Strabag

What Strabag does

STRABAG SE is a leading European construction technology group headquartered in Vienna, Austria, with approximately 89,000 employees, operating across all major construction segments — transportation infrastructure, building construction, and civil engineering — in markets including Austria, Germany, Poland, the Czech Republic, Romania, the UK, the USA, Slovenia, Croatia, and Serbia. The company reports an order backlog of €33.1 billion (up 18% year-over-year) and has maintained 2026 output guidance of approximately €22 billion with an EBIT margin range of 5.0% to 5.5%.

The group operates a vertically integrated construction platform combining planning, execution, real estate development, and concessions through subsidiaries such as ZÜBLIN, Wayss & Freytag, STRABAG Real Estate, and the in-house TPA materials competence centre. Proprietary technology underpins its service offering: DARIA (an XGBoost-based AI risk-prediction system trained on 11,000 projects across 12 countries), Generative Design (evolutionary-algorithm parametric design with modules for energy, CO2, cost, architecture, and excavation), BIM2Field (GPS-enabled augmented-reality construction verification), autonomous asphalt paving developed within the EU InfraROB project, 3D concrete printing via PERI systems, and CO2-reduced concrete formulations (RCC, RCC2+) that achieve 30-50% emissions reductions. Sustainability is structurally embedded, with SBTi-validated 2030 targets and a 2040 climate-neutrality commitment.

Revenue is generated primarily through project-based, fixed-price or cost-plus contracts awarded via public tendering and direct negotiation with private developers, increasingly structured as public-private partnerships (PPPs) that bundle construction with long-term operation and maintenance. The customer base is dominated by government and public-sector entities — including United Utilities (HARP £3 billion programme), Iasi Airport, DARS Slovenia, Croatian Roads, and HOCHBAHN Hamburg — alongside selected private commercial real-estate developers and energy clients. Beyond organic execution, STRABAG has accelerated inorganic expansion through acquisitions of Naporo (hemp insulation), Van Elle (UK geotechnical), Crofton Engineering, GTDS assets, BAWI Construction (Romanian railway), and a 50.65% stake in ÖKT (biochar), complemented by the May 2026 launch of Loom Ventures, a €100 million InfraTech corporate venture capital fund.

Name

Strabag

Legal name

STRABAG SE

Website

https://strabag.com

Company type

Public

Founded year

1839

Operating status

Operating

Headcount range

5,001–10,000 employees

Short description

STRABAG SE is a Vienna-headquartered European construction technology group with approximately 89,000 employees, delivering transportation infrastructure, buildings, and civil engineering projects across roughly a dozen countries with a €33.1 billion order backlog and proprietary AI, AR, and low-carbon materials platforms.

Ownership category

akta.pro rank

Product category

Construction Services

NAICS

Highway, Street, and Bridge Construction (23731), Heavy and Civil Engineering Construction (237), Power and Communication Line and Related Structures Construction (237130)

SIC

Heavy Construction Other Than Bldg Const - Contractors (1600), General Bldg Contractors - Nonresidential Bldgs (1540), Water, Sewer, Pipeline, Comm & Power Line Construction (1623)

akta.pro primary industry

Commercial General Contracting (New Build) (IMAFAAAA)

Keywords

• Construction services
• Civil engineering
• Transportation infrastructure
• Building construction
• Tunnel construction

Headquarters

HQ city

Vienna

HQ country

Austria

HQ region

Europe

Offices6 records

Markets served

GTM type

B2B

Offering type

Services

Cost components

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

Revenue model

1. Construction Project Delivery: STRABAG generates the majority of its revenue through construction project delivery across three core segments: transportation infrastructure (road/highway/railway construction), building construction (residential, commercial, industrial), and civil engineering (tunnels, bridges, dams). Revenue is project-based, typically fixed-price or cost-plus contracts with public and private clients. The company maintains a order backlog of €33.1 billion and projects annual output of approximately €22 billion.

Pricing tiers

Go-to-market motion2 records

Distribution channels3 records

Marketing channels8 records

Core offering

STRABAG is a European construction technology group delivering integrated construction services across transportation infrastructure (roads, highways, railways), building construction (residential, commercial, industrial), and civil engineering (tunnels, bridges, dams). The group operates through subsidiaries including ZÜBLIN, Wayss & Freytag, and STRABAG Real Estate, executing projects as general contractor, consortium leader, or PPP partner for government and private clients.

