What COMSA Corporacion does

COMSA Corporación (legal name: COMSA CORPORACIÓN DE INFRAESTRUCTURAS, S.L.) is a Barcelona-headquartered, family-owned (Miarnau family) Spanish infrastructure and engineering group with origins in 1891 railway works in Reus (Tarragona). It operates four core divisions: (1) COMSA Construction — turnkey railway, high-speed, tram, metro, and civil works (roads, tunnels, bridges, ports, airports, singular buildings); (2) COMSA Industrial — electromechanical installations, ITS and tunnel control systems, electrification, railway systems, biopharmaceutical facilities, fire protection, and telecommunications; (3) COMSA Service — facility management, building maintenance, energy efficiency, security, auxiliary services, and railway rolling stock maintenance via its GMF subsidiary; and (4) COMSA Concesiones — infrastructure concessions and renewable energy promotion through COMSA Green Energy. Underlying technology includes BIM/Lean Construction methodology in use since 2014 across ~50 projects, the proprietary TRR (Tren de Renovación Rápida de vía) track-renewal train developed in 1982, NEOBALLAST® sustainable ballast, and IoT-based SmartTower remote inspection. The company is ISO-certified across quality (9001), environment (14001), BIM (19650), energy (50001), innovation (56001), occupational health & safety (45001), information security (27001), anti-bribery (37001), and holds Carbon Footprint (ISO 14064-1:2018) and ICOS sustainability certifications.

COMSA generates revenue through competitive public tenders and private contracts (large project-based, multi-year) as well as recurring managed-service maintenance contracts, long-term infrastructure concessions, and renewable-energy promotion. The consolidated group reports 4,200+ employees across more than 20 countries with a stated business portfolio exceeding €2,000 million in Spain and international business representing over 50% of revenue. Go-to-market is principally enterprise field sales targeting government and public-infrastructure authorities (Adif, HŽ Infrastruktura, Renfe, Metro de Lima, Port de Barcelona, Cellnex), with major anchor contracts including the ~€350 million Croatian M202 railway modernization, the Adif Madrid Chamartín-Clara Campoamor station expansion (UTE with Vías y Construcciones, Grupo Azvi, SANJOSE), and a 25-year rolling-stock maintenance contract for Metro de Lima Line 2. International operations are conducted through wholly-owned subsidiaries including Fergrupo (Portugal), Nortúnel, Travipos, EM-T (Andorra), Eolis (Mexico), and country offices spanning Brazil, Colombia, Mexico, Peru, France, Switzerland, Sweden, and Morocco.

Name

COMSA Corporacion

Legal name

COMSA CORPORACIÓN DE INFRAESTRUCTURAS, S.L.

Website

https://comsa.com

Company type

Private

Founded year

1891

Operating status

Operating

Headcount range

5,001–10,000 employees

Short description

COMSA Corporación is a Barcelona-based, family-owned Spanish infrastructure and engineering group (founded 1891) that designs, builds and maintains railway, civil, industrial and concession infrastructure for public authorities and industrial operators across Europe and Latin America.

Ownership category

akta.pro rank

Headquarters

HQ city

Barcelona

HQ country

Spain

HQ region

Europe

Offices13 records

Markets served

GTM type

B2B

Offering type

Services

Cost components

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

Revenue model

1. Construction Contracts: Revenue from railway construction, high-speed lines, tramways, metropolitan and regional railways, civil works including roads, tunnels, bridges, hydraulic projects, ports, airports, and singular buildings. Revenue generated through public procurement and private contracts.
2. Industrial Engineering Services: Design and execution of electromechanical and industrial projects, ITS and tunnel control systems, electrification and railway systems, biopharmaceutical sector, fire protection, airports, telecommunications, and electrical distribution. Turnkey projects and specialized installations.
3. Maintenance and Services: Facility management, building maintenance, energy efficiency optimization, ornamental fountains, security systems, auxiliary services, and railway rolling stock maintenance through GMF subsidiary. Long-term service contracts.
4. Infrastructure Concessions: Development, design, financing, maintenance and management of transport, mobility and social equipment assets. Revenue from toll roads, railway concessions, and social infrastructure.
5. Renewable Energy Development: Promotion and development of renewable energy assets focused on solar photovoltaic and wind energy in Spain through COMSA Green Energy.

Pricing tiers

Go-to-market motion3 records

Distribution channels4 records

Marketing channels6 records

Core offering

COMSA Corporación is a global infrastructure development, industrial engineering and services group with over 130 years of experience. It operates through four core divisions: (1) COMSA Construction for turnkey railway projects and civil works, (2) COMSA Industrial for electromechanical installations and railway systems, (3) COMSA Service for facility management and rolling stock maintenance through GMF, and (4) COMSA Concesiones for infrastructure concessions and renewable energy promotion through COMSA Green Energy.

