What ACS, Actividades de Construcción y Servicios does

ACS, Actividades de Construcción y Servicios, S.A. is a Madrid-headquartered, IBEX 35-listed infrastructure conglomerate that develops, finances, constructs, and operates large-scale civil, building, energy, transportation, and digital infrastructure projects across more than 40 countries. Founded in 1992 through the merger of OCP and Gin, the group operates through wholly-owned regional champions — Turner Construction (North America), CIMIC Group (Asia-Pacific, including Leighton Asia, UGL, and Thiess), HOCHTIEF (Europe and concessions), Dragados and FlatironDragados (civil works and defense), and Abertis (toll road concessions) — supported by specialized platforms including ACS Infra, ACS Digital & Energy, Iridium, Pacific Partnerships, HOCHTIEF PPP Solutions, and Clece (social services). Core technology centers on integrated engineering, procurement, construction, and construction management for complex projects such as hyperscale data centers, renewable energy installations, critical minerals processing, transportation networks, and defense installations, with growing exposure to AI-enabling infrastructure through a 50-50 data center joint venture with GIP (BlackRock) targeting 3GW by 2030.

The business model rests on three revenue streams: (1) construction and engineering contracts executed under fixed-price, cost-plus, or concession-based terms by Turner, CIMIC, Dragados, FlatironDragados, and HOCHTIEF, with revenue recognized over time as projects progress; (2) long-term infrastructure investment and concessions via Abertis toll roads, Iridium, ACS Infra, Pacific Partnerships, and HOCHTIEF PPP Solutions, generating recurring availability payments, tolls, and asset management fees; and (3) essential services delivered by Clece to public administrations across Spain, Portugal, and the UK. Customers span hyperscale technology companies (Meta), national and local governments (US Department of Defense, Transport for London, New York City), energy and mining firms (Neoen/Tesla, Vulcan Energy, Rolls-Royce), and real estate developers (Embassy Developments). Pricing is project-specific, won through competitive tenders and negotiated concessions rather than published rate cards.

Customer concentration is moderate given the breadth of the project portfolio (record €99.8B backlog as of Q1 2026), though individual mega-contracts (Meta at $10B+, Pearl Harbor at $2.84B, Buffalo Bills stadium at $2.1B, NYC Public Health Lab at $1.7B) create episodic lumpiness. Competitive positioning rests on efficient scale (167,803 employees, €23B market cap, multi-billion-dollar self-funded capex capacity), global distribution through regional brands with decades-long government relationships, and intangible assets including DJSI Best in Class, MSCI AA, and Modern Healthcare's #1 US healthcare construction manager ranking for 25 of 29 years. Recent strategic actions — the GIP data center JV, €1.8B digital infrastructure investment, Vulcan Energy partnership expansion, and HOCHTIEF's DAX inclusion — reflect a deliberate pivot toward AI infrastructure, energy transition, and recurring-asset platforms, which drove FY2025 net profit of €950M (+14.8% YoY) and Q1 2026 net profit of €232M (+21.5% YoY).

Name

ACS, Actividades de Construcción y Servicios

Legal name

ACS, Actividades de Construcción y Servicios, S.A.

Website

https://grupoacs.com

Company type

Public

Founded year

1992

Operating status

Operating

Headcount range

5,001–10,000 employees

Short description

ACS Group is a Madrid-listed, IBEX 35 infrastructure conglomerate that develops, finances, builds, and operates civil, transportation, energy, and digital infrastructure projects across 40+ countries through subsidiaries including Turner, CIMIC, Hochtief, Dragados, and Abertis, serving governments, hyperscale technology firms, energy companies, and real estate developers.

