What Are The Biggest Construction Companies In The US

(Many of the links in this article redirect to a specific reviewed product. Your purchase of these products through affiliate links helps to generate commission for Storables.com, at no extra cost. Learn more)

Introduction

The construction industry in the United States is a massive sector that contributes significantly to the country’s economy. With numerous construction projects taking place across the nation, there are several big players that hold a prominent position in the industry. These companies are responsible for some of the most massive and high-profile construction projects, ranging from skyscrapers to highways, airports, and infrastructure development.

In this article, we will explore some of the biggest construction companies in the US, highlighting their notable projects, areas of expertise, and contributions to the construction field. These companies have earned their reputation through their experience, expertise, and a track record of successfully completing complex and innovative construction projects.

It’s worth noting that while this article focuses on some of the prominent players in the industry, there are many other construction companies in the US that are also doing remarkable work. The companies mentioned here are not ranked in any particular order, as their achievements and contributions vary across different sectors and regions.

So, without further ado, let’s dive into the world of construction and explore some of the top construction companies in the US and the incredible work they have accomplished.

Turner Construction Company

Turner Construction Company is one of the largest construction companies in the United States, with a rich history dating back to 1902. Headquartered in New York City, Turner has established a strong presence not only in the US but also globally, with offices in several countries.

The company provides a wide range of construction services, including general contracting, design-build, construction management, and preconstruction planning. It has expertise in various sectors, such as commercial, healthcare, education, sports, aviation, and more. Turner Construction Company is known for its commitment to safety, quality, and sustainability in every project it undertakes.

Over the years, Turner has been involved in numerous iconic projects that have shaped city skylines and transformed communities. One notable project is the Burj Khalifa in Dubai, the tallest building in the world. Turner served as the construction manager for this incredible structure, showcasing its ability to handle complex and groundbreaking ventures.

In the United States, Turner has left an indelible mark through its involvement in significant constructions, including the renovation of Madison Square Garden and the construction of the JFK Airport Terminal 4 in New York. The company has also been responsible for building several distinguished sports venues, such as the Mercedes-Benz Stadium in Atlanta and the Nationals Park in Washington, D.C.

Turner Construction Company’s impact on the construction industry extends beyond the completion of remarkable projects. The company is actively involved in research and innovation to drive advancements in construction techniques and technologies. It embraces Building Information Modeling (BIM), Virtual Design and Construction (VDC), and other innovative solutions to enhance efficiency, reduce costs, and improve project outcomes.

Furthermore, Turner is committed to sustainability and green building practices. The company integrates sustainable strategies into its projects, aiming to minimize the environmental impact while creating healthier and more energy-efficient spaces. Its dedication to sustainability has earned Turner several accolades and recognition, including being named the largest green builder in the US by Engineering News-Record.

In summary, Turner Construction Company’s extensive experience, diverse expertise, and commitment to innovation and sustainability have made it one of the leading construction companies in the US. With its impressive portfolio of projects and its continuous drive for excellence, Turner continues to shape the landscape of the construction industry.

Bechtel Corporation

Bechtel Corporation is a global engineering, construction, and project management company headquartered in San Francisco, California. With over a century of experience, Bechtel has established itself as one of the largest and most respected construction companies in the world.

The company operates in various sectors, including infrastructure, power, oil and gas, mining, and telecommunications, delivering end-to-end solutions to clients worldwide. Bechtel is known for its integrated approach, which encompasses everything from feasibility studies and design to construction and maintenance.

Bechtel’s global presence is extensive, with projects in over 160 countries across six continents. The company has worked on some of the largest and most complex projects in the world, such as the Channel Tunnel connecting England and France and the Hoover Dam in the United States.

One of Bechtel’s notable projects is the Big Dig in Boston, Massachusetts. The Big Dig was a massive highway infrastructure project aimed at improving transportation in the Boston area. Bechtel was responsible for the engineering, construction, and project management of this groundbreaking initiative, which involved constructing tunnels, bridges, and underground highways.

Another noteworthy project of Bechtel is the Jubail Industrial City in Saudi Arabia. Bechtel played a crucial role in the development and expansion of this industrial complex, which is one of the largest petrochemical complexes in the world. The project involved constructing various industrial facilities, infrastructure, and utilities.

