The construction engineering industry in Nan features a variety of companies focused on design, planning, and execution of construction projects. This field includes firms specializing in infrastructure, residential, and commercial developments, highlighting their role in urbanization. Innovations such as sustainable building practices and digital tools are shaping the industry’s future. Companies are adapting to local demands while embracing technologies aimed at enhancing efficiency. As urban areas expand, the necessity for advanced engineering solutions intensifies, making this sector vital for economic growth and community building.

This list features 22 notable construction engineering companies, varied in size and geographical footprint. With headquarters spanning multiple countries, these firms have been established from the early to late 20th century. Their specializations range from infrastructural development to intricate architectural designs, catering to both public and private sectors. Companies like Clark Construction Group and Besix illustrate the industry’s commitment to innovation and sustainability.

Continue reading to learn more about the top construction engineering companies.

Top 22 Construction Engineering Companies

1. Clark Construction Group

• Website: clarkconstruction.com
• Ownership type: Private
• Headquarters: United States (USA)
• Employee distribution: United States (USA) 99%
• Founded year: 1906
• Headcount: 1001-5000
• LinkedIn: clarkconstructiongroup

Clark Construction Group, LLC is a prominent construction company based in the United States, founded in 1906. With a workforce of over 4,000 employees, the firm specializes in a wide array of services, including general contracting, design-build, and specialty contracting. They cater to both public and private sector clients, focusing on projects that enhance community infrastructure and connectivity. Their portfolio features notable projects such as the Kansas City International Airport's new terminal and the revitalization of the National Air and Space Museum. Clark Construction is committed to safety, quality, and ethical practices, which are integral to their operations. The company has also invested in workforce development and community engagement, reflecting a commitment to social responsibility within the construction industry.

2. Besix

• Website: besix.com
• Ownership type: Corporate
• Headquarters: Woluwe-Saint-Lambert, Brussels, Belgium
• Employee distribution: United Arab Emirates 35%, Belgium 31%, Cote d'Ivoire (Ivory Coast) 6%, Other 29%
• Latest funding: February 2021
• Founded year: 1909
• Headcount: 10001+
• LinkedIn: besix

Besix, headquartered in Woluwe-Saint-Lambert, Brussels, Belgium, is a construction and engineering firm that has been operational since 1909. With a workforce exceeding 10,000 employees, the company specializes in complex projects across multiple sectors, including buildings, infrastructure, and environmental solutions. Besix offers integrated services that span the entire project lifecycle, from design and construction to maintenance. Their portfolio includes notable projects such as the construction of high-rise buildings, marine works, and advanced water treatment facilities. The firm is recognized for its innovative approaches, particularly in the realm of sustainable construction and cutting-edge technologies like 3D concrete printing. Besix operates in various regions, with significant activity in the United Arab Emirates, Belgium, and Côte d'Ivoire, among others. Their strategic focus on quality and safety, combined with a commitment to environmental responsibility, positions them as a key player in the construction engineering sector.

3. 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 of over 23,000 employees. Founded in 1989, the company operates globally, providing a wide array of services that include engineering solutions, management consulting, and development support. Mott MacDonald is active in several sectors such as buildings, energy, transport, and water, working with both government agencies and private sector organizations. Their projects range from designing and delivering infrastructure to providing strategic management and consulting services. The firm is known for its commitment to sustainability and social value, integrating these principles into their project lifecycle. Mott MacDonald has played a role in significant projects worldwide, including renewable energy initiatives and urban transport systems, showcasing their expertise in addressing complex engineering challenges.

4. 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 company based in Cairo, Egypt. Established in 1955, the firm specializes in a broad spectrum of engineering and construction services. Its portfolio includes infrastructure development, building construction, and civil engineering projects. The company has a strong presence in the Middle East and Africa, executing projects that meet international standards. With a workforce exceeding 10,000 employees, The Arab Contractors has undertaken numerous significant projects, including roads, bridges, and water treatment facilities. Their client base spans government agencies and private organizations, reflecting their reliability and quality in construction services. The company is also noted for its commitment to corporate social responsibility, actively participating in community development initiatives. The Arab Contractors has been recognized for its contributions to the construction sector, receiving various awards and accolades over the years, which further underscores its industry standing.

