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15 Largest Construction Engineering Companies In The United States

By Abby McCain
Apr. 10, 2023
Last Modified and Fact Checked on:
Fact Checked
Cite This Webpage Zippia. "15 Largest Construction Engineering Companies In The United States" Zippia.com. Apr. 10, 2023, https://www.zippia.com/advice/largest-engineering-companies/

Largest Engineering Companies Research Summary

  • The largest engineering company in the U.S. is WSP USA, with a revenue of $8.8 billion.

  • As of 2026, the U.S. engineering services market size is $1.68 billion.

  • Women account for just 10.2% of all construction engineers in the U.S.

  • The U.S. engineering services market is projected to grow at a CAGR of 8.5% from 2026 to 2031.

Engineering companies may not always be in the spotlight, but they play a critical role in shaping our infrastructure, buildings, and public spaces. From civil engineering to specialized fields like environmental or structural engineering, these firms offer a diverse range of services to meet the evolving needs of their clients. Below is a comprehensive list of the 15 largest construction engineering companies in the U.S., ranked by their annual revenue.

15 Largest Construction Engineering Companies in the United States

  1. WSP USA. New York, New York

    Estimated 2022 Revenue: $8.8 billion

    WSP USA, a subsidiary of WSP Global, has established itself as a leader in providing engineering and consulting services across multiple sectors, including transportation, infrastructure, and environmental management. With over 100 years in the U.S. and 7,000 employees nationwide, WSP has been involved in landmark projects such as the Dallas-Houston bullet train and important cultural sites like the National Museum of African American History and Culture.

    2. Find WSP USA Jobs Near Me

  2. Tetra Tech. Pasadena, California

    Estimated 2022 Revenue: $3.5 billion

    Tetra Tech provides innovative engineering and consulting services to both government and commercial clients. With a global workforce of 20,000, the firm is dedicated to sustainable practices and has been involved in significant projects like the International Towers in Sydney and a surge facility in New Jersey.

    3. Find Tetra Tech Jobs Near Me

  3. Arup Group. New York, New York

    Estimated 2022 Revenue: $2.4 billion

    Arup Americas, part of the global Arup Group, specializes in structural engineering, planning, and design consulting. With over 1,000 employees across 11 offices in the U.S., notable projects include advanced healthcare facilities and urban parks.

    4. Find Arup Group Jobs Near Me

  4. Terracon. Olathe, Kansas

    Estimated 2022 Revenue: $1 billion

    Established in 1965, Terracon is an employee-owned firm specializing in geotechnical, materials engineering, and environmental services. With a workforce of over 5,000, Terracon serves a variety of sectors including healthcare, transportation, and infrastructure.

    5. Find Terracon Jobs Near Me

  5. Olsson. Lincoln, Nebraska

    Estimated 2022 Revenue: $338.1 million

    With a history dating back to 1956, Olsson provides a range of engineering and design services, including civil, electrical, and mechanical engineering. The firm has contributed to notable projects like the George W. Bush Presidential Center and various healthcare facilities.

    6. Find Olsson Jobs Near Me

  6. Langan Engineering Environmental. Parsippany, New Jersey

    Estimated 2022 Revenue: $300 million

    Founded in 1970, Langan provides engineering and environmental consulting services across various sectors. With 20 offices in 13 states, their portfolio includes high-profile projects like One Vanderbilt and major stadiums.

    7. Find Langan Engineering Environmental Jobs Near Me

  7. IMEG Corp. Rock Island, Illinois

    Estimated 2021 Revenue: $276 million

    IMEG Corp. is known for its commitment to sustainability in engineering and design consulting. With 52 U.S. locations, they focus on innovative solutions in facility and infrastructure projects.

  8. KPFF Consulting Engineers. Seattle, Washington

    Estimated 2022 Revenue: $240 million

    KPFF delivers structural engineering and civil services across various infrastructure projects. Established in 1960, the firm has played a key role in modernization efforts across U.S. cities.

    9. Find KPFF Consulting Engineers Jobs Near Me

  9. Jensen Hughes. Baltimore, Maryland

    Estimated 2022 Revenue: $213.7 million

    Specializing in fire protection and forensic engineering, Jensen Hughes serves clients globally across various industries since its inception in 1980. The firm has completed over 40,000 projects, showcasing extensive experience in safety and risk management.

    10. Find Jensen Hughes Jobs Near Me

  10. Syska Hennessy Group. Dallas, Texas

    Estimated 2022 Revenue: $209.6 million

    This engineering firm has built a reputation for excellence in MEP and ICT services. Syska Hennessy Group, founded in 1928, caters to a diverse array of clients through its 18 offices globally.

    11. Find Syska Hennessy Group Jobs Near Me

  11. Henderson Engineers. Lenexa, Kansas

    Estimated 2022 Revenue: $190 million

    Henderson Engineers has made a mark with its mechanical and electrical engineering services. Established in 1970, the firm has successfully completed projects for major brands across multiple sectors.

    12. Find Henderson Engineers Jobs Near Me

  12. Affiliated Engineers. Madison, Wisconsin

    Estimated 2022 Revenue: $165.6 million

    AEI specializes in consulting and engineering services throughout all phases of project development. With over 700 employees, the firm has a portfolio that includes transformative projects in energy systems and healthcare.

    13. Find Affiliated Engineers Jobs Near Me

  13. Walter P Moore. Houston, Texas

    Estimated 2021 Revenue: $114.3 million

    Walter P Moore has a rich history in civil and structural engineering, contributing to iconic projects like the Astrodome and modern infrastructure developments across the U.S. The firm combines technical expertise with innovative solutions.

    14. Find Walter P Moore Jobs Near Me

  14. Simpson Gumpertz Heger. Waltham, Massachusetts

    Estimated 2021 Revenue: $110 million

    Founded by MIT professors in 1956, SGH focuses on structural integrity and rehabilitation. The firm has completed notable projects worldwide, including those in energy and infrastructure sectors.

    15. Find Simpson Gumpertz Heger Jobs Near Me

  15. Vanderweil Engineers. Boston, Massachusetts

    Estimated 2021 Revenue: $82 million

    Vanderweil Engineers has been providing engineering solutions since 1950, specializing in areas like energy audits and technology design. The firm serves a diverse clientele across healthcare, commercial, and technology sectors.

    16. Find Vanderweil Engineers Jobs Near Me

Engineering Company FAQ

  1. What is the biggest engineering company in the United States?

    WSP USA is the largest engineering company in the United States, boasting a revenue of $8.8 billion in 2022.

  2. What do engineers do in construction?

    Engineers in construction perform various roles, including project management and the design of buildings and systems. Civil and structural engineers are predominant in this field, along with electrical and mechanical engineering professionals.

  3. Do you have to be good at math to be a construction engineer?

    Yes, proficiency in math is essential for construction engineers, as engineering principles are grounded in mathematical concepts. Additionally, strong organizational and problem-solving skills are vital for success in this role.

Author

Abby McCain

Abby is a writer who is passionate about the power of story. Whether it’s communicating complicated topics in a clear way or helping readers connect with another person or place from the comfort of their couch. Abby attended Oral Roberts University in Tulsa, Oklahoma, where she earned a degree in writing with concentrations in journalism and business.

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