Atterer Stahlcenter GmbH

What Atterer Stahlcenter GmbH does

Atterer Stahlcenter GmbH is a German steel reinforcement and construction-materials supplier headquartered in Marktoberdorf, Bavaria, serving construction companies primarily in southern Germany, Austria, and adjacent regions. The company operates a 30,000 m² processing and storage facility at its headquarters, supported by two regional subsidiaries — Mindener Stahlhandel (founded 2009, northern Germany) and Eberswalder Stahlhandel (founded 2013, eastern Germany) — giving it a three-site national footprint. Its core offering is project-specific cut-and-bent rebar and reinforcement steel, produced via CNC-controlled cutting and bending lines and robotic welding cells, plus the proprietary BAMTEC reinforcement carpet system for faster on-site installation.

The business model is a hybrid of merchant steel trade and value-added processing: Atterer purchases carbon steel stock, processes it to project specifications (matt lists), and delivers to construction sites using its own 14-truck fleet with defined regional tour areas. Products carry EN 1090, ISO 9001, and ISO 17660 welding certifications, allowing the company to bid on certified structural-steel tenders. The company is family-owned (Wachter family since 1954) and traces its origins to an 1886 ironmongery in Marktoberdorf, rebranding to the current Stahlcenter identity in 2018 to reflect its positioning as a specialized processing center rather than a general merchant.

Customers are B2B construction firms — general contractors, structural concrete specialists, and civil engineering companies — with no publicly disclosed customer concentration. The company runs an apprenticeship program and posts ongoing job openings, suggesting stable headcount expansion. The principal strategic moves of the past decade are geographic (Minden and Eberswalde subsidiaries), operational (the 2017 HQ expansion), governance-related (2018 rebrand and 2015 successor-generation leadership change), and compliance-related (2014 ISO 9001).

Name

Atterer Stahlcenter GmbH

Legal name

ATTERER Stahlcenter GmbH

Website

https://atterer.de

Company type

Private

Founded year

1886

Operating status

Operating

Headcount range

1–10 employees

Short description

Atterer Stahlcenter GmbH is a family-owned German steel reinforcement processor supplying cut-and-bent rebar and BAMTEC carpets to construction firms across Bavaria, Austria, and additional German regions via CNC-automated lines and its own truck fleet.

Ownership category

akta.pro rank

Product category

Reinforcement Steel Products and Processing

NAICS

Steel Product Manufacturing from Purchased Steel (3312), Plate Work and Fabricated Structural Product Manufacturing (33231)

SIC

Fabricated Structural Metal Products (3440), Sheet Metal Work (3444)

akta.pro primary industry

Rebar Fabrication & Reinforcing Products (IMADACAH)

akta.pro secondary industry

Cold-Formed Steel Framing & Studs (IMADACAF)

Keywords

• Reinforcement steel products
• Structural steel processing
• Concrete reinforcement solutions
• Steel fabrication services
• Construction steel supply

Headquarters

HQ city

Marktoberdorf

HQ country

Germany

HQ region

Europe

Offices1 record

Markets served

GTM type

B2B

Offering type

Hardware or Manufacturing

Cost components

Supply Chain, Personnel, Operations, Infrastructure, Others

Revenue model

1. Steel Product Sales: One-time sales of concrete reinforcement steel (Bewehrungsstahl), formed steel (Formstahl), welded reinforcement modules, bored pile reinforcement baskets, and construction accessories. Products sold per unit/tonnage with project-based pricing. Sales through online shop and direct account relationships.
2. Custom Steel Processing Services: Custom processing services including welding of structural steel components (columns, beams, head studs), concrete steel welding, shot blasting (SA 2.5), priming/conservation (15-40μm), galvanizing, and powder coating. Value-added services bundled with product sales.
3. Logistics and Delivery: Delivery services to construction sites using company fleet of trucks. Delivery available within defined tour areas (Landsberg, Oberland, Oberallgäu, Augsburg-Schwaben, München-West) and to Austria. Chargeable logistics service integrated with product sales.