Ownership category

akta.pro rank

Product category

Infrastructure Construction and Engineering Services

NAICS

Management of Companies and Enterprises (55111), Computing Infrastructure Providers, Data Processing, Web Hosting, and Related Services (51821)

SIC

Electric, Gas & Sanitary Services (4900)

akta.pro primary industry

Aggregation Services (Load Aggregation, Community Choice, Buyer Pools) (EUAGAEAC)

akta.pro secondary industries

Asset Management & Infrastructure Resilience Agencies (State of Good Repair, Climate Adaptation) (BPAIALAK), Underground Distribution (Cable, Duct Bank & Vault) EPC (EUAEACAB)

Keywords

• Infrastructure construction services
• Civil engineering projects
• Public-private partnerships
• Data center development
• Toll road concessions

Headquarters

HQ city

Madrid

HQ country

Spain

HQ region

Europe

Offices8 records

Markets served

GTM type

B2B

Offering type

Services

Cost components

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

Revenue model

1. Construction and Engineering Contracts: Core revenue from engineering and construction contracts across civil infrastructure, buildings, data centers, transportation, energy, and mining projects executed by Turner, CIMIC, Dragados, FlatironDragados, and Hochtief. Revenue recognized over time as projects are completed. Turner generated €6.5B in sales in Q1 2026 with 25.1% growth.
2. Infrastructure Investment and Concessions: Long-term investment in infrastructure assets through Abertis (toll roads), ACS Infra, ACS Digital & Energy, HOCHTIEF PPP Solutions, Iridium, and Pacific Partnerships. Revenue from tolls, availability payments, and asset operation over concession periods.
3. Essential Services (Clece): Clece generates revenue from social and essential services contracts with public administrations, including care services, facility management, and urban services primarily in Spain, Portugal, and UK.

Pricing tiers

Go-to-market motion1 record

Distribution channels3 records

Marketing channels5 records

Core offering

ACS Group is a diversified infrastructure conglomerate that designs, finances, builds, and operates large-scale construction and infrastructure projects globally. It delivers civil engineering works, buildings, data centers, transportation networks, energy transition assets, and critical minerals extraction infrastructure through subsidiaries such as Turner, CIMIC, HOCHTIEF, Dragados, FlatironDragados, and Abertis. It also invests in and operates long-term infrastructure concessions (toll roads, PPPs, digital and energy assets) and provides social and facility management services through Clece.

Product overview

ACS Group operates as a diversified infrastructure conglomerate organized into four main business areas: (1) Soluciones Integrales (Integrated Solutions) through Turner and CIMIC focusing on data centers, advanced technology facilities, and digital infrastructure; (2) Ingeniería y Construcción (Engineering and Construction) via Dragados, FlatironDragados, and HOCHTIEF Europa covering civil works, defense projects, critical minerals, and energy; (3) Inversión en Infraestructuras (Infrastructure Investment) through Abertis, ACS Infra, ACS Digital & Energy, Iridium, Pacific Partnerships, and HOCHTIEF PPP Solutions managing concessions, PPPs, and digital/energy assets; and (4) Otros Negocios including Clece (social services) and Cogesa (real estate). The group operates in 40+ countries with 167,000+ employees, combining construction execution with long-term asset investment and operation.