5. Dragages Hong Kong Limited

• Website: dragageshk.com
• Ownership type: Private
• Headquarters: Hong Kong S.A.R
• Employee distribution: Hong Kong S.A.R 100%
• Founded year: 1955
• Headcount: 1001-5000
• LinkedIn: dragages-hong-kong-ltd

Dragages Hong Kong Limited is a private construction and engineering firm based in Hong Kong S.A.R. Established in 1955, the company has been instrumental in delivering innovative solutions for a variety of building and civil infrastructure projects. They cater to both government agencies and private developers, focusing on sectors such as housing and transportation. With a workforce of approximately 658 employees, Dragages emphasizes safety, sustainability, and client satisfaction in its operations. The company has been involved in numerous landmark projects across Hong Kong and Asia, contributing to the region's infrastructure development. Their commitment to health and safety is evident through their rigorous safety culture and the recognition they have received, including awards for safety excellence. Dragages Hong Kong Limited is also dedicated to sustainability, aiming for a significant reduction in carbon emissions by 2030. Their ongoing projects and recent contract awards further highlight their active engagement in the construction engineering industry.

6. Techint Engineering & Construction

• Website: techint.com
• Ownership type: Private
• Headquarters: Buenos Aires, Buenos Aires, Argentina
• Employee distribution: Argentina 30%, Chile 24%, Mexico 19%, Other 27%
• Founded year: 1945
• Headcount: 10001+
• LinkedIn: techint-engenharia-e-constru-o

Techint Engineering & Construction, based in Buenos Aires, Argentina, is a prominent engineering and construction firm that specializes in integrated solutions for large-scale projects. The company operates primarily in sectors such as oil & gas, energy, mining, and infrastructure. With a workforce of over 10,000 employees, Techint has successfully completed more than 3,300 projects globally, showcasing its capability to handle complex engineering challenges. Founded in 1945, Techint has built a reputation for delivering high-quality services, including engineering, procurement, and construction, as well as project management. The firm emphasizes sustainability and innovation, striving to minimize its environmental impact while maximizing value for the communities it serves. Techint's global reach is supported by engineering centers in multiple countries, allowing it to leverage local expertise and resources effectively. The company is recognized for its commitment to completing projects on time and within budget, which has made it a trusted partner in the construction engineering industry.

7. Ledcor

• Website: ledcor.com
• Ownership type: Private
• Headquarters: Vancouver, British Columbia, Canada
• Employee distribution: Canada 87%, United States (USA) 13%
• Founded year: 1947
• Headcount: 5001-10000
• LinkedIn: ledcor

Ledcor Group of Companies, founded in 1947, is a prominent construction firm based in Vancouver, British Columbia. With a workforce of over 6,700 employees, Ledcor operates primarily in Canada and the United States, providing a wide array of services that include building construction, technical services, and infrastructure development. The company serves multiple industries such as energy, telecommunications, and transportation, demonstrating its capability to handle projects of varying scales and complexities. Ledcor emphasizes safety and quality in its operations, which is reflected in its comprehensive health, safety, and environmental management systems. The firm is also committed to sustainability, aiming for net-zero emissions by 2050. Ledcor's portfolio includes significant projects in commercial, institutional, and residential sectors, as well as in energy and infrastructure, showcasing its multifaceted expertise in construction engineering.

8. JMC Projects (India) Ltd

• Website: jmcprojects.com
• Ownership type: Private
• Headquarters: Mumbai, Maharashtra, India
• Employee distribution: India 95%, Ethiopia 3%, Other 3%
• Founded year: 1982
• Headcount: 1001-5000
• LinkedIn: jmc-projects-india-ltd

JMC Projects (India) Ltd, based in Mumbai, Maharashtra, is a prominent construction company that has been operational since 1982. The firm specializes in engineering and construction services across multiple sectors, including buildings, infrastructure, and industrial projects. With a workforce of approximately 4,100 employees, JMC Projects is well-equipped to handle a variety of construction challenges. The company has a strong focus on safety and quality, which is reflected in its ISO certifications for quality management, environmental management, and occupational health and safety. JMC Projects has undertaken numerous landmark projects, contributing significantly to India's infrastructure development. Their approach combines traditional construction methods with modern technology, ensuring efficient project execution. The company has also expanded its operations internationally, indicating a strategic vision for growth beyond domestic markets.

9. Alec

• Website: alec.ae
• Ownership type: Private
• Headquarters: Dubai, Dubai, United Arab Emirates (UAE)
• Employee distribution: United Arab Emirates 80%, Saudi Arabia 17%, Other 2%
• Founded year: 1999
• Headcount: 10001+
• LinkedIn: alecbuilding

Alec Engineering & Contracting LLC, established in 1999, is a prominent construction firm based in Dubai, UAE. The company specializes in delivering complex and iconic projects across various sectors, including commercial, residential, and infrastructure. With a workforce of over 8,000 employees, Alec has built a reputation for quality and reliability in project execution. Their service offerings range from construction management to energy solutions, allowing them to cater to both private and public sector clients. Alec has successfully completed notable projects such as One Za'abeel and the Natural History Museum, demonstrating their capability in handling large-scale developments. The company is also committed to sustainability and innovation, having achieved certifications in digital construction practices. Their strategic expansion into Saudi Arabia and ongoing projects in other regions highlight their ambition and relevance in the construction engineering industry.