Bechtel Corporation’s reputation in the construction industry is built on its commitment to delivering quality projects on time and within budget. The company focuses on utilizing advanced technologies and innovative solutions to enhance efficiency and productivity in its construction processes.

In addition, Bechtel puts a strong emphasis on safety, striving to maintain a zero-accident culture in its operations. The company implements stringent safety protocols and provides extensive training to its workforce to ensure a safe working environment.

Bechtel has received numerous accolades for its exceptional work, including multiple Engineering News-Record “Global Best Project” awards and recognition for its dedication to diversity and inclusion in the workplace.

In summary, Bechtel Corporation’s vast global presence, expertise in various sectors, and impressive portfolio of projects demonstrate its status as one of the leading construction companies in the US and the world. With a focus on innovation, safety, and quality, Bechtel continues to shape the infrastructure of nations and contribute to the advancement of the construction industry.

Fluor Corporation

Fluor Corporation is a multinational engineering and construction firm based in Irving, Texas. With a history dating back to 1912, Fluor has grown to become one of the largest and most diversified construction companies in the world.

The company provides a wide range of services, including engineering, procurement, construction management, and project management across various industries, including energy, infrastructure, mining, manufacturing, and more. Fluor’s expertise spans from designing and building complex structures to developing innovative solutions for challenging projects.

Fluor Corporation has been involved in several major construction projects globally, showcasing its ability to take on large-scale endeavors. One notable project is the Oyu Tolgoi copper and gold mine in Mongolia. Fluor provided engineering, procurement, and construction management services for this massive mining project, which involved constructing a concentrator plant, mine facilities, and extensive infrastructure.

Another significant project for Fluor is the Aliso Canyon natural gas storage facility in Southern California. Following a natural gas leak, Fluor was contracted to design and build a replacement facility to restore reliable gas storage capabilities. The project required extensive engineering and construction expertise to ensure the safe and efficient operation of the facility.

Fluor’s expertise extends to the renewable energy sector as well. The company has been involved in the construction of several solar power plants, wind farms, and biofuels facilities around the world. Its involvement in renewable energy projects highlights Fluor’s commitment to sustainable development and its contribution to the shift towards clean and renewable energy sources.

In addition to its construction capabilities, Fluor Corporation is recognized for its ability to execute projects in challenging environments. The company has successfully completed projects in remote regions and harsh climates, demonstrating its resilience and adaptability in delivering projects under diverse conditions.

Fluor prioritizes safety and places a strong emphasis on ensuring the well-being of its workers and the communities in which it operates. The company maintains strict safety protocols and implements robust safety training programs to mitigate risks and maintain a culture of safety across all projects and operations.

Overall, Fluor Corporation’s extensive experience, diverse service offerings, and successful completion of major construction projects solidify its position as a leading construction company in the US and globally. With its commitment to innovation, sustainability, and safety, Fluor continues to play a crucial role in transforming ideas into reality and shaping the future of the construction industry.

Jacobs Engineering Group Inc.

Jacobs Engineering Group Inc., headquartered in Dallas, Texas, is a global provider of professional services in engineering, construction, and maintenance. With a presence in multiple industries, including infrastructure, aerospace, oil and gas, and environmental, Jacobs has established itself as one of the top construction companies in the United States.

Jacobs offers comprehensive services throughout the project lifecycle, from initial concept and design to construction and ongoing maintenance. The company’s expertise spans various disciplines, including civil engineering, structural engineering, electrical engineering, and more. It leverages its diverse skill set to deliver innovative and sustainable solutions to clients around the world.

One notable aspect of Jacobs Engineering Group Inc. is its commitment to sustainability and environmental stewardship. The company actively incorporates sustainable practices and technologies in its projects, aiming to reduce environmental impact and create sustainable solutions for clients. This focus on sustainability has led Jacobs to secure projects related to renewable energy, water conservation, and waste management, among others.

Jacobs Engineering Group Inc. has been involved in several high-profile construction projects that have left a lasting impact. One notable project is the redevelopment of the Port of Los Angeles, the busiest container port in the United States. Jacobs provided engineering and project management services for the expansion and modernization of the port, supporting increased capacity for international trade and improving the efficiency of cargo operations.

Another remarkable endeavor by Jacobs is its involvement in the construction of the Kennedy Space Center Visitor Complex in Florida. The company played a crucial role in the design and construction of various iconic features, including the Space Shuttle Atlantis exhibit, which showcases the retired orbiter in a stunning display.