Pricing tiers

Go-to-market motion1 record

Distribution channels2 records

Marketing channels7 records

Core offering

Atterer Stahlcenter GmbH manufactures, processes, and supplies reinforcement steel (Bewehrungsstahl), structural steel (Formstahl), welded reinforcement modules, bored pile reinforcement cages, BAMTEC roll reinforcement, and ÖNORM-compliant steel products, together with custom CNC processing (sawing, drilling, welding, surface treatment) and formwork accessories. Products are sold B2B to construction companies via account-based online shops and delivered directly to construction sites by the company's own truck fleet across Bavaria and Austria.

Product overview

Atterer Stahlcenter GmbH is a steel reinforcement and construction materials company operating as a single unified product portfolio rather than a modular platform. The core offerings consist of: (1) Bewehrungsstahl/Gewi-Stahl SAS 500/550 for reinforcement steel systems, (2) Geschweißte Bewehrungsmodule (welded reinforcement modules/baskets), (3) BAMTEC roll reinforcement for floors and slabs, (4) ÖNORM-Stahl for Austrian standards compliance, (5) Bohrpfahl-Bewehrungskörbe (bored pile reinforcement cages), (6) Schweißarbeiten (welding services), (7) Schalungszubehör (formwork accessories), and (8) Formstahl (structural steel with processing services). These products are complementary—reinforcement steel and modules form the concrete reinforcement offering, while Formstahl and welding services address structural steel needs, and formwork accessories support the broader construction workflow. The company operates on-site processing facilities including CNC sawing, drilling, shot blasting, and coating capabilities on its 30,000 m² site.

Differentiator

Problem solved

Functional benefit

Products and services

• Bewehrungsstahl / Gewi-Stahl SAS 500/550 Reinforcement steel system featuring SAS 500/550 threaded steel (Gewindestahl) with robust coarse thread for construction applications, allowing endless screwing and 100% full joint in one plane. Available in diameters from 12mm to 63mm with European approvals, supplied to construction companies for reinforced concrete projects.
• Geschweißte Bewehrungsmodule (Welded Reinforcement Modules) Welded reinforcement modules in which individual concrete reinforcing stirrups are welded with longitudinal bars into baskets. Enables filigree reinforcement parts, higher dimensional accuracy, and faster installation on construction sites compared to hand-woven baskets. Available up to dimensions of 200x200cm and lengths up to 12m.
• BAMTEC Roll Reinforcement Economical method for reinforcing ceilings, floor slabs, and walls made of reinforced concrete. Computer-controlled and fully automated manufacturing delivers 80-90% reduction in laying time and up to 40% material savings through freely selectable bar diameters, spacings, and lengths.
• ÖNORM-Stahl (Austrian Standard Reinforcement Steel) Austrian standard reinforcement steel product range including ÖMAT loop mats with ÖNORM-compliant overlap joints, RIPA connection baskets eliminating manual stirrup setup, and punching shear reinforcement elements. Registered under ÖNORM B 4707 for Austrian market compliance.
• Bohrpfahl-Bewehrungskörbe (Bored Pile Reinforcement Cages) Bored pile reinforcement cages manufactured in B 500 S steel grade at the Marktoberdorf facility with outer diameters from 180mm to 1,300mm and lengths up to 22m in a single piece. Production uses robotic welding machines certified by SLV München; cages up to 19.40m are transportable on the company fleet for direct site delivery.
• Schweißarbeiten (Certified Welding Services) Welding services covering columns, beams, and reinforcing steel, including header plates with headed studs, structural steel welding, and reinforcing steel welding. Certified per DIN EN 1090 EXC 2 for structural steel (qualities S235 and S355) and DIN EN ISO 17660 for concrete steel welding; ÖNORM B 4707 registration supports Austrian projects.
• Schalungszubehör (Formwork Accessories) Formwork accessories for construction sites including Schöck installation components, punching shear reinforcement, spacers, bend-back connections, wall connection rails, Halfen products, binding wires, and foundation protection. Sold to construction companies alongside reinforcement steel orders.
• Formstahl (Structural Steel with CNC Processing) Structural steel (Formstahl) product range with in-house CNC processing (sawing, drilling, shot blasting, priming, galvanizing, powder coating) and over 50 different beam profiles in stock. Processing capabilities cover lengths up to 18,000mm. Extended range includes profiles (wide-flange beams, bar steel), pipes (gas, structural, square/rectangular, hollow sections), galvanized materials, sheets, stainless steel, metal construction accessories, plastics, and roof/wall profiles. Targets steel and metal construction companies, blacksmiths, and metal builders.