Product overview

COMSA Corporacion is a global infrastructure development, industrial engineering, and services group with over 130 years of experience. The company operates through four core divisions: (1) COMSA Construction - specializing in turnkey railway projects and civil works including roads, tunnels, bridges, ports, and airports; (2) COMSA Industrial - focused on electromechanical installations, railway systems, electrification, ITS, telecommunications, and biopharmaceutical solutions; (3) COMSA Service - providing maintenance, facilities management, security, and energy services including rolling stock maintenance through GMF; and (4) COMSA Concesiones - managing infrastructure concessions and renewable energy promotion through COMSA Green Energy. The portfolio includes specialized subsidiaries such as Nortúnel (tunneling), Travipos (prefabricated railway products), and Fergrupo (Portugal operations). Innovation products include NEOBALLAST® advanced railway ballast and SmartTower IoT platform for tower inspection. The company employs BIM and Lean Construction methodologies across project execution.

Differentiator

Problem solved

Functional benefit

Products and services

• COMSA Construction Turnkey railway projects and civil works including construction and maintenance of high-speed lines, tramways, metropolitan and regional railways, roads, tunnels, bridges, hydraulic projects, ports, airports, and singular buildings. Serves government agencies and infrastructure operators in Spain and internationally.
• COMSA Industrial Electromechanical and industrial turnkey projects, ITS and tunnel control systems, electrification, railway systems, biopharmaceutical sector installations, fire protection, airports, telecommunications, and electrical distribution solutions. Serves industrial clients and infrastructure operators.
• COMSA Service Facility management, building maintenance, energy efficiency optimization, ornamental fountains and lighting, security systems, auxiliary services, renewable energy installation, and rolling stock maintenance. Serves property managers, industrial clients and public institutions through long-term contracts.
• COMSA Concesiones Promotion, design, financing, maintenance, and asset management of infrastructure concessions in transport, mobility, and social equipment sectors. Includes toll roads, railway concessions, and social infrastructure assets.
• COMSA Green Energy Promotion and development of renewable energy assets focused on solar photovoltaic and wind energy in Spain, leveraging synergies across group companies.
• GMF (Gestión y Mantenimiento Ferroviario) Comprehensive railway rolling stock maintenance services for wagons, locomotives, and track machinery. Operates strategic facilities along the Mediterranean Corridor and Atlantic Corridor in Spain.
• NEOBALLAST® Advanced sustainable ballast product consisting of conventional ballast aggregate coated with advanced binder and end-of-life tire powder, with extended durability that reduces noise and vibrations from train circulation.
• Nortúanel Specialist tunneling solutions and underground infrastructure services for railway and civil works projects.
• Travipos Prefabricated railway products including railway sleepers and related items for infrastructure projects.
• Fergrupo Railway maintenance and services operations in Portugal, part of the COMSA group's international expansion.
• SmartTower IoT-based remote inspection system for electrical and telecommunications towers, commercialized as a corporate startup of the COMSA group.

Quantifiable outcome

• GMF maintenance optimization saves approximately 900 tonnes of CO₂ annually
• +3 more outcomes

Named customers7 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

AI capability4 records

Feature7 records

Partnerships

15 partnerships are on record, tiered core, minor and major.