Jacobs Engineering Group Inc. has a strong focus on safety, ensuring the well-being of its employees, contractors, and the public. The company maintains robust safety protocols and emphasizes a culture of safety across its projects and operations. This commitment to safety has earned Jacobs numerous awards and recognition for its exemplary safety performance.

Overall, Jacobs Engineering Group Inc.’s extensive range of services, commitment to sustainability, and contributions to notable construction projects demonstrate its leadership and excellence in the construction industry. By providing innovative solutions and prioritizing safety and sustainability, Jacobs continues to shape the built environment and contribute to the advancement of the construction sector.

Kiewit Corporation

Kiewit Corporation is a privately-held construction and engineering company based in Omaha, Nebraska. With a rich history that dates back to 1884, Kiewit has established itself as one of the largest and most versatile construction companies in the United States.

Kiewit Corporation offers a wide range of construction capabilities, including general contracting, design-build, heavy civil, and specialized infrastructure services. The company’s diverse expertise allows it to take on projects in various sectors, including transportation, water resources, power generation, mining, and more.

Kiewit is renowned for its ability to handle complex and challenging projects. The company has extensive experience in constructing highways, bridges, and tunnels, with notable projects such as the Boston Central Artery Tunnel, also known as the “Big Dig,” and the Hoover Dam Bypass Bridge. These high-profile projects demonstrate Kiewit’s expertise in delivering large-scale infrastructure projects that have a significant impact on transportation systems.

In addition to its transportation expertise, Kiewit has a strong presence in the power sector. The company has successfully completed power generation projects, including nuclear power plants, hydroelectric facilities, and renewable energy projects. Kiewit’s involvement in the construction of the Prairie State Energy Campus, a coal-fired power plant, and the Diamond Generating Station, a natural gas-fired power plant, highlights its contribution to the energy infrastructure of the United States.

Kiewit Corporation’s commitment to excellence is deeply rooted in its culture. The company emphasizes teamwork, innovation, and a solution-oriented approach to deliver projects on time and within budget. Kiewit’s multi-disciplinary teams collaborate closely with clients, stakeholders, and partners to ensure successful project outcomes.

The company is also dedicated to safety and has implemented robust safety programs to protect its workforce and maintain a safe working environment. Kiewit provides extensive safety training and enforces strict protocols to mitigate risks and prevent accidents on its construction sites.

Furthermore, Kiewit embraces sustainability practices in its construction projects. The company incorporates sustainable design principles, energy-efficient technologies, and environmentally-friendly materials to minimize its environmental footprint. Kiewit’s commitment to sustainability is reflected in its LEED-certified projects and its focus on renewable energy solutions.

In summary, Kiewit Corporation’s diverse construction capabilities, successful track record in delivering high-profile projects, and commitment to safety and sustainability have solidified its position as one of the leading construction companies in the US. With a focus on innovation, collaboration, and excellence, Kiewit continues to shape the landscape of construction and contribute to the development of critical infrastructure across the country.

When researching the biggest construction companies in the US, look for companies with a strong track record of completing large-scale projects, a diverse portfolio, and a solid reputation for quality and reliability.

AECOM

AECOM is a global engineering and construction firm headquartered in Los Angeles, California. With a presence in over 150 countries, AECOM has established itself as a leading player in the construction industry, offering a wide range of services across various sectors.

AECOM’s expertise lies in building and infrastructure projects, encompassing areas such as transportation, water resources, urban development, environmental management, and more. The company provides integrated solutions throughout the project lifecycle, from planning and design to construction and operations.

One of AECOM’s notable contributions to the construction field is its involvement in large-scale transportation infrastructure projects. The company has worked on major transportation initiatives, including highways, bridges, railways, and airports. AECOM’s expertise in transportation engineering and design has been crucial in improving urban mobility and creating efficient transportation systems.

AECOM has also played a significant role in environmental restoration and sustainability initiatives. The company has been involved in projects that focus on preserving and restoring natural habitats, managing water resources, and implementing sustainable practices. AECOM’s contributions in this area demonstrate its commitment to environmental stewardship and creating sustainable communities.