10. Stv

• Website: stvinc.com
• Ownership type: Private
• Headquarters: New York, New York, United States (USA)
• Employee distribution: United States (USA) 99%
• Founded year: 1912
• Headcount: 1001-5000
• LinkedIn: stv

STV Incorporated is a professional services firm based in New York City, specializing in architecture, engineering, construction management, and planning. With a workforce of approximately 3,855 employees, the company has been operational since 1912. STV serves a wide range of clients, including government entities and private sector organizations, focusing on infrastructure projects that aim to enhance community development and sustainability. The firm operates over 60 offices across North America, emphasizing local engagement and collaboration in its projects. STV's portfolio includes notable works such as the Newark Liberty International Airport Terminal A and the LA Metro Zero-Emissions Bus Program, reflecting their expertise in delivering innovative solutions that connect people and places. Their commitment to social responsibility and equity in infrastructure further underscores their relevance in the construction engineering sector.

11. FAYAT Group

• Website: fayat.com
• Ownership type: Private
• Headquarters: Bordeaux, Nouvelle-Aquitaine, France
• Employee distribution: France 52%, India 41%, Germany 2%, Other 5%
• Founded year: 1957
• Headcount: 10001+
• LinkedIn: fayat

FAYAT Group, based in Bordeaux, France, is a prominent construction and engineering firm founded in 1957. With a workforce exceeding 23,000 employees, the company operates in various sectors, including public works, building construction, energy services, and metal works. FAYAT Group is dedicated to providing innovative and sustainable solutions tailored to the needs of both public and private sector clients. Their expertise spans multiple areas, such as infrastructure development, energy efficiency, and advanced construction techniques. The company has a significant international presence, with operations in 170 countries, showcasing its ability to manage complex projects on a global scale. FAYAT Group's commitment to eco-responsibility and digital innovation positions it as a forward-thinking entity in the construction engineering industry.

12. Midmac Contracting Company W.L.L.

• Website: midmac.net
• Ownership type: Private
• Headquarters: Doha, Doha, Qatar
• Employee distribution: Qatar 97%, Other 3%
• Founded year: 1975
• Headcount: 5001-10000
• LinkedIn: midmac-contracting-w.l.l.

Midmac Contracting Company W.L.L. is a prominent construction and engineering firm based in Doha, Qatar. Established in 1975, the company has been instrumental in shaping the infrastructure landscape of the region. Midmac specializes in building construction, civil engineering, and electro-mechanical works, serving both government and private sector clients. Their projects range from commercial and residential buildings to critical infrastructure like roads and hospitals. With a workforce of approximately 5,000 employees, Midmac emphasizes innovation and sustainability in its operations. The company adheres to rigorous safety and quality standards, ensuring that all projects are completed efficiently and effectively. Their portfolio includes notable projects such as the Passenger Terminal Expansion at Hamad International Airport and the construction of the Al Janoub Stadium, reflecting their capability to manage high-profile developments. Midmac's commitment to ethical business practices and community improvement further enhances its standing in the construction industry.

13. RTCC-Al Rashid Trading & Contracting Company (Closed Joint Stock Company)

• Website: rtcc.com.sa
• Ownership type: Private
• Headquarters: Riyadh, Riyadh, Saudi Arabia
• Employee distribution: Saudi Arabia 99%
• Founded year: 1957
• Headcount: 10001+
• LinkedIn: rtcc

RTCC-Al Rashid Trading & Contracting Company (Closed Joint Stock Company) is a prominent construction firm based in Riyadh, Saudi Arabia. Founded in 1957, RTCC has established itself as a key player in the construction industry, focusing on large-scale projects that span various sectors, including infrastructure, real estate, and water supply. The company has a strong track record of delivering high-quality construction and engineering services, catering to both government and private clients. With a workforce of over 1,600 employees, RTCC has been involved in significant projects such as the Makkah-Taif Water Transmission System and various housing compounds. Their expertise extends to oil and gas, railway, and road projects, showcasing their ability to handle complex and large-scale undertakings. RTCC's commitment to quality and safety standards has earned them a solid reputation in the construction sector, making them a reliable partner for ambitious projects in Saudi Arabia.

