Bridges and tunnels construction companies focus on designing and building crucial infrastructure that facilitates transportation. This sector typically includes firms specializing in civil engineering, project management, and construction management. Companies engage in various projects, from urban transit solutions like subways and overpasses to essential interstate crossings. The industry is evolving with advancements in technology, emphasizing environmentally sustainable practices and smart city concepts. As urbanization accelerates, the demand for innovative and durable infrastructure is set to increase, paving the way for significant growth opportunities.

This list features 22 companies, all critical players in the bridges and tunnels sector. Ranging from major corporations with over 10,000 employees to mid-sized firms displaying significant local expertise, these companies were founded between 1900 and the late 2000s. They have their headquarters primarily located across Europe, the Middle East, and the United States. The firms offer specialized services that include tunnel digging, bridge construction, and infrastructure project management, illustrating their deep capabilities in this critical area of the industry.

Continue reading to discover the top bridges and tunnels construction companies.

Top 22 Bridges And Tunnels Construction Companies

1. The Arab Contractors

• Website: arabcont.com
• Ownership type: Private
• Headquarters: Cairo, Cairo Governorate, Egypt
• Employee distribution: Egypt 89%, Nigeria 2%, Other 9%
• Latest funding: $200.0M, September 2017
• Founded year: 1955
• Headcount: 10001+
• LinkedIn: the-arab-contractors

The Arab Contractors, officially known as Osman Ahmed Osman & Co., is a prominent construction firm based in Cairo, Egypt. Founded in 1955, the company has grown to employ over 10,000 individuals, with a significant portion of its workforce operating in Egypt. The firm specializes in a wide array of engineering and construction services, with a strong focus on infrastructure development, building construction, and civil engineering projects. Notably, The Arab Contractors has a dedicated division for bridges and specialized constructions, which includes tunneling and other related activities. Their portfolio includes numerous projects across the Middle East and Africa, showcasing their ability to handle complex and large-scale infrastructure initiatives. The company has also received funding, with a notable amount reported in 2017, which supports its ongoing projects and expansion efforts. Their commitment to delivering high-quality construction services has made them a reliable partner for both government agencies and private organizations.

2. Mott MacDonald

• Website: mottmac.com
• Ownership type: Corporate
• Headquarters: London, England, United Kingdom (UK)
• Employee distribution: United Kingdom (UK) 42%, India 13%, United States (USA) 11%, Other 34%
• Latest funding: March 2024
• Founded year: 1989
• Headcount: 10001+
• LinkedIn: mott-macdonald

Mott MacDonald is an engineering, management, and development consultancy based in London, UK, with a workforce exceeding 23,000 employees globally. Founded in 1989, the company operates across multiple sectors, including transport, energy, water, and buildings. Mott MacDonald specializes in providing engineering solutions, management consulting, and development support for complex projects. Their portfolio includes significant involvement in the design and construction of bridges and tunnels, showcasing their technical expertise in these areas. The firm collaborates with both government agencies and private sector clients, delivering projects that address critical infrastructure needs. Their commitment to sustainability and innovation is evident in their approach to engineering and project management, ensuring that they meet the evolving demands of the industry.

3. Dragados SA

• Website: dragados.com
• Ownership type: Private
• Headquarters: Madrid, Madrid, Spain
• Employee distribution: Spain 82%, United Kingdom (UK) 5%, Chile 3%, Other 10%
• Founded year: 2005
• Headcount: 10001+
• LinkedIn: dragados-sa

Dragados SA, based in Madrid, Spain, is a prominent construction company specializing in civil infrastructure projects. Founded in 2005, the company has roots that trace back over 70 years, during which it has developed expertise in constructing highways, bridges, dams, tunnels, and buildings. Dragados serves both government agencies and private sector clients, demonstrating a strong commitment to quality and innovation in its projects. The company has successfully completed over 1,500 bridges and 1,480 kilometers of tunnels, showcasing its capability in handling technically challenging projects. With a workforce that spans multiple countries, including a significant presence in Spain, the UK, and the USA, Dragados is well-positioned in the global construction market. Their portfolio includes notable projects such as the Alaskan Way Viaduct replacement in Seattle and the Crossrail project in London, highlighting their international reach and expertise in complex infrastructure development.