Moreover, AECOM is known for its expertise in designing and constructing iconic sports and entertainment venues. The company has been involved in the development of stadiums and arenas around the world, including the Mercedes-Benz Stadium in Atlanta, the home of the NFL’s Atlanta Falcons and the MLS’s Atlanta United. AECOM’s expertise in delivering state-of-the-art sporting venues has elevated the fan experience and contributed to the growth of the sports industry.

Additionally, AECOM has made significant contributions to the construction field through its technological advancements and innovation. The company leverages cutting-edge technologies such as Building Information Modeling (BIM) and Virtual Reality (VR) to improve design accuracy, enhance collaboration, and streamline construction processes. AECOM’s focus on innovation has resulted in more efficient project delivery and improved overall construction outcomes.

AECOM places a strong emphasis on safety and the well-being of its employees, clients, and communities. The company implements rigorous safety protocols, conducts extensive training programs, and promotes a safety culture across all its projects and operations.

In summary, AECOM’s broad range of expertise, notable contributions to the construction field, and commitment to sustainability and safety have solidified its reputation as a leading construction company. Through its innovative solutions, AECOM continues to shape the built environment, deliver impactful projects, and contribute to the advancement of the construction industry.

Skanska USA

Skanska USA is the American division of Skanska, a global construction and development company headquartered in Stockholm, Sweden. Skanska has a strong presence in the United States and is known for its commitment to sustainability, innovation, and excellence in the construction industry.

Skanska USA offers comprehensive construction services across various sectors, including commercial buildings, infrastructure, healthcare, education, and more. The company’s expertise covers everything from design and construction to project management, allowing it to deliver integrated solutions tailored to clients’ needs.

One of Skanska USA’s key differentiators is its unwavering focus on sustainability. The company strives to minimize its environmental impact and enhance social wellbeing through sustainable building practices. Skanska has pioneered the use of green building materials, energy-efficient designs, and sustainable construction techniques in its projects.

Skanska has achieved remarkable milestones in sustainability, such as being the first construction company in the United States to achieve the stringent LEED Platinum certification for multiple projects. The company is also committed to promoting diversity and inclusion in the construction industry, fostering an inclusive work culture that embraces people of all backgrounds.

Skanska USA is dedicated to driving innovation in the construction field. The company actively explores emerging technologies and construction methodologies to improve efficiency, productivity, and safety. Skanska has embraced Building Information Modeling (BIM), Virtual Reality (VR), and other digital tools to enhance collaboration, optimize project delivery, and ensure the highest quality standards.

Skanska USA has an impressive portfolio of major construction projects that showcase its expertise and commitment to excellence. The company’s projects range from iconic landmarks to large-scale infrastructure developments. Skanska has been involved in the construction of notable buildings, such as the World Trade Center Transportation Hub in New York City and the Salesforce Tower in San Francisco.

Skanska USA has also played a significant role in transportation projects across the country. The company has been entrusted with the construction and renovation of bridges, highways, railways, and airports, contributing to the improvement of transportation systems and connectivity.

Furthermore, Skanska USA has been at the forefront of sustainable infrastructure development. The company has undertaken renewable energy projects, such as wind farms and solar power plants, supporting the transition to clean energy sources and promoting a sustainable future.

In summary, Skanska USA’s focus on sustainability, innovation, and its portfolio of major construction projects has solidified its position as a leading construction company in the US. With its commitment to sustainable practices and its drive for innovation, Skanska USA continues to make a positive impact in the construction industry, shaping a more sustainable and resilient built environment.

The Whiting-Turner Contracting Company

The Whiting-Turner Contracting Company is a privately-held construction firm headquartered in Baltimore, Maryland. Since its inception in 1909, the company has grown to become one of the most respected and versatile construction companies in the United States.

The Whiting-Turner Contracting Company offers a wide range of construction services, including general contracting, construction management, design-build, and preconstruction planning. The company’s diverse expertise allows it to tackle projects in various sectors, including commercial, healthcare, education, industrial, and more.

One of the standout features of The Whiting-Turner Contracting Company is its client-centric approach. The company places great emphasis on building long-term relationships with clients, understanding their unique needs, and delivering projects that exceed expectations. This commitment to client satisfaction has resulted in a solid reputation and repeat business.

The Whiting-Turner Contracting Company has an impressive portfolio of prominent projects across the United States. It has worked on large-scale commercial developments, including office buildings, retail centers, hotels, and mixed-use complexes. Notable projects include the construction of the MGM National Harbor Resort and Casino in Maryland and the Salesforce Tower in San Francisco.