Product overview

STRABAG is a leading European construction technology group offering integrated construction services across the entire value chain. The company's product portfolio spans core construction operations (transport infrastructure, buildings, civil engineering, special trades, real estate development) supported by technology platforms including DARIA (AI-powered risk analysis), Generative Design (AI parametric design), BIM2Field (AR construction verification), LEAN Construction (process optimization), and sustainable materials (CO2-reduced concrete, hemp insulation, technical carbon/biochar). STRABAG operates its own IT organization developing proprietary ERP systems and digital tools for over 85,000 employees. The group also invests in innovation through Loom Ventures (€100M InfraTech VC fund) and adASTRA intrapreneurship program. Key acquisitions in 2024-2026 have expanded capabilities in railway infrastructure (BAWI Construction, Van Elle), sustainable building materials (Naporo), and energy storage technology investments (CMBlu Energy).

Differentiator

Problem solved

Functional benefit

Brands

• TPA: Competence centre for quality assurance and innovation in construction materials and processes
• Generative Design
• DARIA
• Naporo
• MOLENO
• 3DLight_OnSite
• RAIQA
• adASTRA
• ClAir Asphalt
• Innovation Center

Products and services

• Transportation Infrastructure Construction Construction of roads, highways, bridges, and railway infrastructure for government agencies and private clients across Europe and internationally.
• Building Construction Services Construction of residential, commercial, and industrial buildings for developers, corporations, and public-sector clients.
• Civil Engineering Services Specialized civil engineering projects including tunnels, dams, water infrastructure (e.g., HARP aqueduct for United Utilities), airports, and metro systems.
• Real Estate Development Development, sale, and rental of residential and commercial real estate projects delivered through STRABAG Real Estate (SRE).
• Public-Private Partnership (PPP) Projects Integrated PPP infrastructure delivery combining planning, construction, financing, and long-term operation/maintenance for public-sector clients.
• Naporo Hemp Insulation Products Hemp-fiber-based building insulation products supporting sustainable construction and STRABAG's climate-neutrality goals.
• Technical Carbon / Biochar for CO2 Binding Certified biochar/technical carbon from the Offenhausen pyrolysis and sewage-sludge drying plant used to permanently bind CO2 in concrete and asphalt.
• CO2-Reduced Concrete (RCC, RCC2+) Reduced-clinker concrete formulations achieving 30–50% CO2 reduction versus standard concrete, developed and validated by STRABAG's TPA competence centre.
• High-Voltage Transmission Services High-voltage installation and commissioning services supporting pumped-hydro, nuclear, and grid-upgrade infrastructure programmes, delivered through STRABAG UK.
• Structural Steelwork and Architectural Metalwork Structural steelwork and architectural metalwork services, including fire training infrastructure and steel structures, delivered through STRABAG UK.
• Railway Infrastructure Construction (BAWI) Railway infrastructure construction services across the full railway value chain, delivered through the acquired BAWI Construction SRL in Romania.
• Geotechnical and Ground Engineering Services Geotechnical and ground engineering services delivered through Van Elle in the United Kingdom.

Quantifiable outcome

• 42% reduction in direct and energy-related emissions by 2030 (SBTi-validated)
• +6 more outcomes

Named customers6 records

Segments3 records

Ideal customer profiles3 records

Technology focussed No

API detail

Has API

No

API docs

API detail

Core technology

AI maturity

App detail

Integration4 records

AI capability6 records

Feature6 records

Partnerships

Six partnerships are on record, tiered core and minor.

