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10 Largest general contractors in the US

Written By Alexis Nicols

General contractors are responsible for everything from critical infrastructure like roads and bridges to massive manufacturing facilities and sports stadiums. In an industry that is changing fast, the biggest players are the ones using new technology to stay ahead of the curve. This list highlights the top 10 general contractors in the U.S. right now, ranked by their revenue and the scale of their impact. We’ll look at who they are, how they are shaping our cities, and the specialized expertise they bring to the jobsite every day. 

Top 10 largest general contractors in the US construction industry

10. HITT Contracting

  • Revenue: $8.7 billion
  • Based out of: Falls Church, Virginia
  • CEO: Kim Roy
  • Contact: (703) 846-9000 | Contact Us
  • Main services: Data centers, healthcare, government offices, and workplace interiors

HITT started as a small family business almost 90 years ago. Today, they are known for building the “brains” of the internet. If you use a big app or website, there is a good chance HITT built the data center that keeps it running. They are highly skilled at working on buildings that must remain online 24/7.

They are currently working on huge tech campuses in Northern Virginia. Because they focus so much on “mission-critical” work, they have become a top choice for the government and big tech companies.

9. McDermott International

  • Revenue: $8.9 billion
  • Based out of: Houston, Texas
  • CEO: Michael McKelvy
  • Contact: (281) 870-5000
  • Main services: Energy plants, offshore building, and subsea engineering

McDermott is a leader in the energy world. They build the massive structures that help us get power from the ocean and the earth. They have been around for over 100 years and work in over 50 countries. They are experts at “EPC” work, which means they handle everything from the first drawing to the final bolt.

Right now, they are a significant part of the transition to cleaner energy. They are building giant terminals for natural gas and offshore wind platforms. They are known for taking on projects that are too large or too complex for most other companies to handle.

8. DPR Construction

  • Revenue: $10.8 billion
  • Based out of: Redwood City, California
  • CEO: George Pfeffer
  • Contact: (650) 474-1450 | Contact Us
  • Main services: Technical building, healthcare labs, data centers, and cleanrooms

DPR Construction is a younger company compared to some on this list. It started in 1990 and quickly became a leader in building complex spaces. They are the experts in “Life Sciences,” which means they build the labs where scientists create new medicines. They are also very active in building large campuses for big tech companies.

Right now, DPR is working on some of the biggest hospital and biotech projects in California and Texas. They are known for their innovation and for using digital tools to plan projects before any digging begins. They focus heavily on being a great place to work and have won many awards for their company culture.

7. Fluor Corporation

  • Revenue: $11.1 billion
  • Based out of: Irving, Texas
  • CEO: Jim Breuer
  • Contact: (469) 398-7000
  • Main services: Energy solutions, mining, urban infrastructure, and national security projects

Fluor is a large global firm that has been in operation for over 100 years. They are known for taking on projects so large they seem impossible. They work on everything from giant gold mines in remote areas to clean energy plants in the US. In 2026, they are a major player in helping the country build its own factories for products such as computer chips and car batteries.

A notable project they are completing involves large-scale chemical plants that use new, cleaner technology. They are renowned for their engineering expertise and their ability to manage thousands of workers simultaneously. If a project is worth billions of dollars, Fluor is often the first company called to help.

6. STO Building Group

  • Revenue: $12 billion
  • Based out of: New York, New York
  • CEO: Robert Mullen
  • Contact: (212) 481-6100
  • Main services: Interior fit-outs, building renovations, and commercial construction

STO Building Group is the parent company of several well-known brands, like Structure Tone and Layton Construction. They are the leaders in “interiors,” meaning they are the ones who turn a cold, empty skyscraper into a beautiful office or hotel. They have a huge presence in big cities like New York and London.

Recently, they have been busy turning old office buildings into new apartments or high-tech labs. As many people work from home, STO is helping cities find new uses for their tall buildings. They are known for working effectively in crowded city areas without disturbing neighbors.