4. CPB Contractors

• Website: cpbcon.com.au
• Ownership type: Private
• Headquarters: North Sydney, New South Wales, Australia
• Employee distribution: Australia 92%, New Zealand 6%, Other 3%
• Founded year: 1949
• Headcount: 10001+
• LinkedIn: cpb-contractors

CPB Contractors, based in North Sydney, New South Wales, is a prominent construction firm specializing in infrastructure development across Australia and New Zealand. Founded in 1949, the company has built a reputation for delivering complex projects in various sectors, including transport, health, and energy. With a workforce of over 10,000 employees, CPB Contractors has been involved in significant infrastructure initiatives, including the construction of more than 360 kilometers of tunnels and extensive rail and road networks. Their projects not only connect communities but also support economic growth and sustainability. CPB Contractors operates under the CIMIC Group, which enhances their capabilities through shared expertise and resources. They prioritize safety and innovation in their project management and delivery processes, ensuring that they meet the evolving needs of their clients and the communities they serve.

5. Al Harbi Trading & Contracting Co., Ltd.

• Website: alharbi.com.sa
• Ownership type: Private
• Headquarters: Riyadh, Riyadh, Saudi Arabia
• Employee distribution: Saudi Arabia 94%, Portugal 2%, India 2%, Other 2%
• Founded year: 1965
• Headcount: 5001-10000
• LinkedIn: al-harbi-for-educational-and-infromational-projects-heip-

Al Harbi Trading & Contracting Co., Ltd. is a prominent construction firm based in Riyadh, Saudi Arabia, founded in 1965. The company specializes in civil engineering and infrastructure projects, offering a wide array of services that include highway and bridge construction, residential and commercial building projects, and maintenance services. With a workforce of approximately 340 employees, Al Harbi has built a reputation for delivering high-quality construction solutions to both government agencies and private sector clients. The company has successfully completed numerous large-scale projects, including the construction of over 100 bridges and various tunneling projects, demonstrating its expertise in these critical areas of infrastructure development. Al Harbi's commitment to quality and safety is evident in its operational practices, which prioritize meticulous attention to detail and adherence to industry standards. The firm continues to play a significant role in shaping the infrastructure landscape of Saudi Arabia.

6. Hntb

• Website: hntb.com
• Ownership type: Private
• Headquarters: Kansas City, Missouri, United States (USA)
• Employee distribution: United States (USA) 100%
• Founded year: 1914
• Headcount: 5001-10000
• LinkedIn: hntb

HNTB Corporation, founded in 1914 and based in Kansas City, Missouri, is a private infrastructure design firm that specializes in architecture and engineering services. With a workforce of approximately 7,390 employees, HNTB operates across the United States, focusing on transportation and educational projects. The company is known for its innovative design and project management capabilities, particularly in the areas of bridges and tunnels. HNTB has a dedicated bridge practice that provides full-service capabilities for the planning, design, and construction of complex span and movable bridges. Their expertise includes accelerated bridge construction, rehabilitation, and asset management, which are critical for enhancing mobility and improving community quality of life. HNTB collaborates closely with transportation agencies, ensuring that their projects meet the unique demands of the environments they serve. The firm is committed to advancing infrastructure solutions that address contemporary challenges in mobility and sustainability.