• ACNUR (UNHCR)coreStrategic or Co-development Partner · 1 January 2019Partnership initiated in 2019 through the Nómina Solidaria program in Spain, where employees can make contributions from their payroll and the company matches donations. Supports UNHCR's work to guarantee human rights of millions of refugees worldwide.
• European Construction Technology Platform (ECTP)minorStrategic or Co-development Partner · 1 January 2019Board member since 2019, participating in specialized innovation associations including SEOPAN, PTFE, PTEC, E2B, and CEEC.
• Vías y ConstruccionesmajorStrategic or Co-development PartnerJoint venture partner in the expansion of Madrid Chamartín-Clara Campoamor station, contributing to doubling high-speed tracks from 6 to 12 and constructing new concourse areas.
• Grupo AzvimajorStrategic or Co-development PartnerJoint venture partner in the Madrid Chamartín-Clara Campoamor station expansion project.
• SANJOSE ConstructoramajorStrategic or Co-development PartnerJoint venture partner in the Madrid Chamartín-Clara Campoamor station expansion project.
• FCCmajorStrategic or Co-development PartnerJoint venture partner for construction of three new liquid bulk cargo berths at Port de Barcelona, contributing to sustainable fuels logistics and Mediterranean energy hub development.
• The Railway Innovation Hub SpaincoreStrategic or Co-development PartnerFounding member and board member of the cluster that aims to enhance international projection of the Spanish railway ecosystem.
• European Smart Green Rail Joint Venture (eSGR JV)coreStrategic or Co-development PartnerFounding partner of ERJU (Europe's Rail Joint Undertaking) consortium focused on developing and implementing innovative solutions in the railway sector to meet European Green Deal objectives. Consortium includes Cemosa, Tekniker, Etra, and Enyse.
• Mobile World Capital BarcelonaminorStrategic or Co-development PartnerCollaboration in The Collider technology transfer project that connects entrepreneurial and scientific talent to drive innovation.
• SEOPANminorStrategic or Co-development PartnerMember of Asociación de Empresas Constructoras de Ámbito Nacional de España for industry collaboration.
• Plataforma Tecnológica Ferroviaria Española (PTFE)minorStrategic or Co-development PartnerMember integrated in European Rail Research Advisory Council (ERRAC) for railway research and innovation.
• Plataforma Tecnológica de Construcción (PTEC)minorStrategic or Co-development PartnerMember of construction technology platform for industry innovation collaboration.
• Energy Efficient Buildings (E2B)minorStrategic or Co-development PartnerMember of E2B platform under ECTP for energy efficiency in buildings.
• Clúster de Eficiencia Energética de Cataluña (CEEC)minorStrategic or Co-development PartnerMember of Catalan energy efficiency cluster for regional industry collaboration.
• Colegio de la Arquitectura Técnica de Barcelona (CATEB)minorStrategic or Co-development PartnerHolder of Sello de Compromiso con la Calidad Profesional awarded by CATEB for professional quality standards.

Scale indicators13 records

Recent moves6 records

Expansion highlights7 records

Broad incumbents

• Ferrovial: Spain's largest listed infrastructure group with major toll road, airport, and construction operations across Europe, North America, and Australia. Comparable to COMSA in railway/civil construction and concessions, but with materially larger balance sheet and North American focus.
• ACS Group: Spanish construction and infrastructure conglomerate (parent of Vías y Construcciones — itself a COMSA JV partner). Direct overlap in railway/civil construction in Spain and internationally, but several times the size and globally diversified.
• Acciona: Spanish infrastructure major with significant railway, construction, and renewable energy operations. Closest comparable to COMSA's full-stack infrastructure + green energy positioning, though much larger and publicly listed.

Direct peers

• FCC Construcción: Spanish construction arm of FCC Group with direct overlap in railway, civil works, and infrastructure concessions. Joint venture partner with COMSA on Port of Barcelona liquid bulk berths, indicating very close competitive overlap.
• OHLA (formerly OHL): Spanish construction and concessions group historically active in railway, hospital, and civil infrastructure. Closely comparable to COMSA in scale and service mix, with similar reliance on public procurement and international concessions.
• Sacyr: Spanish infrastructure and concessions group with comparable exposure to toll roads, concessions, and construction. Similar size profile to COMSA with significant international footprint (especially LatAm).

Emerging players

• CAF (Construcciones y Auxiliar de Ferrocarriles): Spanish rolling stock and railway systems manufacturer. Adjacent rather than direct — CAF builds the trains while COMSA builds/electrifies/maintains the track and systems — but a frequent partner and competitor for integrated rail tenders.

Regional players

• Skanska: Swedish-headquartered construction and infrastructure developer with comparable railway, civil works, and PPP/concessions portfolio. Operates in Nordic and US markets rather than Spain/LatAm, but benchmark for international infrastructure peers.
• Strabag: Austrian construction major with significant railway infrastructure and concessions presence in Central and Eastern Europe. Relevant comparable for COMSA's Croatian and broader European expansion trajectory.
• Eiffage: French construction and concessions group with strong railway and energy transition positioning. Comparable in scale and in mix of construction + concessions + energy services; operates primarily in France rather than Iberia/LatAm.

Market position

Strengths5 records

Weaknesses5 records

Competitive moat5 records

Key risks5 records

Key highlights7 records

Customer concentration

• Xx.com/comsa_corp
• YouTubeyoutube.com/c/COMSACorporacion
• LinkedInlinkedin.com/company/comsa-corporaci%C3%B3n

Compliance22 records

Revenue estimate

Valuation estimate

Number of profiles

Profiles12 records

Subsidiaries18 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 COMSA Corporacion