Bjornborg Steel

What Bjornborg Steel does

Björneborg Steel AB is a privately held Swedish forging company, founded in 1656, that operates the largest open-die forge in the Nordic region and runs a fully integrated production chain from recycled scrap to finished, finish-machined components. Its melt shop combines an advanced Electric Arc Furnace with ladle furnace refining and vacuum degassing; the forge shop uses open-die free-form forging to eliminate internal porosity; the heat treatment operation runs 12 specialized furnaces; and the machine shop handles heavy rough turning through complex finish machining within hundredths of a millimeter. The company holds ISO 9001:2015, ISO 14001:2015, and Lloyd's Register Manufacturer Approval (2024–2027), and has been certified by a key European defense customer with a 96/100 supplier score.

The company's commercial offering is structured around four vertical segments — Energy (large electric motors and generators setting world-record efficiency), Defense (cornerstone components for naval and military platforms), Marine (propeller shafts and propulsion components for navy ships, ferries, and cargo ships), and Tool Steel — sold through direct enterprise sales globally, with disclosed contract packages of 50–100 MSEK. Its flagship differentiator is GreenForge®, a proprietary climate-neutral production concept using recycled scrap, 100% fossil-free electricity, and biogases (LBG, rDME, bio-propane) for heating, with fossil-free lime supplied via the ZEQL partnership (SMA Mineral and SaltX Technology). GreenForge® is available to customers on request from 2026, with full production shift targeted for 2027. Recent strategic actions include a partnership with Berg Propulsion for the world's first GreenForge® propeller shafts on Louis Dreyfus Armateurs ro-ro vessels (in service 2026), a significant European naval order package (50–100 MSEK) following a prior MSEK 50+ order, and a December 2025 MES modernization with Prevas Smart Production.

The business model is one-time enterprise sales of high-specification forged components with order values typically in the 50–100 MSEK range and 2,000+ deliveries per year. The company is led by CEO Håkan Dedorsson, with a Forgemaster (Morgan Bäck) and process development leadership (Mikael Andreasson), and is headquartered at Kristinehamnsvägen 2, SE-681 61 Björneborg, Sweden, with operations also in Kristinehamn. Revenue is not publicly disclosed.

Name

Bjornborg Steel

Legal name

Björneborg Steel AB

Website

https://bjorneborgsteel.com

Company type

Private

Operating status

Operating

Headcount range

11–50 employees

Short description

Björneborg Steel AB is a Swedish integrated forging manufacturer producing high-specification steel components from recycled scrap for Energy, Defense, Marine, and Tool Steel customers. It operates the largest open-die forge in the Nordics and is rolling out GreenForge®, a proprietary climate-neutral production process.

Ownership category

akta.pro rank

Product category

Steel Forging and Machined Components

NAICS

Steel Product Manufacturing from Purchased Steel (3312)

SIC

Fabricated Structural Metal Products (3440), Miscellaneous Fabricated Metal Products (3490)

akta.pro primary industry

Specialty & Alloy Steel (Stainless, Tool Steel, Electrical Steel, High-Strength/HSLA) (IMAKABAJ)

akta.pro secondary industries

Steel Plate, Sections & Welded Assemblies (IMADACAD), Steel Fabrication & Marine Engineering (Custom Fabrication, Modifications, Conversions) (TLAHAMAH), Steelwork & Fabrication Facilities (Plate/Section Processing, Welding Lines) (IMAJALAH)

Keywords

• Open-die steel forging
• Marine propeller shafts
• Climate-neutral steelmaking
• Defense forged components
• Industrial forging services

Headquarters

HQ city

Björneborg

HQ country

Sweden

HQ region

Europe

Offices2 records

Markets served

GTM type

B2B

Offering type

Hardware or Manufacturing

Cost components

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

Revenue model

1. Forged steel components: Björneborg Steel manufactures and sells forged components and finish-machined products across Energy, Defense, Marine, and Tool Steel sectors. The company transforms recycled scrap into finished world-class products (semi-finished to fully assembled), delivered globally.

Go-to-market motion1 record

Distribution channels1 record

Marketing channels3 records

Core offering

Björneborg Steel is a fully integrated forging company that manufactures open-die forged steel components and finish-machined parts from recycled scrap for the Energy, Defense, Marine, and Tool Steel sectors. Products range from semi-finished forgings to fully finished, assembly-ready machined components, including propeller shafts for naval and commercial vessels, components for large electric motors and generators, defense-grade parts, and tool steel materials. Its proprietary GreenForge® process offers fully climate-neutral steel production available to customers upon request from 2026.

Product overview

Björneborg Steel is a fully integrated forge company controlling the manufacturing process from scrap to finished product. The company operates the largest open-die forge in the Nordic region and delivers everything from semi-finished products to completely finished products ready for assembly. Their core product is GreenForge®, a climate-neutral production technology using recycled scrap, fossil-free electricity, and biogases. They serve four industry segments: Energy (large electric motors and generators), Defense (military applications), Marine (propeller shafts for ships), and Tool Steel. The production process includes Melt shop (EAF, ladle furnace, vacuum degassing), Forge shop (open-die free-form forging), Heat treatment (12 specialized furnaces), and Machine shop (heavy rough turning to complex finish machining).

Differentiator

Problem solved

Functional benefit

Brands

• GreenForge®: A fully climate-neutral steel production process developed by Björneborg Steel. Based on recycled scrap, 100% fossil-free electricity for melting, and biogases (LBG, rDME, bio propane) for heating. Available upon request to all customers from 2026, with the company's full production targeted to shift to GreenForge® by 2027.