14. EllisDon

• Website: ellisdon.com
• Ownership type: Private
• Headquarters: Mississauga, Ontario, Canada
• Employee distribution: Canada 87%, United Arab Emirates 6%, Saudi Arabia 6%
• Founded year: 1951
• Headcount: 1001-5000
• LinkedIn: ellisdon

EllisDon is a construction services company based in Mississauga, Ontario, Canada, with a workforce of over 5,000 employees. Established in 1951, the firm specializes in providing comprehensive solutions across various sectors, including healthcare, education, and commercial industries. Their service offerings include construction engineering, project management, and digital solutions, which are designed to ensure efficient project delivery and operational excellence. EllisDon completes more than $6 billion worth of construction volume annually, showcasing their capability to handle large-scale projects. The company is also known for its innovative approach, continuously seeking new methodologies and technologies to enhance project outcomes. With a significant presence in Canada and growing operations in the United Arab Emirates and Saudi Arabia, EllisDon is well-positioned in the construction engineering sector, focusing on delivering value through collaboration and technical expertise.

15. Leighton Asia

• Website: leightonasia.com
• Ownership type: Private
• Headquarters: Hong Kong S.A.R
• Employee distribution: India 32%, Indonesia 15%, Philippines 15%, Other 39%
• Founded year: 1974
• Headcount: 10001+
• LinkedIn: leighton-asia-india-and-offshore

Leighton Asia, founded in 1974, is a prominent construction contractor based in Hong Kong S.A.R. The company specializes in building and civil infrastructure projects throughout the Asia-Pacific region. With a workforce of over 4,000 employees, Leighton Asia has successfully executed a variety of projects, including rail systems, tunnels, bridges, and power stations. Their expertise extends to mechanical and electrical works, as well as oil and gas engineering. The company serves both government and private sector clients, demonstrating its capability to handle complex construction solutions. Leighton Asia is committed to safety, sustainability, and community relations, ensuring that their projects not only meet client expectations but also adhere to environmental standards. Their investment in technology and digital engineering further positions them as a forward-thinking contractor in the construction industry.

16. Suffolk Construction

• Website: suffolk.com
• Ownership type: Corporate
• Headquarters: Boston, Massachusetts, United States (USA)
• Employee distribution: United States (USA) 100%
• Latest funding: April 2022
• Founded year: 1982
• Headcount: 1001-5000
• LinkedIn: suffolk-construction

Suffolk Construction, based in Boston, Massachusetts, is a construction contracting firm that has been operational since 1982. With a workforce of over 2,400 employees, the company specializes in delivering high-quality construction services across various sectors, including aviation, healthcare, and education. Suffolk focuses on project management, design management, and safety, ensuring that they meet the needs of businesses and organizations requiring reliable construction solutions. The company has expanded its footprint with offices in major cities across the United States, including New York, Miami, and San Francisco. Suffolk is also committed to innovation, integrating advanced technologies and sustainable practices into their projects. Their community engagement initiatives, such as the Suffolk Cares Foundation, highlight their dedication to social responsibility and support for local communities. This multifaceted approach positions Suffolk Construction as a significant player in the construction industry.

17. Group Five Structured Ingenuity

• Website: groupfive.co.za
• Ownership type: Private
• Headquarters: Midrand, Gauteng, South Africa
• Employee distribution: South Africa 69%, Ghana 11%, Democratic Republic of the Congo 5%, Other 15%
• Founded year: 1974
• Headcount: 10001+
• LinkedIn: group-five

Group Five Structured Ingenuity, based in Midrand, Gauteng, South Africa, is a construction and engineering firm founded in 1974. The company specializes in executing complex projects across multiple sectors, including mining, industrial, and infrastructure. With a workforce of over 1,500 employees, Group Five has established a significant presence in South Africa and other African countries, including Ghana and the Democratic Republic of the Congo. They cater to both private businesses and government entities, providing essential construction services tailored to meet specific project requirements. Recently, the company has entered business rescue, indicating financial distress, which may impact its operations and future projects.

18. China State Construction Engineering (Hong Kong) Limited

• Website: cscechk.com
• Ownership type: Private
• Headquarters: Hong Kong S.A.R
• Employee distribution: Hong Kong S.A.R 98%, Other 2%
• Founded year: 1979
• Headcount: 5001-10000
• LinkedIn: china-state-construction-engineering-hong-kong-limited

China State Construction Engineering (Hong Kong) Limited, established in 1979, is a prominent construction company based in Hong Kong. The firm specializes in a variety of engineering services, including housing, civil, foundation, and electromechanical engineering. They cater to government agencies, private developers, and organizations, ensuring high-quality project execution and management. Over the years, the company has successfully completed over 800 projects in Hong Kong and Macau, gaining extensive experience in public housing, commercial buildings, and infrastructure projects. They hold five of the highest-grade construction licenses issued by the Hong Kong government, enabling them to undertake unlimited public building construction, marine works, road and drainage projects, and more. Their commitment to quality management, safety, and environmental protection is evident in their sustainable development strategies and community involvement initiatives.

