Trebbin Steel Company

What Trebbin Steel Company does

Trebbiner Stahlgesellschaft mbH (TSG), operating as 'TSG – Qualität in Stahl', is a privately-held German steel trading and bending company founded in 1992 and headquartered in Trebbin, Brandenburg. The company supplies and processes concrete reinforcement steel (Betonstahl) — including straight BSt IV S / B500B bars, coiled BSt IV WR / KR, and BSt IV M / B500A reinforcement mats — alongside profile steel and reinforcement accessories, all under DIN 488 quality supervision. Processing is performed at four German sites (Trebbin HQ, Butzbach, Zwickau with a Pedax Mafix mat line, and Grieben in Löwenberger Land), using modern cutting and bending equipment to produce cut-and-bent rebar per customer drawings and specifications.

TSG monetizes the business through one-time steel trading transactions, professional cutting/bending services, hardware sales of reinforcement accessories (including LENTON-certified threaded connection systems), and made-to-order profile steel with processing such as sawing, drilling, welding, priming, and hot-dip galvanizing. Pricing is negotiated per order and not publicly disclosed, with only the LENTON accessory price list (Stand 01/2026) published. Distribution is handled via TSG's own delivery fleet — including self-unloading vehicles for sites without cranes — augmented by contracted Speditionen on semi-trailers, serving construction companies (primary), building materials traders, and SMEs across all of Germany.

The company is managed by the Otto family (Julia Otto and Alexander Otto as Geschäftsführer) with 51–100 employees. Differentiators include BVBS-standardized digital data exchange and ISB-compliant QR-code product labeling for CAD-to-production integration, a CO2-neutral Betonstahl product line launched in 2022 backed by carbon-offset certificates, and a >100 kWp rooftop solar PV system at Trebbin installed in 2020 with E-ON and ILB Brandenburg. The GTM motion is sales-led with direct field outreach, supported by company blog content and an active presence across YouTube, Instagram, Facebook, and LinkedIn plus a branded podcast ('Macher Von Geschichten').

Name

Trebbin Steel Company

Legal name

Trebbiner Stahlgesellschaft mbH

Website

https://tsg-trebbin.de

Company type

Private

Founded year

1992

Operating status

Operating

Headcount range

51–100 employees

Short description

Trebbiner Stahlgesellschaft mbH (TSG) is a German, family-owned steel trading and bending company established in 1992, supplying and processing DIN 488-certified concrete reinforcement steel, profile steel, and accessories across four German sites for construction firms and building materials traders.

Ownership category

akta.pro rank

Product category

Reinforcing Steel Trading and Processing

NAICS

Steel Product Manufacturing from Purchased Steel (3312)

SIC

Sheet Metal Work (3444)

akta.pro primary industry

Rebar Fabrication & Reinforcing Products (IMADACAH)

akta.pro secondary industry

Steel Service Centers & Processing (Slitting, Cut-to-Length, Blanking, Leveling) (IMAKABAL)

Keywords

• Reinforcing steel trading
• Steel bending services
• Concrete reinforcement products
• Profile steel supply
• Welded mesh distribution

Headquarters

HQ city

Trebbin

HQ country

Germany

HQ region

Europe

Offices4 records

Markets served

GTM type

B2B

Offering type

Hardware or Manufacturing

Cost components

Supply Chain, Operations, Personnel, Infrastructure

Revenue model

1. Concrete Steel Trading: Trading of concrete reinforcement steel (Betonstahl) including BSt 500, including straight rebar (BSt IV S), coiled rebar (BSt IV WR/KR), and reinforcement mats (BSt IV M). Sales are typically one-time transactions with delivery and processing services.
2. Steel Processing Services: Cutting and bending services for reinforcement steel according to customer drawings. The company operates modern cutting and bending machines to produce one, two, and three-dimensional forms from customer specifications.
3. Reinforcement Accessories: Sale of reinforcement accessories including concrete spacers, plastic and metal spacers, spacer baskets, distance baskets, and certified LENTON threaded connection systems.
4. Profile Steel Trading: Procurement and processing of various steel profiles including wide-flange beams, structural steel, galvanized materials, pipes, and sheets. Services include sawing (including mitre cuts), drilling, welding, priming, and hot-dip galvanizing.

Pricing tiers

Go-to-market motion1 record

Distribution channels1 record

Marketing channels4 records

Core offering

Trebbin Steel Company (Trebbiner Stahlgesellschaft mbH) trades and processes reinforcing and profile steel products for the German construction industry. Its offering covers concrete reinforcing steel bars, reinforcing steel in coils, welded reinforcement mesh, profile steel, and reinforcement accessories, supplied alongside cut-and-bend processing, just-in-time delivery from four German locations, and BVBS-compliant digital ordering.

