding Technologist) standards, with focus on practical welding skills and technical knowledge for industrial supervisors and technicians.
• Schweißfachmann (SFM/IWS) Welding Specialist Certification Entry-level certification program for welding specialists following SFM/IWS (International Welding Specialist) standards, suited for entry-level welders and practitioners.
• Non-Destructive Testing (ZfP) Training Non-destructive testing training covering MT (magnetic particle testing), PT (penetrant testing), RT (radiographic testing), and VT (visual testing) methods, for quality assurance personnel in industrial inspection settings.
• Oberbauschweißtechnik — Rail Welding Technology Specialized training and services in rail welding (Oberbauschweißtechnik) for railway infrastructure, including practical and theoretical components, certified under DIN EN ISO 15085-2 and VDV 609, for railway operators and rail vehicle manufacturers including Deutsche Bahn.
• Underwater Welding Training and Services Specialized underwater welding (Unterwasserschweißtechnik) training and services for maritime and offshore applications, including offshore wind foundation welding and underwater structural welding.
• e-Learning in Welding Technology Online learning platform for welding technology courses, including corporate e-learning packages, career pathways, and demo versions, enabling remote and self-paced learning for individual learners and corporate customers.
• Accredited Inspection Services (DIN EN ISO/IEC 17020) Accredited inspection services for industrial customers, including manufacturing and construction supervision, damage analysis per VDI 3822, welding qualification testing, and procedure testing under DIN EN ISO/IEC 17020.
• Accredited Materials Testing Laboratory (DIN EN ISO/IEC 17025) Accredited materials testing laboratory services under DIN EN ISO/IEC 17025, offering non-destructive testing, destructive testing, metallography, corrosion testing, surface analytics, spectral analyses, coated finish testing, and scanning electron microscopy (REM) for industrial customers.
• Qualification and Certification Services Qualification and certification services for companies, personnel, welders, products, and processes according to relevant standards, for industrial customers requiring documented compliance.
• Research and Innovation (Contract Research) Publicly funded research projects (CyberJoin, NUFESTRA, NachhaltigH2, RESSIS) and contract research services for industrial customers in welding and joining technology, including additive manufacturing, hydrogen, and process innovation.

Named customers1 record

Segments10 records

Ideal customer profiles6 records

Technology focussed No

API detail

Has API

No

API docs

API detail

Core technology

AI maturity

App detail

Feature3 records

Partnerships

Two partnerships are on record, tiered moderate and core.

• Hochschule Bremen (University of Bremen)moderateStrategic or Co-development PartnerNew cooperation agreement between SLV Hannover and Hochschule Bremen that facilitates students' path to becoming an International Welding Engineer (IWI/Schweißfachingenieur). The university module is designed to ease the academic route to professional welding engineer certification.
• Deutsche Bahn (German Railway)coreStrategic or Co-development PartnerSLV Hannover serves Deutsche Bahn in the area of Oberbauschweißtechnik (railway superstructure welding) and rail vehicle construction, with recognized implementation of DIN EN ISO 15085-2. The organization is listed as a certified provider for Deutsche Bahn welding requirements.

Recent moves6 records

Expansion highlights6 records

Broad incumbents

• TÜV SÜD: Global testing, inspection, and certification giant that operates accredited materials testing labs and welding/personnel certification training. Highly comparable to SLV Hannover's combination of accredited inspection, lab testing, and industrial training, but at much broader industry and geographic scale.
• TÜV Rheinland: Major German-based testing and certification provider with welding-related inspection, personnel qualification, and industrial services. Comparable to SLV Hannover's ISO/IEC 17020/17025-style accredited service model, though operating at much larger scale across multiple industries.
• Applus+: International testing, inspection, and certification group with strong presence in welding inspection, NDT, and industrial asset integrity. Comparable to SLV Hannover in inspection methodology and rail/industrial vertical coverage, though operating globally.
• Bureau Veritas: International TIC (testing, inspection, certification) company providing welding inspection, materials testing, and personnel qualification services across industrial sectors. Overlaps directly with SLV Hannover's rail, pressure equipment, and structural welding inspection offerings.
• SGS Group: World's largest TIC company offering industrial inspection, materials testing, and welding-related certification services. Comparable to SLV Hannover in lab/inspection capabilities, particularly for rail, energy, and pressure equipment clients.

Direct peers

• SLV München (GSI): Sister GSI branch offering welding training, inspection, and materials testing services in southern Germany. Most direct internal peer since it shares the GSI network infrastructure, course catalog, and accreditation while serving an overlapping regional market.
• SLV Duisburg (GSI): Another GSI-network SLV branch providing welding training and inspection in the Rhine-Ruhr industrial region. Direct peer in product offering, with closer geographic overlap to industrial steel, pressure equipment, and rail customers than Hannover.
• DVS - Deutscher Verband für Schweißen und verwandte Verfahren: German Welding Society that sets welding standards and coordinates training/qualification programs in Germany. Closely linked to the GSI/SLV network and directly comparable in shaping welding personnel certification frameworks that SLV Hannover delivers against.
• Element Materials Technology: Global accredited materials testing laboratory providing metallurgical analysis, NDT, failure analysis, and corrosion testing. Directly comparable to SLV Hannover's DIN EN ISO/IEC 17025 lab offering, particularly for welding-related materials characterization.
• American Welding Society (AWS): International welding standards and certification body offering welder and welding inspector qualification programs comparable to SLV Hannover's SFI/IWE and ZfP curriculum. Highly comparable on the training/credentialing side though not a direct competitor in the German market.

Market position

Strengths5 records

Weaknesses5 records

Competitive moat4 records

Key risks5 records

Key highlights7 records

Customer concentration

• LinkedInlinkedin.com/company/slv-hannover

Compliance8 records

Revenue estimate

Valuation estimate

Number of profiles

Subsidiaries1 record

Funding overview

Funding rounds

Investors

Funding detail is available on the Subscription and Enterprise plan.Contact sales →

M&A

Investments

M&A and investment is available on the Subscription and Enterprise plan.Contact sales →

Frequently asked questions about Slv Hannover