Differentiator

Problem solved

Functional benefit

Products and services

• Turner Construction Wholly-owned construction services subsidiary operating across North America and Europe, specializing in data center projects, advanced technology facilities, healthcare facilities, and commercial construction. Delivered 25.1% sales growth in Q1 2026.
• CIMIC Group Limited Wholly-owned Asia-Pacific focused infrastructure group operating through Leighton Asia, UGL, and Thiess. Engages in mining, infrastructure development, data center construction, and energy storage projects.
• HOCHTIEF Germany-based infrastructure subsidiary operating in concessions, public-private partnerships, and infrastructure investments. Joined the DAX index in June 2026.
• DRAGADOS Spanish engineering and construction company specializing in civil works, transportation infrastructure, and large-scale projects. Secured a place in Transport for London's Infrastructure Framework Agreement in 2026.
• FlatironDragados US-based joint construction entity specializing in transportation infrastructure and defense projects, including the $2.84 billion Pearl Harbor nuclear submarine dry dock contract awarded by the U.S. Department of Defense.
• Abertis Majority-owned global toll road concession operator managing over 8,700 km of highways across Europe, the Americas, and Asia. Focuses on sustainable mobility and infrastructure investment.
• ACS Infra Infrastructure investment arm in the United States focused on public-private partnerships and digital infrastructure development including data centers.
• Iridium Concesiones de Infraestructuras Infrastructure concessions company managing public-private partnerships across transportation and social infrastructure.
• Pacific Partnerships Australian infrastructure investment platform focused on PPP projects in social infrastructure, energy storage, and renewable energy.
• HOCHTIEF PPP Solutions Public-private partnership solutions provider developing and investing in social and digital infrastructure including data centers.
• Clece Social and essential services subsidiary providing elderly care, dependent care, facility management, and urban services to public administrations across Spain, Portugal, and the UK.
• Cogesa Real estate development company engaged in residential, tertiary, and urban management projects with a focus on innovation and sustainability.
• Data Center Development Platform Owned data center development platform built through a 50-50 joint venture with GIP (BlackRock), targeting 3GW of capacity by 2030. Includes projects such as the $10B Meta Indiana campus and the STT Fairview Philippines data center.
• Critical Minerals & Resources Services Engineering, procurement, and construction management services for extraction and processing of critical minerals including lithium, copper, rare earths, and zinc. Active on Vulcan Energy's Lionheart geothermal lithium project in Germany with €734M+ investment.

Quantifiable outcome

• Record order backlog of €99.8B (Q1 2026), up 16.1% YoY, with AI/Digital/Tech backlog more than doubling to €19.4B
• +4 more outcomes

Named customers9 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

Eight partnerships are on record, tiered core and minor.

• Vulcan EnergycoreStrategic or Co-development Partner · 3 December 2025ACS Group expanded its partnership with Vulcan Energy by taking an end-to-end role in delivering infrastructure for the Lionheart Project — Europe's major geothermal lithium initiative in Germany. Sedgman and HOCHTIEF Infrastructure act as engineering, procurement, and construction management contractors for the lithium extraction and processing plants. Total investment exceeds €734 million, capable of producing enough lithium for ~500,000 EV batteries annually. HOCHTIEF is also a relevant investor in Vulcan.
• GIP (Global Infrastructure Partners) / BlackRockcoreStrategic or Co-development Partner · 9 January 2025ACS entered a 50-50 joint venture with GIP (backed by BlackRock) to develop 3GW of data centre capacity by 2030. The initial portfolio already secured land and 80% of power supply across sites in Spain, the US, and Australia. This partnership gives ACS access to significant infrastructure capital and positions it as the most direct European contractor exposure to data centre growth. The JV was formally constituted on January 9, 2026.
• Rolls-Royce (SMR Program)coreStrategic or Co-development PartnerHOCHTIEF participates in Rolls-Royce's global Small Modular Reactor (SMR) program alongside Amentum. HOCHTIEF provides construction management support for SMR deployments in the UK and EU. The first deployments will be in the UK and Czech Republic. This positions ACS at the forefront of nuclear energy infrastructure.
• MetacoreStrategic or Co-development PartnerACS subsidiary Turner was selected to build Meta's hyperscale data centre campus in Indiana, representing an investment of more than $10 billion — one of the largest private technology investments in the state's history. ACS also participates in the $500 billion Stargate AI infrastructure program.
• STT GDC (STT Fairview Data Centre)minorStrategic or Co-development PartnerCIMIC, through Leighton Asia in joint venture with First Balfour, is executing Phase 1 of the STT Fairview 1 data centre in Quezon City, Philippines. Work includes civil, structural, architectural, and mechanical/electrical/plumbing/fire protection works.
• NeoenminorStrategic or Co-development PartnerCIMIC subsidiary UGL was contracted to build a 305MW/1220MWh renewable energy storage project for Neoen and Tesla in Australia. UGL leads from design through construction to commissioning of the 132kV substation and full installation.
• Buffalo BillsminorStrategic or Co-development PartnerTurner, in a Gilbane-Turner joint venture, completed the $2.1 billion Highmark Stadium for the Buffalo Bills — the largest construction project in Western New York with capacity for 60,000 spectators.
• U.S. Department of DefensecoreStrategic or Co-development PartnerFlatironDragados was awarded a $2.84 billion contract by the U.S. Department of Defense to construct a new dry dock for nuclear submarine maintenance and repair at Pearl Harbor Naval Shipyard, Hawai'i. Project completion expected September 2027.