• Ökologische Klärschlammtrocknung Offenhausen GmbH (ÖKT)coreStrategic or Co-development Partner · 14 June 2026STRABAG acquired a 50.65% majority stake in ÖKT, which operates an integrated pyrolysis and sewage sludge drying plant in Offenhausen, Bavaria. The acquisition expands STRABAG's portfolio into technical carbon and biochar – certified products used to permanently bind CO2 in building materials such as concrete and asphalt, supporting STRABAG's sustainability strategy and decarbonization goals. Purchase price not disclosed.
• LhyfecoreStrategic or Co-development Partner · 28 May 2026STRABAG and Lhyfe signed a strategic co-development partnership agreement to accelerate green hydrogen project development in Germany. The partnership combines Lhyfe's position as Europe's largest RFNBO hydrogen producer with STRABAG's construction and infrastructure capabilities. The agreement aligns with Germany's transposition of Renewable Energy Directive III (RED III), creating a regulated demand framework for renewable hydrogen. The partnership may be extended to other European countries over time.
• greentech (Bavarian solar developer)minorChannel Partner/ Reseller/ Distributor · 20 May 2026greentech sold a 27 MWp operational photovoltaic portfolio comprising three solar parks in Bavaria to STRABAG AG, with transaction completing in March 2026. The deal also included greentech developing green electricity storage systems for the solar parks. Taylor Wessing advised greentech on all legal aspects including corporate, energy, planning, and environmental law matters.
• AutodeskcoreTechnology or Integration · 22 February 2026STRABAG completed a pilot project using Autodesk Construction Cloud (ACC) and ACC Connect to automate document management, plan reviews, and approval workflows in construction projects. The automation reduced manual errors, shortened processing times by up to 10%, and improved transparency and coordination. STRABAG plans to scale these digital workflow templates across its ACC projects company-wide.
• Wienerberger (mentioned as co-positioned competitor for Ukraine reconstruction)minorOthers · 7 January 2026Austria's Wienerberger and Strabag are highlighted as particularly well-placed firms for Ukraine reconstruction given their proximity and operational capabilities in Eastern Europe. Rebuilding Ukraine following a potential ceasefire is projected as the top European investment theme of 2026, with direct damage estimated at $176 billion and total rebuilding costs around $524 billion over the next decade.
• Naporo Klima Dämmstoff GmbHcoreStrategic or Co-development Partner · 22 April 2024STRABAG acquired Naporo Klima Dämmstoff GmbH from Synthesa Group, expanding its portfolio with hemp-based insulation products. The acquisition supports STRABAG's development of sustainable building materials and its goal of becoming climate neutral by 2040. Naporo specializes in natural insulation materials made from hemp fibers.

Scale indicators12 records

Recent moves7 records

Expansion highlights8 records

Direct peers

• VINCI: France-based VINCI is the largest European construction and concessions group, with comparable diversified infrastructure, building, and civil engineering operations plus similar PPP/concessions business model. Strabag and VINCI compete head-to-head on major European infrastructure tenders.
• Bouygues Construction: Bouygues Construction is the building and civil works arm of French conglomerate Bouygues, offering directly comparable general contracting, infrastructure, and energy services across Europe with similar public-sector client base.
• ACS Group: Spanish ACS Group is a global infrastructure services conglomerate that controls Hochtief and CIMIC, operating comparable PPP models, concession assets, and civil engineering services across European and international markets.
• Hochtief: Germany-based Hochtief is one of the largest European construction companies and ACS subsidiary, with directly comparable building, infrastructure, and PPP operations across Germany, the Americas, and Australia.
• Skanska: Swedish Skanska is a leading European construction and project development group with directly comparable building construction, civil engineering, and infrastructure services, plus similar commitments to sustainability and digitalization.
• Royal BAM Group: Dutch Royal BAM Group is a major European construction services company operating in construction, property, and infrastructure across Northern Europe with comparable client segments and service portfolio.
• Ferrovial: Spanish Ferrovial is an infrastructure operator with directly comparable PPP/infrastructure investment approach, major European and US toll road and construction operations, and similar focus on long-cycle concession assets.
• NCC: Swedish NCC is a leading Nordic construction and property development company with directly comparable building construction, infrastructure, and civil engineering operations across the same Northern European geographies.
• Balfour Beatty: UK-based Balfour Beatty is a leading infrastructure group with comparable civil engineering, building, and PPP operations across the UK and US markets where Strabag is actively expanding through recent acquisitions.
• Implenia: Swiss Implenia is the leading Swiss construction and real estate services provider with directly comparable building construction, civil engineering, and infrastructure operations across the DACH region where Strabag has major presence.

Market position

Strengths5 records

Weaknesses5 records

Competitive moat6 records

Key risks5 records

Key highlights6 records

Customer concentration

• YouTubeyoutube.com/@strabag_official
• Facebookfacebook.com/strabaggroup
• LinkedInlinkedin.com/company/strabag
• Instagraminstagram.com/strabag_official
• Xx.com/strabag_se

Compliance6 records

Revenue estimate

Valuation estimate

Number of profiles

Profiles1 record

Subsidiaries14 records

Funding overview

Funding rounds1 record

Investors

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

M&A3 records

Investments4 records

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

Frequently asked questions about Strabag