5. MasTec Inc.

  • Revenue: $12.3 billion
  • Based out of: Coral Gables, Florida
  • CEO: Jose Mas
  • Contact: (305) 599-1800 | Contact Us
  • Main services: Clean energy, 5G networks, power lines, and water systems

MasTec is a leader in building the systems that keep our country connected. They build towers for your cell phone service and the large pipes that transport water and gas. They are also among the largest builders of wind and solar farms in the US. The company is led by Jose Mas, who began his career in the field before becoming the CEO.

Currently, MasTec is building new “green” power grids. They are helping ensure electric cars have sufficient charging infrastructure across the country. They are known for their diversification, which allows them to build multiple types of infrastructure simultaneously.

4. The Whiting-Turner Contracting Co.

  • Revenue: $13.3 billion
  • Based out of: Baltimore, Maryland
  • CEO: Tim Regan
  • Contact: (410) 821-1100 | By location
  • Main services: Healthcare buildings, schools, shopping centers, and data centers

Whiting-Turner has been a trusted name in construction since 1909. They are a private company, which allows them to focus solely on delivering high-quality work for their clients. They are well known for building large university campuses and modern hospitals.

Right now, they have over 50 offices nationwide. They are currently working on several massive “mixed-use” projects that combine shops, offices, and homes into one big area. They are known for being highly stable and for retaining employees for their entire careers.

3. Kiewit Corp.

  • Revenue: $14 billion
  • Based out of: Omaha, Nebraska
  • CEO: Rick Lanoha
  • Contact info: (402) 342-2052 | Contact Us
  • List of main services: Bridges, tunnels, dams, and mining

Kiewit is a large company owned by itsemployees. They are the experts in “heavy civil” work, building infrastructure that keep a city running, such as bridges and clean water plants. They also support large-scale mining projects to identify the minerals we need for technology.

Kiewit is currently leading some of the largest highway and rail projects in the US. They are known for their focus on safety and their “hands-on” approach. Because the company is employee-owned, they consistently deliver high-quality projects that last for decades.

2. Bechtel

  • Revenue: $15.9 billion
  • Based out of: Reston, Virginia
  • CEO: Brendan Bechtel
  • Contact: (571) 392-6300 | Contact Us
  • Main services: Nuclear power, mining, major airports, and government projects

Bechtel is a large family business that has been in operation for five generations. They take on projects so large they change the map, including the Hoover Dam and the tunnel connecting England and France (the Chunnel). In 2026, they are a key player in building the new semiconductor “fabs” where computer chips are made in the US.

They are also leaders in nuclear energy, building the plants that create clean power for millions of people. Bechtel is known as a global leader that can operate in some of the world’s most challenging environments. If a project is the first of its kind, Bechtel is usually the company behind it.

1. Turner Construction Co.

  • Revenue: $20.24 billion
  • Based out of: New York, New York
  • CEO: Peter Davoren
  • Contact: (212) 229-6000 | Contact Us
  • Main services: Skyscrapers, sports stadiums, airports, and green buildings

Turner Construction is the biggest general contractor in the US by revenue. They are the firm that builds the famous stadiums where your favorite teams play. They also build some of the tallest and most beautiful skyscrapers in the world. They are highly focused on “Green Building,” meaning they design and construct without harming the environment.

Recently, Turner has been working on several major airport upgrades and new professional football stadiums. They are known for their “SourceBlue” system, a procurement arm that secures and sources materials such as steel and glass faster than other companies. This helps them finish projects on time, even when parts are hard to find.

How to choose the right general contractor for your project

If you are looking to hire a general contractor, there are a few things you should think about first:

  • What is your goal? Some companies are better at building hospitals, while others are experts at roads and bridges.
  • How big is the project? The companies on this list typically handle projects costing millions or even billions of dollars.
  • Look at their safety record: A good contractor should always prioritize worker safety.
  • Check their tech: Some of the best builders use digital tools to show you exactly how the project will look before they start.

Final thoughts

The largest general contractors in the US are more than just builders. They are the companies that create the foundation for our future. Whether they are building a large data center or a new school, these firms use the best tools and people to get the job done.

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