The company has also been involved in the construction of numerous healthcare facilities, including hospitals, medical centers, and research laboratories. The Whiting-Turner Contracting Company’s expertise in healthcare construction has contributed to the development of state-of-the-art medical facilities that provide high-quality healthcare services.

In addition to its commercial and healthcare projects, The Whiting-Turner Contracting Company has completed significant projects in the education sector. The company has built academic buildings, research facilities, and campus infrastructure for universities and educational institutions. These projects have contributed to creating dynamic learning environments for students and fostering academic excellence.

The Whiting-Turner Contracting Company places a strong emphasis on safety and strives to maintain a zero-incident culture on its construction sites. The company has implemented rigorous safety programs, training, and regular inspections to ensure the well-being of its employees, subcontractors, and the public.

Furthermore, The Whiting-Turner Contracting Company is committed to sustainability and incorporates sustainable practices into its construction projects. The company focuses on energy efficiency, waste management, and the use of environmentally-friendly materials to minimize the environmental impact of its projects.

In summary, The Whiting-Turner Contracting Company’s wide range of construction services, commitment to client satisfaction, and impressive portfolio of prominent projects have solidified its position as a trusted leader in the construction industry. With a focus on safety, sustainability, and delivering exceptional results, The Whiting-Turner Contracting Company continues to shape the built environment and contribute to the growth and development of various sectors across the United States.

PCL Construction Enterprises Inc.

PCL Construction Enterprises Inc. is a leading North American construction company with its headquarters in Denver, Colorado. With a rich history that dates back to 1906, PCL has grown to become one of the largest general contracting and construction management firms in the United States.

PCL offers a wide range of construction expertise, including commercial, institutional, industrial, civil, and residential projects. The company serves diverse markets, such as healthcare, education, transportation, sports and entertainment, and more. PCL’s comprehensive services encompass everything from preconstruction planning and estimating to construction and project management.

PCL Construction Enterprises Inc. has an extensive portfolio of significant projects completed across North America. The company has been involved in the construction of iconic landmarks, including the Dallas Cowboys’ AT&T Stadium, one of the largest domed stadiums in the world, and the Royal Alberta Museum in Canada, a state-of-the-art facility dedicated to preserving and showcasing Alberta’s natural and cultural heritage.

In addition, PCL has completed numerous projects in the healthcare sector. The company has built hospitals, medical centers, and research facilities that provide top-quality healthcare services to communities. Notable healthcare projects include the UPMC Children’s Hospital of Pittsburgh and the Mayo Clinic Multispecialty Building in Florida.

PCL Construction Enterprises Inc. has also made significant contributions to the transportation industry. The company has participated in the construction of highways, bridges, airports, and transit systems, improving connectivity and facilitating efficient transportation networks. Notable transportation projects include the reconstruction of the Interstate 405 in California and the Denver International Airport’s South Terminal Redevelopment.

PCL’s commitment to excellence and quality has earned the company numerous awards and recognition. The company has received accolades such as the prestigious “Contractor of the Year” award from Engineering News-Record multiple times, highlighting its industry-leading performance and contributions to the construction field.

Furthermore, PCL Construction Enterprises Inc. is committed to safety and promoting a culture of safety across all its projects and operations. The company implements comprehensive safety programs, rigorous training, and continuous monitoring to ensure the well-being of its workers, subcontractors, and the public.

In summary, PCL Construction Enterprises Inc.’s extensive construction expertise, diverse market presence, and portfolio of significant projects reflect its standing as a leading construction company in North America. With its commitment to excellence, safety, and delivering exceptional results, PCL continues to make a substantial impact on the construction industry and contribute to the growth and development of various sectors.

McCarthy Holdings Inc.

McCarthy Holdings Inc. is a premier American construction company based in St. Louis, Missouri. With a history dating back to 1864, McCarthy has built a strong reputation as a trusted and innovative leader in the construction industry.

McCarthy offers a wide range of construction specialties, including healthcare, education, commercial, industrial, and renewable energy projects. The company’s expertise enables it to deliver comprehensive construction solutions, from preconstruction planning and estimating to construction management and design-build services.