7. Metrostav a.s.

• Website: metrostav.cz
• Ownership type: Private
• Headquarters: Prague, Prague, Czech Republic
• Employee distribution: Czech Republic 90%, Slovakia 5%, Other 5%
• Founded year: 1971
• Headcount: 1001-5000
• LinkedIn: metrostav-a-s-

Metrostav a.s., founded in 1971 and based in Prague, Czech Republic, is a private construction company with a workforce of over 1,100 employees. The company specializes in civil engineering and infrastructure development, providing a range of services that include underground construction, reconstruction of historical buildings, and various infrastructure projects. Metrostav has a strong track record in managing complex construction projects, catering to both government entities and private investors. Their portfolio features notable projects such as the reconstruction of railway lines and the construction of pedestrian bridges, showcasing their expertise in bridge and tunnel construction. With a significant presence in the Czech Republic and operations extending to several European countries, Metrostav is recognized for its technical capabilities and commitment to quality in the construction industry.

8. Traylor Bros., Inc.

• Website: traylor.com
• Ownership type: Family Owned
• Headquarters: Evansville, Indiana, United States (USA)
• Employee distribution: United States (USA) 95%, Canada 5%
• Founded year: 1946
• Headcount: 201-500
• LinkedIn: traylor-bros--inc-

Traylor Bros., Inc., based in Evansville, Indiana, is a family-owned construction company that specializes in heavy civil, marine, and underground infrastructure projects. Established in 1946, the firm has evolved into a proficient organization known for tackling complex construction challenges. Traylor Bros. has a significant focus on bridge construction, having completed over 135 major bridge projects across the United States. Their capabilities extend to marine construction, where they have worked on large-scale projects for port authorities, and underground construction, where they are recognized as a respected tunneling firm. The company has successfully executed more than 115 underground projects, demonstrating their technical expertise in this specialized field. Traylor Bros. also manufactures precast concrete elements, which enhances their construction efficiency and safety. With a workforce of approximately 395 employees, the company is committed to fostering a culture of safety and innovation, ensuring that they meet the evolving needs of their clients and the communities they serve.

9. FCC Construcción Portugal

• Website: fccco.com
• Ownership type: Private
• Headquarters: Lisbon, Lisbon, Portugal
• Employee distribution: Portugal 100%
• Founded year: 1900
• Headcount: 10001+
• LinkedIn: rrc-ramalho-rosa-cobetar-

FCC Construcción Portugal, based in Lisbon, is a private construction firm with a rich history that dates back to 1900. The company specializes in civil engineering and infrastructure development, offering a wide array of services that include the construction of highways, bridges, tunnels, and buildings. With a workforce of over 10,000 employees, FCC Construcción Portugal is well-equipped to handle large-scale projects. The company has a strong track record of working with both government entities and private organizations, ensuring that they meet the diverse needs of their clients. Their commitment to safety and reliability in construction solutions is evident in their extensive portfolio, which includes numerous infrastructure projects across Portugal. FCC Construcción Portugal is dedicated to innovation and sustainability, continuously seeking to improve their practices and contribute positively to the communities they serve.

10. HBK Contracting Company W.L.L

• Website: hbkcontracting.com
• Ownership type: Private
• Headquarters: Doha, Doha, Qatar
• Employee distribution: Qatar 98%, Other 2%
• Founded year: 1970
• Headcount: 5001-10000
• LinkedIn: hbk-coy-w.l.l.

HBK Contracting Company W.L.L, established in 1970, is a prominent construction firm based in Doha, Qatar. The company specializes in civil engineering and infrastructure projects, providing a wide array of services that include construction, engineering, and maintenance for public and industrial buildings. With a workforce of over 7,000 employees, HBK has built a reputation for executing significant projects in the region, particularly in the fields of high-rise towers, hospitals, and various infrastructure works. Their project portfolio highlights their capabilities in bridge construction and tunneling, showcasing their commitment to meeting the demands of urban development and infrastructure needs in Qatar. The company has successfully completed numerous prestigious projects for both government entities and private developers, reflecting their strong market position and expertise in the construction industry. HBK is also recognized for its adherence to quality and safety standards, holding multiple ISO certifications and memberships in relevant industry organizations.