Product overview

Trebbin Steel Company (Trebbiner Stahlgesellschaft mbH) is a steel trading and bending business serving all of Germany. The company offers a comprehensive portfolio of concrete reinforcement steel products and profile steel, combined with steel processing services. The core product line consists of: Betonstabstahl (straight reinforcing bars in B500B grade), Betonstahl in Ringen (coil steel in WR B500B/KR B500A grades), and Betonstahlmatten (reinforcement meshes in B500A grade), all produced under DIN 488 quality monitoring. The CO2 neutraler Betonstahl variant offers climate-neutral alternatives through carbon offset certificates. Profile steel products (beams, form steel, galvanized materials, pipes, sheets) are procured to order. Processing capabilities include cutting, bending, drilling, welding, and hot-dip galvanizing. Reinforcement accessories and the LENTON screw connection system are offered as add-on products. The company operates four locations in Germany with its own fleet for delivery.

Differentiator

Problem solved

Functional benefit

Products and services

• Betonstabstahl (Reinforcing steel bars)

Quantifiable outcome

• PV installation provides renewable energy for operations at Trebbin headquarters (>100 kWp capacity)

Named customers3 records

Segments3 records

Ideal customer profiles2 records

Technology focussed No

API detail

Has API

No

API docs

API detail

Core technology

AI maturity

App detail

Feature3 records

Partnerships

Three partnerships are on record, tiered moderate and core.

• E-ONmoderateStrategic or Co-development Partner · 1 January 2020Partnership with E-ON for installation of a solar PV system on the company's warehouse roof in Trebbin in 2020. The >100 kWp installation was completed between July and October 2020.
• LENTONcoreTechnology or IntegrationCertified partner for LENTON threaded connection systems for reinforcement steel. Sells LENTON products including standard sleeves, position sleeves, reducing sleeves, combination sleeves, and thread protection caps.
• Institut für Stahlbetonbewehrung (ISB)moderateOthersProfessional association that published the BVBS standard for digital reinforcement data exchange and guidelines for QR code product labeling that TSG supports and promotes.

Scale indicators3 records

Recent moves5 records

Expansion highlights5 records

Regional players

• DBW Steel (formerly Rütgers / Ferostaal): German steel processing and service center group operating multiple locations across Germany with cutting, bending, and rebar processing capabilities for construction customers. Closely comparable service-center business model and customer base to TSG, including DIN 488 quality certified rebar processing.

Direct peers

• Georgsmarienhütte GmbH: German steel producer focused on quality and engineering steel including rebar products for the German and European construction market. Operates as a competitor supplier of Betonstahl that TSG would resell or compete against in end-customer bids.
• Peiner Träger GmbH: German producer of steel sections, beams, and rebar-related long products. A direct comparable in the German structural and reinforcing steel value chain serving construction customers with profile and reinforcing products that overlap TSG's Profilstahl and Betonstahl ranges.
• Lech-Stahlwerke GmbH: South German steel producer of reinforcing steel and wire rod, including coil and bar rebar products serving the same Bavarian/Swabian construction market where TSG operates a Butzbach-adjacent footprint. A direct comparable in size, region, and product focus.
• Badische Stahlwerke GmbH: German manufacturer of reinforcement steel (Betonstahl) including BSt 500 in straight bar and coil form. Closest direct peer to TSG's core rebar trading and processing offering, also serving the German construction market under DIN 488 quality standards.
• Stahlwerk Annahütte Max Aicher GmbH & Co. KG: Bavarian-based steel producer specializing in reinforcing steel (Betonstahl), rebar mats (Bewehrungsmatten), and threaded connection systems. Closely comparable German rebar and mat producer whose products overlap with TSG's core Betonstabstahl and Betonstahlmatten offerings.

Broad incumbents

• Salzgitter AG: One of Europe's largest steel producers with significant rebar and wire rod output through its Steel Processing and Trading divisions. A direct upstream competitor and large-scale broad incumbent in the same German rebar supply chain TSG serves.
• ArcelorMittal Europe – Long Products: European arm of the world's largest steel producer, manufacturing rebar and wire rod at multiple European sites. Competes with TSG at the supply and processing level, including via XCarb and other low-carbon rebar offerings that overlap with TSG's CO2-neutral product.
• Klöckner & Co SE: Germany-headquartered multinational steel and metal service center operating the largest distribution and processing network in Europe. Directly comparable as a steel service center serving construction customers with cut-to-length, processing, and rebar-adjacent products, though far larger in scale and product breadth than TSG.
• thyssenkrupp Steel Europe AG: Germany's largest steel producer with broad product portfolio including rebar-relevant input grades and downstream processing. A broad incumbent in the same German rebar ecosystem that shapes market pricing and supply availability for TSG.

Market position

Strengths5 records

Weaknesses5 records

Competitive moat4 records

Key risks6 records

Key highlights7 records

Customer concentration

• YouTubeyoutube.com/@TrebbinerStahlgesellschaft
• Facebookfacebook.com/trebbiner.stahl
• LinkedInlinkedin.com/company/trebbiner-stahl
• Instagraminstagram.com/trebbiner.stahl

Compliance1 record

Revenue estimate

Valuation estimate

Number of profiles

Profiles2 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 Trebbin Steel Company