Quantifiable outcome

• 80-90% reduction in laying time with BAMTEC system compared to conventional reinforcement
• +2 more outcomes

Named customers1 record

Segments3 records

Ideal customer profiles3 records

Technology focussed No

API detail

Has API

No

API docs

API detail

Core technology

AI maturity

App detail

Feature5 records

Partnerships

Two partnerships are on record, tiered minor.

• humedicaminorOthersHumanitarian aid organization. Atterer Stahlcenter donates over €25,000 annually to charitable causes including humedica for combating hunger and poverty worldwide.
• KinderherzenminorOthersGerman charity supporting children with heart diseases. Atterer contributes to this organization as part of annual charitable donations exceeding €25,000.

Scale indicators6 records

Recent moves11 records

Expansion highlights5 records

Broad incumbents

• Salzgitter AG: Large German steel and technology group with reinforcement and structural steel product lines. Operates broadly across the value chain that Atterer serves, from steelmaking through processed products.
• BENTELER Steel/Tube GmbH: Major European steel processor and tube manufacturer with construction-sector exposure. Overlaps with Atterer in structural steel processing and welded steel components, though at much larger industrial scale.
• Klöckner & Co SE: One of Europe's largest steel and metal distributors with a multi-country footprint and an online B2B platform. Comparable to Atterer in selling processed steel products and structural steel to construction and industrial customers, though at far greater scale and broader geographic reach.
• thyssenkrupp Steel Europe: Germany's largest flat steel producer, supplying downstream fabricators and construction customers. Overlaps with Atterer as a major upstream-plus-processing player in the German steel value chain.

Direct peers

• Kerschgens Werkstoffe & Mehr GmbH: German steel service center supplying long products, beams, and processed steel to construction and industrial customers. Comparable mid-sized regional player with similar B2B sales motion and processing capabilities.
• Hasenclever + Sohn GmbH: Established German steel and metals distributor with deep regional roots in North Rhine-Westphalia. Comparable as a family-led regional steel service center serving construction companies.
• Sülzle Stahlpartner: German steel service center network offering rebar, structural steel, and processing services to construction and industrial customers. Most direct head-to-head competitor in value-added steel distribution with regional sites and own logistics.

Regional players

• Heckner GmbH: Southern German regional steel center serving construction and metalworking customers with beams, reinforcement steel, and processing services. Comparable regional footprint and product mix to Atterer's Bavarian base.
• Kind & Co. Edelstahlwerk GmbH: German specialty steel manufacturer with focus on tool and high-grade steels. Comparable family-owned regional German steel producer with similar mid-sized industrial scale.
• Lehn Stahl GmbH & Co. KG: Regional German steel service center providing reinforcement and structural steel processing. Comparable regional footprint and value-added steel processing model.

Market position

Strengths4 records

Weaknesses4 records

Competitive moat6 records

Key risks6 records

Key highlights6 records

Customer concentration

• Facebookfacebook.com/attererstahl
• LinkedInlinkedin.com/company/atterer-stahlcenter-gmbh
• Instagraminstagram.com/attererstahl

Compliance4 records

Revenue estimate

Valuation estimate

Number of profiles

Profiles3 records

Subsidiaries2 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 Atterer Stahlcenter GmbH