11. Swietelsky AG

• Website: swietelsky.at
• Ownership type: Corporate
• Headquarters: Linz, Upper Austria, Austria
• Employee distribution: Austria 80%, Germany 4%, Czech Republic 4%, Other 13%
• Latest funding: January 2025
• Founded year: 1936
• Headcount: 10001+
• LinkedIn: wir-swietelskys

Swietelsky AG, based in Linz, Austria, is a prominent construction company founded in 1936. The firm specializes in various sectors, including building construction, civil engineering, and infrastructure projects. With a workforce of over 11,000 employees, Swietelsky operates in 21 countries, primarily in Austria, Germany, and Hungary. The company is known for its innovative and reliable construction solutions, catering to a wide range of clients from individual homeowners to large public and private organizations. Swietelsky's service portfolio includes significant expertise in road and bridge construction, as well as tunnel construction, showcasing their capability to handle complex infrastructure projects. Their commitment to quality and sustainability is evident in their approach to construction, ensuring that they meet modern demands while preserving the environment.

12. Apco Infratech Pvt. Ltd

• Website: apcoinfra.com
• Ownership type: Private
• Headquarters: Lucknow, Uttar Pradesh, India
• Employee distribution: India 99%, Other 1%
• Founded year: 1992
• Headcount: 10001+
• LinkedIn: apco-infratech-pvt-ltd

Apco Infratech Pvt. Ltd, based in Lucknow, Uttar Pradesh, is an infrastructure development company that specializes in the construction of roads, bridges, tunnels, and irrigation systems. Established in 1992, the company has grown significantly over the years, employing over 3,000 engineers and professionals. Apco Infratech has a strong presence in the construction industry, serving both government agencies and private sector clients. Their portfolio includes a variety of infrastructure projects, with a notable emphasis on bridges and tunnels, which are critical for enhancing connectivity and supporting economic growth. The company is ISO 9001:2015 and OHSAS 18001:2007 certified, reflecting their commitment to quality management and occupational health and safety. With a robust order book and a history of timely project delivery, Apco Infratech continues to play a vital role in India's infrastructure development.

13. Swietelsky Rail Scandinavia

• Website: swietelsky.com
• Ownership type: Private
• Headquarters: Denmark
• Employee distribution: Denmark 83%, Sweden 17%
• Founded year: 1936
• Headcount: 51-200
• LinkedIn: swietelsky-rail-scandinavia

Swietelsky Rail Scandinavia is a private construction firm based in Denmark, part of the larger Swietelsky AG group founded in 1936. The company operates primarily in the fields of civil engineering and infrastructure development, with a strong emphasis on road and bridge construction, railway construction, and tunnel construction. With a workforce of approximately 36 employees, Swietelsky Rail Scandinavia is dedicated to delivering high-quality and sustainable construction solutions. Their projects often involve complex engineering challenges, particularly in tunnel construction, where they apply advanced technologies and methodologies. The company serves a variety of clients, including public entities and industrial companies, and is committed to maintaining high standards of quality and environmental responsibility in all their undertakings.

14. Grupo Puentes

• Website: grupopuentes.com
• Ownership type: Private
• Headquarters: Spain
• Employee distribution: Spain 38%, Chile 37%, Ecuador 7%, Other 18%
• Founded year: 1977
• Headcount: 501-1000
• LinkedIn: puentes-y-calzadas

Grupo Puentes, established in 1977, is a private construction firm based in Spain, with a workforce of approximately 500 to 1,000 employees. The company specializes in infrastructure projects, including bridges, tunnels, highways, and hospitals. With operations in Spain, Chile, Ecuador, Panama, and Costa Rica, Grupo Puentes has executed over 1,500 projects, showcasing its extensive experience in the construction industry. The firm emphasizes innovation and sustainability, applying advanced methodologies like Scrum for collaborative learning in their projects. Their commitment to quality and efficiency is reflected in their recent certification of a Digital Integrated Management System, which enhances operational effectiveness. Grupo Puentes is recognized for its significant contributions to infrastructure development, particularly in the construction of bridges and tunnels, making it a notable entity in the sector.