Scale indicators10 records

Recent moves9 records

Expansion highlights7 records

Direct peers

• Kajima Corporation: Kajima is one of Japan's largest construction groups with global civil engineering, building construction, and real estate development operations. Comparable to ACS Turner/CIMIC on large-scale civil works and increasingly relevant as a peer for international infrastructure and data center delivery.
• Bouygues SA: Bouygues operates a diversified construction, real estate, telecoms (Bouygues Telecom), and media portfolio, including Bouygues Construction and Colas (civil works). Its mix of large-scale construction with recurring/regulated revenue streams mirrors ACS's structure of combining subsidiaries (Turner/CIMIC) with concession-style assets (Abertis, ACS Infra).
• Vinci SA: Vinci is the closest global comparable: a French-listed construction and infrastructure conglomerate with concessions (toll roads, airports via VINCI Airports), energy services, and large-scale EPC capabilities. ACS and Vinci have near-identical business models combining project execution with long-duration concession assets, and they regularly compete for the same hyperscaler, government, and PPP contracts globally.
• Skanska AB: Skanska is a Swedish-headquartered construction and project development group with strong North American and European civil engineering exposure, plus commercial real estate development. Comparable to ACS in scale, multi-geographic construction footprint, and growing exposure to data center, healthcare, and transportation infrastructure.
• Fluor Corporation: Fluor is a US-listed global engineering, procurement, fabrication, construction, and project management company serving energy, mining, infrastructure, and government clients. Its large-project EPC model and exposure to energy transition (LNG, hydrogen, carbon capture, critical minerals) align with ACS's energy infrastructure expansion strategy.
• Obayashi Corporation: Obayashi is a major Japanese general contractor with strong civil engineering, building construction, and overseas project delivery. It competes with ACS subsidiaries on international tenders and offers similar exposure to global infrastructure capex cycles.
• Strabag SE: Strabag is a leading European construction group headquartered in Austria, with major civil engineering, transportation, and building businesses across Central and Eastern Europe. It competes with Dragados and HOCHTIEF on highways, rail, and tunneling contracts, and is broadly comparable on European construction backlog dynamics.
• Ferrovial SE: Ferrovial is a Spanish-headquartered infrastructure peer with toll roads (Cintra), construction (Ferrovial Construction), airports (formerly Heathrow, AENA), and increasingly data center exposure via Ferrovial Data Centers. As a fellow Spanish-listed infrastructure group with shared customers and concession DNA, it is one of ACS's most direct comparables.
• Bechtel Corporation: Bechtel is a privately held US engineering, construction, and project management firm executing mega-projects in energy (including nuclear and renewables), infrastructure, defense, and mining. Highly comparable to ACS's HOCHTIEF and Dragados on large-scale, complex EPC work for government and energy-transition customers.

Emerging players

• DPR Construction: DPR is a US private commercial contractor with one of the deepest hyperscale data center practices in North America, serving as a direct specialist competitor to Turner on data center campuses. Smaller and more focused than ACS overall but materially more concentrated in advanced-technology/digital infrastructure delivery.

Market position

Strengths5 records

Weaknesses5 records

Competitive moat5 records

Key risks6 records

Key highlights7 records

Customer concentration

• YouTubeyoutube.com/channel/UCzY3qnVFLJH8kiyXvZ9Q4Jw

Compliance4 records

Revenue estimate

Valuation estimate

Number of profiles

Profiles20 records

Subsidiaries15 records

Funding overview

Funding rounds2 records

Investors1 record

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

M&A1 record

Investments3 records

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

Frequently asked questions about ACS, Actividades de Construcción y Servicios