Products and services

• GreenForge® Climate-Neutral Forged Steel A climate-neutral steel production concept using recycled scrap, 100% fossil-free electricity for EAF melting, and biogases (LBG, rDME, bio-propane) for heating instead of fossil gases. Available to all customers upon request from 2026, enabling near-100% CO2 reduction versus conventional steel production for demanding applications in Marine, Energy, Defense, and Tool Steel.
• Forged Steel Components and Finish-Machined Parts

Quantifiable outcome

• CO2 emissions reduction of close to 100% using GreenForge® technology compared to conventional steel production
• +3 more outcomes

Named customers3 records

Segments4 records

Ideal customer profiles4 records

Technology focussed No

API detail

Has API

No

API docs

API detail

Core technology

AI maturity

App detail

Feature3 records

Partnerships

Six partnerships are on record, tiered supporting and core.

• PrevassupportingTechnology or Integration · 15 December 2025Prevas is a Swedish IT and embedded systems company engaged to upgrade Björneborg's MES (Manufacturing Execution System) with Prevas Smart Production for the final stage of steelmaking. The new scalable system is expected to improve efficiency, traceability, and production flexibility, supporting the company's digitalization and long-term growth.
• ZEQL (Zero Emission QuickLime)coreStrategic or Co-development Partner · 3 April 2025ZEQL is a collaboration between SMA Mineral and SaltX Technology producing the world's first burnt lime made 100% with fossil-free electricity. Björneborg Steel conducted full-scale trials of ZEQL lime in its Electric Arc Furnace during March 2025, with very good results showing rapid dissolution and high refining capacity. The lime supports Björneborg's climate-neutral GreenForge® production.
• Berg PropulsioncoreStrategic or Co-development Partner · 20 March 2025Berg Propulsion is the maritime technology partner ordering the world's first GreenForge® propeller shafts from Björneborg. These shafts will be installed on three Louis Dreyfus Armateurs ro-ro vessels due in service 2026. The combination of GreenForge® shafts and Berg's hybrid propulsion system creates a sustainability benchmark in the maritime industry.
• SaltX Technology Holding ABcoreStrategic or Co-development PartnerSaltX Technology is one of the two partners (with SMA Mineral) in the ZEQL joint venture. SaltX and SMA Mineral developed the electrically manufactured burnt lime technology, and Björneborg conducted the full-scale trial, making SaltX a strategic sustainability partner in the GreenForge® ecosystem.
• SMA MineralcoreStrategic or Co-development PartnerSMA Mineral is one of the two partners (with SaltX) in the ZEQL joint venture, producing fossil-free burnt lime for use in Björneborg's electric arc furnace. SMA Mineral's CEO confirmed the breakthrough in electrically manufactured lime production.
• Flogas Sverige ABsupportingTechnology or IntegrationFlogas Sverige AB supplied bio-propane for the GreenForge® production of the maritime propeller shafts delivered to Berg Propulsion. Bio-propane is one of the biogases used in the GreenForge® process alongside LBG and rDME.

Scale indicators6 records

Recent moves7 records

Expansion highlights5 records

Direct peers

• Ovako: Swedish specialty steel producer and forger headquartered in the Nordics, serving bearing, engineering, and heavy industrial OEMs — directly comparable in EAF-based clean steel, open-die forging capability, and Nordic customer base across energy and industrial segments.
• Aubert & Duval: French specialty steelmaker and forger producing high-purity forged components for aerospace, defense, energy, and nuclear applications — directly comparable as a European integrated specialty forge serving similarly demanding, qualification-heavy industrial customers.
• Scot Forge: US-headquartered open-die and rolled-ring forge serving aerospace, defense, power generation, and marine — directly comparable in open-die forging of large custom steel components for energy and naval applications.
• Ellwood Group: US specialty steelmaker and forger operating open-die forging, heat treatment, and machining for defense, oil & gas, and heavy industrial customers — directly comparable as a fully integrated forge with similar capital-intensive process chain.
• Weber Metals (Howmet Aerospace): US-based large-diameter forging producer of aerospace and industrial components, now part of Howmet Aerospace — directly comparable in large forged steel structural components for defense, aerospace, and energy end markets.

Broad incumbents

• Bharat Forge: One of the world's largest forging companies, producing forged components for automotive, energy, marine, and defense — broadly comparable as a large-scale industrial forger, though it competes globally on tonnage rather than Björneborg's specialty, low-volume mix.
• Voestalpine: Austrian integrated steelmaker and metal-forming group with specialty steel divisions serving railways, automotive, energy, and aerospace — broadly comparable as a European integrated steel/forging incumbent with similar customer verticals including rail/energy/tool steel.
• Sandvik: Swedish engineering group operating a Materials Technology division producing specialty alloys and steel products for mining, energy, and aerospace — broadly comparable as a Nordic-rooted specialty steel/materials company, though much larger and operating across tooling and equipment rather than pure forging.

Emerging players

• Swiss Steel Group (Schmolz + Bickenbach): European specialty long steel producer focused on engineering steel, tool steel, and stainless for automotive, energy, and industrial customers — comparable as a specialty steel peer with growing sustainability positioning overlapping GreenForge® themes.

Others

• SMS group: German metallurgical plant engineering and equipment supplier serving steel and forging producers worldwide — adjacent comparator as a supplier of EAF, forging, and heat-treatment equipment underlying Björneborg's integrated process chain.

Market position

Strengths5 records

Weaknesses5 records

Competitive moat5 records

Key risks6 records

Key highlights7 records

Customer concentration

Compliance3 records

Revenue estimate

Valuation estimate

Number of profiles

Profiles3 records

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 Bjornborg Steel