19. Cianbro

• Website: cianbro.com
• Ownership type: Private
• Headquarters: Pittsfield, Maine, United States (USA)
• Employee distribution: United States (USA) 100%
• Founded year: 1949
• Headcount: 1001-5000
• LinkedIn: cianbro-corporation

Cianbro Corporation, based in Pittsfield, Maine, is a prominent construction company that specializes in a wide array of construction services. Founded in 1949 by the Cianchette Brothers, the company has grown to employ over 1,000 individuals, all of whom are part of an employee ownership structure. This unique model not only enhances employee engagement but also drives a strong commitment to safety and quality in project execution. Cianbro provides services such as pre-construction, construction management, and general contracting across various sectors, including industrial, manufacturing, infrastructure, and power and energy. The company has a history of successfully completing complex projects, often under challenging conditions, which speaks to their expertise and reliability. Cianbro has also expanded its capabilities through strategic acquisitions, including A/Z Corporation and R. C. Stevens, which have broadened their service offerings and market reach. Their dedication to community enhancement and career development for employees further solidifies their role as a significant player in the construction industry.

20. Tbi

• Website: tbi.nl
• Ownership type: Private
• Headquarters: Rotterdam, South Holland, Netherlands
• Employee distribution: Netherlands 91%, United States (USA) 3%, Other 6%
• Founded year: 1982
• Headcount: 5001-10000
• LinkedIn: tbi

Tbi Holdings B.V., based in Rotterdam, Netherlands, is a prominent construction and infrastructure company founded in 1982. With a workforce of over 6,400 employees, Tbi specializes in technical services and project management, catering to both government and private sector clients. The company operates through a network of 21 subsidiaries, each with its own expertise in areas such as construction, development, and infrastructure. Tbi is dedicated to addressing contemporary challenges like climate change and housing shortages by promoting sustainable practices and innovative solutions. Their projects range from residential buildings to complex infrastructure works, including roads, tunnels, and bridges. Tbi's commitment to safety, technological advancement, and social responsibility positions them as a significant player in the construction engineering industry.

21. Pomerleau

• Website: pomerleau.ca
• Ownership type: Private
• Headquarters: Montreal, Quebec, Canada
• Employee distribution: Canada 100%
• Latest funding: $150.0M, December 2022
• Founded year: 1966
• Headcount: 1001-5000
• LinkedIn: pomerleau-inc.

Pomerleau, founded in 1966 and based in Montreal, Quebec, is a private construction company with a workforce of approximately 2,690 employees. The firm specializes in civil and infrastructure projects, as well as building construction, providing services that include project management, design-build, and sustainable construction solutions. Pomerleau serves both public and private sector clients, showcasing their ability to handle complex projects efficiently. They are involved in nearly 200 active project sites across Canada, demonstrating their extensive reach and operational capacity. The company has also made significant strides in innovation, utilizing advanced technologies like BIM and 3D modeling to enhance project delivery and sustainability. In December 2022, Pomerleau secured $150 million in funding, reflecting their ongoing investment in growth and development within the construction sector.

22. Ssangyong Engineering & Construction Co. Ltd.

• Website: ssyenc.com
• Ownership type: Private
• Headquarters: South Korea
• Employee distribution: United Arab Emirates 60%, Singapore 22%, South Korea 8%, Other 11%
• Founded year: 1977
• Headcount: 1001-5000
• LinkedIn: ssangyong-engineering-%26-construction-co.-ltd.

Ssangyong Engineering & Construction Co. Ltd. is a South Korean construction and engineering firm that has been operational since 1977. The company specializes in large-scale construction projects, including hotels, infrastructure, and essential services for both government and private sector clients. With a workforce of approximately 903 employees, the company has a significant presence in international markets, particularly in the United Arab Emirates, Singapore, and Saudi Arabia. Notable projects include the Marina Bay Sands Hotel in Singapore and the Jubail Desalination Plant in Saudi Arabia, showcasing their expertise in complex and high-value constructions. Their commitment to delivering quality construction services positions them as a relevant player in the construction engineering industry.

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