Bolt
Bolte GmbH is a German B2B manufacturer of stud welding equipment, welding studs, shear connectors, and CNC automation systems, serving construction, steelwork, shipbuilding, refractory, and appliance manufacturing customers with a vertically integrated hardware and services portfolio.
- Company typePrivate
- Founded2018
- HeadquartersGevelsberg, Germany
- Headcount51–100
- GTM typeB2B
- OfferingHardware or Manufacturing
What Bolt does
Bolte GmbH is a German industrial manufacturer specializing in stud welding technology, with operations based in Gevelsberg, North Rhine-Westphalia, and additional facilities in Dachau, Hagen, and Eichholzstraße. The company produces a vertically integrated portfolio spanning shear connectors, welding studs, stud welding power units (drawn arc, inverter, and capacitor discharge types), manual and automatic welding guns, CNC stud welding machines, automatic stud feeders, handling arms, parameter memory/logging systems, and engineering software (SDDESIGN). Manufacturing of shear connectors occurs on multi-stage presses exclusively in Germany, and products carry CE conformity plus ETA-11/0120 European Technical Approval for structural applications.
The company generates revenue through direct B2B sales of hardware (the dominant stream), supplemented by professional services including application consulting, operator training per DIN EN 1418, maintenance and calibration per DVS 3009, contract welding, and equipment rental. Go-to-market is enterprise field sales with technical field service and on-site application consulting, supported by a multilingual website (German, English, Italian, Spanish, French, Russian) and participation in trade exhibitions and technical trade press. Customer segments include construction and steelwork (primary), HVAC and building insulation, refractory construction, shipbuilding, and appliance manufacturing.
Ownership and management are family-controlled, with Lars Bolte and Sven Bolte serving as Managing Directors. The company operates as a private German GmbH (HRB 10981, Amtsgericht Hagen) with 51–100 employees, no disclosed external funding, and no parent company. Recent operating activity through 2026 includes multiple product launches (VBZ-T automatic feeder, GD-series guns with outside welding cable, expanded CNC Series T configurations) and trade press publications on inverter stud welding technology, indicating an active R&D and product commercialization cadence.
Bolt firmographics
Firmographics- Name
- Bolt
- Legal name
- Bolte GmbH
- Website
- https://bolte.gmbh
- Company type
- Private
- Founded year
- 2018
- Operating status
- Operating
- Headcount range
- 51–100 employees
- Short description
- Bolte GmbH is a German B2B manufacturer of stud welding equipment, welding studs, shear connectors, and CNC automation systems, serving construction, steelwork, shipbuilding, refractory, and appliance manufacturing customers with a vertically integrated hardware and services portfolio.
- Ownership category
- akta.pro rank
Bolt industry classification
Industry- Product category
- Industrial Stud Welding Equipment
- NAICS
- Welding and Soldering Equipment Manufacturing (333992), Turned Product and Screw, Nut, and Bolt Manufacturing (33272)
- SIC
- General Industrial Machinery & Equipment (3560), Electrical Industrial Apparatus (3620)
- akta.pro primary industry
- Welding, Joining & Soldering Equipment (Arc, Resistance, Friction, Brazing) (IMAHADAH)
- akta.pro secondary industries
- Welding & Plasma Power Supplies (Industrial welders, cutting power sources) (IMAGADAI), Welding, Fabrication & Field Machining Services (On-site) (IMAIACAD), Arc Welding (SMAW/GMAW/FCAW/GTAW) Training (EDAOADAA)
Keywords
Where Bolt is headquartered
LocationHeadquarters
- HQ city
- Gevelsberg
- HQ country
- Germany
- HQ region
- Europe
Offices4 records
Markets served
Bolt business model
Business model- GTM type
- B2B
- Offering type
- Hardware or Manufacturing
- Cost components
- Supply Chain, Operations, Personnel, Technology or R&D, Marketing or Sales, Infrastructure
Revenue model
- Stud Welding Equipment Sales: Sale of stud welding units, guns, CNC machines, and automation equipment. Products include drawn arc and capacitor discharge welding units, automatic welding heads, and complete CNC stud welding systems.
- Welding Studs and Connectors: Sale of shear connectors (CE compliant, ETA certified), welding studs for all stud welding processes, and special studs including internally threaded studs and aluminum bolts.