In the healthcare sector, McCarthy has an impressive track record of constructing state-of-the-art medical facilities. The company has completed numerous projects, including hospitals, specialty clinics, and medical research facilities. Noteworthy healthcare projects completed by McCarthy include the Baylor Scott & White Charles A. Sammons Cancer Center in Texas and the UC San Diego Health Jacobs Medical Center in California.

In the education sector, McCarthy has made significant contributions to the construction of schools, universities, and research facilities. The company’s expertise in educational construction includes extensive experience in building academic buildings, student housing, laboratories, and sports facilities. Notable projects in this sector include the University of Nebraska-Omaha Baxter Arena and the University of Kansas Capitol Federal Hall School of Business.

McCarthy also specializes in commercial construction, delivering high-quality office spaces, retail centers, and hospitality venues. The company’s commercial projects showcase its ability to construct iconic and sustainable structures that meet the needs of clients and communities. Notable projects in this sector include the New York Life Insurance Company Headquarters in Texas and the St. Louis Aquarium at Union Station in Missouri.

As a leader in sustainable construction practices, McCarthy actively seeks renewable energy projects. The company has extensive experience in constructing solar power plants, wind farms, and biomass facilities. McCarthy’s contribution to renewable energy development includes projects such as the California Valley Solar Ranch and the High Plains Wind Farm.

Underpinning McCarthy’s success is its commitment to quality and innovation. The company incorporates advanced construction technologies and engages in continuous learning and improvement. McCarthy also places a strong emphasis on lean construction principles, promoting efficiency and reducing waste throughout the construction process.

In summary, McCarthy Holdings Inc.’s extensive construction specialties, notable projects completed, and commitment to quality and innovation solidify its position as a leading construction company in the United States. With its expertise in healthcare, education, commercial, and renewable energy sectors, McCarthy continues to make significant contributions to the construction industry and create lasting impacts in the communities it serves.

Conclusion

The construction industry in the United States is vibrant and dynamic, with several prominent companies making significant contributions to its growth and development. Each of the ten companies discussed in this article – Turner Construction Company, Bechtel Corporation, Fluor Corporation, Jacobs Engineering Group Inc., Kiewit Corporation, AECOM, Skanska USA, The Whiting-Turner Contracting Company, PCL Construction Enterprises Inc., and McCarthy Holdings Inc. – brings its own unique expertise and accomplishments to the table.

These companies have a profound impact on the construction field, not only through their impressive portfolio of projects but also through their focus on sustainability, innovation, and safety. They have been responsible for constructing iconic structures, improving infrastructure, and shaping the built environment in the United States and beyond.

Turner Construction Company, known for its world-class expertise and commitment to sustainability, has left an indelible mark on the construction industry through its high-profile projects. Bechtel Corporation, with its global presence and diverse range of expertise, has successfully delivered projects that have shaped critical infrastructure around the world.

Fluor Corporation’s exceptional projects and its dedication to sustainability have solidified its position as a leader in the construction field. Jacobs Engineering Group Inc., with its innovative solutions and comprehensive services, has made significant contributions to various sectors, including transportation, environmental management, and sports and entertainment.

Kiewit Corporation, with its versatile capabilities, has taken on major infrastructure projects that have improved transportation systems and connectivity. AECOM’s focus on sustainability, innovation, and its notable contributions to the construction industry make it a noteworthy player in the field.

Skanska USA’s commitment to sustainability, innovation, and emphasis on safety distinguishes it as a leading construction company. The Whiting-Turner Contracting Company’s client-centric approach and impressive portfolio of projects make it a trusted partner in the industry.

PCL Construction Enterprises Inc.’s diverse construction expertise, commitment to safety, and sustainable practices underscore its position as a top construction company. McCarthy Holdings Inc., with its focus on quality, innovation, and accomplishments in healthcare, education, commercial, and renewable energy projects, has earned its reputation as a respected leader.

In conclusion, the construction industry in the United States is driven by the exemplary work and contributions of these ten major companies. From transforming skylines to constructing sustainable infrastructure, each company brings its own expertise, values, and innovation to the forefront. While this article provides an overview of these companies, it is important to note that the construction industry encompasses a vast array of players, each with its own unique strengths and accomplishments. The actual article may include additional information, paragraphs, or sections within each subtitle, providing a more comprehensive understanding of the companies and their impact on the construction field.