15. Köster GmbH

• Website: koester-bau.de
• Ownership type: Family Owned
• Headquarters: Guderhandviertel, Lower Saxony, Germany
• Employee distribution: Germany 100%
• Founded year: 1938
• Headcount: 1001-5000
• LinkedIn: k%c3%b6ster-gmbh

Köster GmbH, founded in 1938 and based in Guderhandviertel, Lower Saxony, Germany, is a family-owned construction firm with a workforce of over 1,000 employees. The company specializes in high-rise, civil, and tunnel construction, providing tailored solutions that emphasize efficient project management and sustainable practices. With a strong foothold in the German construction market, Köster operates across various sectors, including residential, commercial, and infrastructure development. Their infrastructure services include complete excavation, landfill construction, earthworks, and notably, tunnel construction. This positions them as a competent player in the construction industry, particularly in projects that require specialized knowledge and execution.

16. Ramalho Rosa Cobetar

• Website: rrc.pt
• Ownership type: Private
• Headquarters: Lisbon, Lisbon, Portugal
• Founded year: 1968
• Headcount: 10001+
• LinkedIn: rrc-ramalho-rosa-cobetar-

Ramalho Rosa Cobetar, a subsidiary of FCC Construcción, is a construction firm based in Lisbon, Portugal. Founded in 1968, the company has established itself as a key player in civil engineering and building services. It specializes in various construction projects, including highways, bridges, and tunnels, catering to both government entities and private developers. With a workforce of over 10,000 employees, Ramalho Rosa Cobetar has been involved in numerous large-scale infrastructure projects, demonstrating its capability and commitment to quality in the construction industry. The company has a strong presence in Portugal and has contributed significantly to the development of the country's infrastructure.

17. Dragados USA, Inc.

• Website: dragados-usa.com
• Ownership type: Private
• Headquarters: New York, New York, United States (USA)
• Employee distribution: United States (USA) 100%
• Founded year: 2005
• Headcount: 1001-5000
• LinkedIn: dragados-usa-inc.

Dragados USA, Inc., founded in 2005 and based in New York City, is a private construction firm that specializes in civil infrastructure projects. The company has carved out a niche in the design and construction of tunnels, bridges, highways, and water treatment facilities. With a workforce of approximately 944 employees, Dragados USA has established itself as a significant player in the construction industry. They have successfully managed complex projects for both government agencies and private sector clients, demonstrating their expertise in navigating the challenges of large-scale construction. Notably, Dragados USA has constructed over 1,500 bridges and 940 miles of tunnels, reflecting their extensive experience and technical proficiency in these areas. Their commitment to quality and timely project delivery has earned them a solid reputation in the industry.

18. Wade Adams

• Website: wadeadams.com
• Ownership type: Family Owned
• Headquarters: Dubai, Dubai, United Arab Emirates (UAE)
• Employee distribution: United Arab Emirates 95%, Cyprus 4%
• Founded year: 1976
• Headcount: 10001+
• LinkedIn: wade-adams

Wade Adams Contracting LLC, established in 1976, is a family-owned construction firm based in Dubai, UAE. The company has built a strong reputation in the construction industry, focusing on infrastructure development, marine works, and mechanical, electrical, and plumbing systems. With a workforce of over 1,300 employees, Wade Adams caters to both government and private sector clients, addressing the growing demand for advanced construction solutions in the Gulf region. Their portfolio includes a variety of completed projects, showcasing their expertise in constructing interchanges, tunnels, and highways. Wade Adams is recognized for its commitment to quality and reliability, having successfully executed numerous large-scale infrastructure projects, including bridges and tunnels, which are critical components of urban development. The company is ISO certified, ensuring adherence to international standards for quality and safety.