- Accessories and Wear Parts: Sale of accessories including catalogues for drawn arc and capacitor discharge guns, automation accessories, general accessories, adapter boxes, handling arms, and consumable wear parts.
- Application-Related Consulting and Training: Technical consulting for stud welding applications, operator training according to DIN EN 1418, process control preparation assistance, and damage expertise.
- Maintenance, Repair, and Calibration: Maintenance and repair services for stud welding equipment including calibration according to DVS 3009 technical sheet. Service provided at facilities and on-site domestically and internationally.
- Rental Equipment: Rental of modern, fully operational stud welding equipment with technical advice and instructions provided.
- Contract Welding Services: Contract welding operations using all stud welding techniques, performed on modern CNC stud welding machines or manually.
Go-to-market motion1 record
Distribution channels2 records
Marketing channels4 records
Bolt product offering
Product offeringCore offering
Bolte GmbH manufactures and supplies shear connectors, welding studs, stud welding units (drawn arc, drawn arc inverter, capacitor discharge), and manual and automatic stud welding guns. The company also offers a full automation ecosystem including CNC stud welding machines, automatic stud feeders, automatic welding heads, and automatic welding guns, complemented by application-related consulting, training, maintenance, repair, rental, and contract welding services. Manufacturing is performed exclusively in Germany with multilingual support for international customers.
Product overview
Bolte GmbH is a German manufacturer of industrial stud welding technology offering a comprehensive, modular product portfolio. The core offering centers on stud welding equipment including power units (drawn arc, drawn arc inverter, and capacitor discharge types), manual welding guns (GD series, PHM/PKM series), and a full automation ecosystem. The automation lineup comprises CNC stud welding machines (Series T/F/V, MAS-04 tabletop), automatic welding heads (KHA-200F, KKA-200F), automatic stud feeders (VBZ-T for flanged studs, RBZ for non-flanged studs), and automatic welding guns (PHA-500, PKA-500). Supporting the core equipment are accessories including the POWERFLEX handling arm, PRO-x welding parameter memory with PRO-xDataLog software, and PRO-SPLIT adapter box. Specialized solutions include DUOFIX for heat cost allocators and ISOFIX for insulation nails. The company also provides comprehensive services (consulting, training, maintenance, rental, contract welding) and SDDESIGN engineering software. Products serve construction, shipbuilding, and refractory industries.
Differentiator
Problem solved
Functional benefit
Products and services
- Shear connectors
- Welding studs
- Stud welding units (drawn arc, drawn arc inverter, capacitor discharge)
- Stud welding guns (drawn arc and capacitor discharge)
- CNC stud welding machines (Series T, F, V)
- Tabletop stud welding machine MAS-04
- Automatic welding heads (KHA-200F, KKA-200F)
- Automatic stud feeder VBZ-T
- Automatic stud feeder RBZ
- Automatic welding guns (PHA-500, PHA-500-6, PKA-500)
- Handling arm POWERFLEX
- SDDESIGN design software for shear connectors
- DUOFIX mounting system for heat cost allocators
- ISOFIX/ISOFIXaccu insulation nail welding system
- Stud welding in shipbuilding
- Stud welding in refractory construction
- Application-related consulting and training
- Maintenance and repair services
- Rental equipment
- Contract welding services
Quantifiable outcome
- VBZ-T feeder achieves up to 50 studs/minute feeding capacity
- +2 more outcomes
Companies that use Bolt
Customer profileSegments5 records
Ideal customer profiles5 records
Bolt technology and API
TechnologyTechnology focussed No
API detail
- Has API
- No
- API docs
- API detail
Core technology
AI maturity
App detail
Feature8 records
Bolt partnerships and signals
Strategic signalScale indicators1 record
Recent moves6 records
Expansion highlights5 records
Bolt competitors and assessment
Company assessmentDirect peers
- Tru-Weld Stud Welding: US manufacturer of stud welding equipment, weld studs, and accessories serving construction and industrial markets. Direct competitor in the core stud welding category, though primarily North America-focused.
- Köco (Königshofer) Stud Welding: Established German specialist in stud welding equipment, shear connectors, and CNC automation. Comparable to Bolte in core technology (drawn arc, capacitor discharge) and target verticals (construction, shipbuilding, industrial manufacturing).
- HBS Bolzenschweißtechnik: German-based manufacturer of stud welding equipment, welding studs, and stud welding accessories — a direct head-to-head competitor to Bolte across the stud welding product stack including power units, guns, and CNC automation.
- Image Industries: US manufacturer of stud welding equipment, weld studs, and accessories including shear connectors. Direct peer in both equipment and consumable studs for construction and industrial fabrication markets.
- Taylor Studwelding Systems: UK-based designer and manufacturer of stud welding equipment and systems, including capacitor discharge and drawn arc machines. Comparable product offering and end-market focus to Bolte.
Broad incumbents
- Lincoln Electric: Largest global welding equipment and consumables manufacturer with broad coverage of arc welding, automation, and stud welding-adjacent categories. Represents the scale ceiling that a niche player like Bolte is benchmarked against.
- Fronius International: Global welding technology leader offering arc welding power sources and automation, including stud welding-adjacent inverter-based systems. Adjacent incumbent that could expand into Bolte's automation niche with its broader R&D and global channel.
- Nelson Stud Welding (Stanley Black & Decker): Largest global player in stud welding equipment and weld studs, now part of Stanley Black & Decker's fastening portfolio. Comparable on product category and customer base but with vastly broader geographic reach and capital base than Bolte.
Emerging players
- SUNSTONE Engineering: Manufacturer specializing in capacitor discharge stud welding equipment and micro-welding systems. Overlaps with Bolte's capacitor discharge product line but typically focuses on smaller-scale and precision applications.
Regional players
- Tuffaloy Products: US-based manufacturer of resistance welding consumables and accessories. Adjacent peer in industrial welding supplies — overlapping end customers in fabrication shops, though focused on resistance welding rather than stud welding.
Market position
Strengths4 records
Weaknesses4 records
Competitive moat5 records
Key risks6 records
Key highlights7 records
Customer concentration
Bolt compliance and trust
Trust signalCompliance2 records
Bolt financial estimates
Financial estimateRevenue estimate
Valuation estimate
Bolt leadership team
Management profileNumber of profiles
Profiles2 records
Bolt funding detail
Funding detailFunding overview
Funding rounds
Investors
Funding detail is available on the Subscription and Enterprise plan.Contact sales →
Bolt M&A and investment
M&A and investmentM&A
Investments
M&A and investment is available on the Subscription and Enterprise plan.Contact sales →
Frequently asked questions about Bolt
What does Bolt do?
Bolte GmbH manufactures and supplies shear connectors, welding studs, stud welding units (drawn arc, drawn arc inverter, capacitor discharge), and manual and automatic stud welding guns. The company also offers a full automation ecosystem including CNC stud welding machines, automatic stud feeders, automatic welding heads, and automatic welding guns, complemented by application-related consulting, training, maintenance, repair, rental, and contract welding services. Manufacturing is performed exclusively in Germany with multilingual support for international customers.
Is Bolt a public or private company?
Bolt is a private company. It is classified as family owned and is currently operating.
When was Bolt founded?
Bolt was founded in 2018. It employs 51 to 100 people.
Where is Bolt based?
Bolt is headquartered in Gevelsberg, Germany, in the Europe region.
How does Bolt make money?
Seven revenue lines are on record. Stud Welding Equipment Sales are the primary driver. The others are welding Studs and Connectors, accessories and Wear Parts, application-Related Consulting and Training, maintenance, Repair, and Calibration, rental Equipment and contract Welding Services.
Who are Bolt's main competitors?
Direct peers on record are Tru-Weld Stud Welding, Köco (Königshofer) Stud Welding, HBS Bolzenschweißtechnik, Image Industries and Taylor Studwelding Systems. Broad incumbents are Lincoln Electric, Fronius International and Nelson Stud Welding (Stanley Black & Decker). SUNSTONE Engineering is listed as an emerging player. Tuffaloy Products is listed as a regional player.
Does Bolt have an API?
No public API is recorded for Bolt.
What industry is Bolt in?
Bolt's product category is Industrial Stud Welding Equipment. Its primary akta.pro industry code is IMAHADAH, Welding, Joining & Soldering Equipment (Arc, Resistance, Friction, Brazing), with a secondary code of IMAGADAI, Welding & Plasma Power Supplies (Industrial welders, cutting power sources). Its NAICS code is 333992 and its SIC code is 3560.