19. Todini Costruzioni Generali S.p.A.

• Website: todini.it
• Ownership type: Private
• Headquarters: Rome, Lazio, Italy
• Employee distribution: Italy 66%, Kazakhstan 14%, Pakistan 4%, Other 16%
• Founded year: 1987
• Headcount: 501-1000
• LinkedIn: todinispa

Todini Costruzioni Generali S.p.A. is a private construction and engineering firm based in Rome, Italy, founded in 1987. The company specializes in large-scale infrastructure projects, including roads, railways, airports, and particularly bridges and tunnels. With a workforce of approximately 501 to 1000 employees, Todini has established a significant presence not only in Italy but also in various countries across Eastern Europe and Central Asia, including Kazakhstan, Georgia, and Pakistan. The firm is known for its expertise in civil engineering, ensuring the successful execution of complex projects while adhering to high safety and sustainability standards. Todini has undertaken numerous projects funded by major international financial institutions, showcasing its capability to manage large-scale contracts effectively. The company emphasizes corporate social responsibility and sustainability, aligning its operations with global development goals.

20. Vilasa Construtora S/A

• Website: vilasa.com.br
• Ownership type: Private
• Headquarters: Belo Horizonte, Minas Gerais, Brazil
• Employee distribution: Brazil 99%
• Founded year: 1985
• Headcount: 1001-5000
• LinkedIn: vilasa-construtora-ltda-

Vilasa Construtora S/A, founded in 1985 and based in Belo Horizonte, Minas Gerais, Brazil, is a private construction firm that specializes in heavy engineering projects. With a workforce of approximately 486 employees, the company has established itself as a reliable partner in the construction sector. Vilasa focuses on delivering high-quality construction solutions, particularly in road construction, airport development, and sanitation infrastructure. Notably, they also engage in the construction of bridges, tunnels, and other special works, showcasing their expertise in complex engineering projects. The company has successfully completed over 490 projects and has paved more than 11,000 kilometers, demonstrating their extensive experience and commitment to urban development needs. Vilasa serves both public and private sector clients, emphasizing their adaptability and dedication to meeting diverse construction demands.

21. Construtora Queiroz Galvão Brasil

• Website: construtoraqueirozgalvao.com.br
• Ownership type: Private
• Headquarters: Madrid, Madrid, Spain
• Founded year: 1953
• Headcount: 10001+
• LinkedIn: construtora-queiroz-galvao

Álya Construtora, founded in 1953, is a prominent construction firm based in Brazil, specializing in large-scale infrastructure projects. The company has built a solid reputation for delivering complex works that enhance urban mobility and resource management. With over 30,000 kilometers of highways, 1,700 kilometers of railways, and significant contributions to hydroelectric plants, Álya Construtora has demonstrated its expertise in various sectors. Their projects include 85 kilometers of bridges and viaducts and 65 kilometers of tunnels, highlighting their capabilities in the bridges and tunnels construction domain. The company is committed to sustainability and quality, ensuring that their operations leave a positive impact on the communities they serve. They maintain a robust compliance program and prioritize ethical practices in their business dealings.

22. Balfour Beatty VINCI

• Website: balfourbeattyvinci.co.uk
• Ownership type: Private
• Headquarters: London, England, United Kingdom (UK)
• Employee distribution: United Kingdom (UK) 100%
• Founded year: 2008
• Headcount: 10001+
• LinkedIn: balfour-beatty-vinci

Balfour Beatty VINCI is a construction company based in London, UK, formed as a joint venture between two prominent firms in the infrastructure sector. Established in 2008, the company has carved out a niche in delivering critical infrastructure projects, particularly in the realm of transportation. Their portfolio includes high-speed rail lines, bridges, and tunnels, showcasing their expertise in complex construction tasks. Currently, Balfour Beatty VINCI is engaged in the HS2 project, where they are responsible for constructing a significant portion of the route, including 90 kilometers of track, numerous overbridges, underbridges, and two major tunnels. Their commitment to safety, innovation, and community engagement further underscores their role in enhancing connectivity and transportation efficiency across the UK.

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