Geotechnical engineering focuses on understanding soil and rock behavior to support construction projects safely and effectively. This industry includes companies providing services such as site assessments, foundation design, and environmental consulting. In an era of increasing urbanization and environmental concerns, the demand for innovative geotechnical solutions continues to grow. Companies are adopting technology, improving methods to assess earth materials, and innovating sustainability practices. Notably, the rise of infrastructure projects in both developed and developing countries underscores the importance of geotechnical engineering in achieving resilient and efficient builds.

The companies listed here range from small, specialized firms like Terraprobe to large corporate entities such as Golder, with employee counts varying significantly. Founded between 1955 and 2024, they are experts in geotechnical, environmental, and materials testing services. While most are based in the USA, some are prominent in Canada and Australia. Each company brings unique skills and focuses tailored to client needs, reflecting capabilities essential for navigating modern engineering challenges.

Continue reading to discover top geotechnical engineering companies.

Top 26 Geotechnical Engineering Companies

1. Golder

• Website: golder.com
• Ownership type: Corporate
• Headquarters: Atlanta, Georgia, United States (USA)
• Employee distribution: Canada 31%, United States (USA) 17%, Australia 12%, Other 39%
• Latest funding: $1.1B, December 2020
• Founded year: 1960
• Headcount: 5001-10000
• LinkedIn: golder

Golder Associates Inc. is a consulting and engineering firm based in Atlanta, Georgia, with a history dating back to 1960. The company specializes in providing services related to earth, environment, and energy, catering to businesses and organizations that face challenges in soil mechanics and ground engineering. Golder operates on a global scale, with a workforce distributed across several countries, including Canada, the United States, Australia, Chile, and Peru. Their services include consulting, design, and construction, aimed at tackling complex projects that require a deep understanding of geotechnical issues. The firm has also secured substantial funding, amounting to $1.14 billion in December 2020, which reflects their commitment to enhancing their service offerings and maintaining relevance in the engineering sector.

2. Kleinfelder

• Website: kleinfelder.com
• Ownership type: Private Equity
• Headquarters: San Diego, California, United States (USA)
• Employee distribution: United States (USA) 95%, Canada 4%
• Latest funding: September 2023
• Founded year: 1961
• Headcount: 1001-5000
• LinkedIn: kleinfelder

Kleinfelder, Inc. is an engineering and environmental consulting firm based in San Diego, California, established in 1961. With a workforce of over 2,600 employees, the company provides a wide range of professional services, including environmental assessments, construction materials testing, and construction management. Kleinfelder has a dedicated geotechnical engineering division, which plays a crucial role in their operations. They serve a variety of clients, including government agencies and private sector companies, particularly in infrastructure projects. Their expertise extends to sustainable development and regulatory compliance, ensuring that projects meet environmental standards. Kleinfelder operates primarily in the United States, with a small presence in Canada and Australia, and has been involved in numerous significant projects that highlight their capabilities in geotechnical engineering and related fields.

3. Terracon

• Website: terracon.com
• Ownership type: Private
• Headquarters: Olathe, Kansas, United States (USA)
• Employee distribution: United States (USA) 99%
• Founded year: 1965
• Headcount: 5001-10000
• LinkedIn: terracon

Terracon is a consulting and engineering firm based in Olathe, Kansas, specializing in environmental consulting, geotechnical engineering, and materials testing. Established in 1965, the company has grown to employ over 5,700 professionals, serving clients across multiple industries such as healthcare, federal, and infrastructure. Terracon's geotechnical services include soil boring, laboratory testing, and foundation design, ensuring that projects are built on solid ground. Their commitment to safety and sustainability is evident in their operational practices, and they actively engage in industry leadership through various professional organizations. With a national network of offices, Terracon is well-equipped to handle projects of varying scales, providing timely and effective solutions to complex engineering challenges.

4. Universal Engineering Sciences

• Website: universalengineering.com
• Ownership type: Private
• Headquarters: Orlando, Florida, United States (USA)
• Founded year: 1964
• Headcount: 1001-5000
• LinkedIn: universal-engineering-sciences-inc

Universal Engineering Sciences (UES) is an engineering and environmental consulting firm based in Orlando, Florida, with a history dating back to 1964. The company specializes in providing a wide array of services, including environmental consulting, geotechnical engineering, and sustainable infrastructure solutions. UES operates across the United States, serving clients from various sectors such as commercial, education, healthcare, and infrastructure. With a workforce of approximately 4,000 professionals, UES is equipped to tackle complex engineering challenges through innovative and technology-driven solutions. Their commitment to safety and sustainability is evident in their operational practices and community involvement. UES also boasts a network of over 60 accredited laboratories, ensuring high-quality testing and inspection services. Their projects span a range of applications, from solar farms to hospitals, highlighting their capability to adapt to different engineering needs.

5. Langan Engineering & Environmental Services

• Website: langan.com
• Ownership type: Private Equity
• Headquarters: Parsippany-Troy Hills, New Jersey, United States (USA)
• Employee distribution: United States (USA) 97%, Other 3%
• Latest funding: $10.7M, January 2024
• Founded year: 1970
• Headcount: 1001-5000
• LinkedIn: langan-engineering-%26-environmental-services-inc

Langan Engineering & Environmental Services is an engineering and environmental consulting firm based in Parsippany-Troy Hills, New Jersey. Founded in 1970, the company has developed a robust portfolio that includes site development, geotechnical engineering, and environmental compliance. Langan serves a wide range of clients, including developers and government agencies, providing them with the expertise needed to navigate regulatory challenges and ensure project success. The firm is known for its technical excellence and practical experience, which it applies to projects across various sectors, such as residential, commercial, and infrastructure. Langan's geotechnical services are particularly noteworthy, as they involve complex site preparation and foundation solutions tailored to specific site conditions. Their recent funding of over $10 million in January 2024 further highlights their active role in the industry and commitment to growth.

6. Terraprobe Inc.

• Website: terraprobe.ca
• Ownership type: Corporate
• Headquarters: Brampton, Ontario, Canada
• Employee distribution: Canada 100%
• Latest funding: March 2021
• Founded year: 1977
• Headcount: 51-200
• LinkedIn: terraprobe-inc.

Terraprobe Inc., headquartered in Brampton, Ontario, has been a significant player in the engineering consulting field since its inception in 1977. The company specializes in geotechnical engineering, environmental assessments, hydrogeology, and construction materials testing. With a workforce of approximately 74 employees, including professional engineers and geologists, Terraprobe has built a reputation for providing expert guidance to developers and municipalities. Their services range from subsurface investigations and terrain analysis to the design of retaining structures and slope stabilization. They also offer environmental site assessments and risk management plans, showcasing their commitment to compliance with environmental regulations. The firm operates through several offices in Ontario, allowing them to deliver responsive service to a broad client base. In 2021, Terraprobe became a wholly owned subsidiary of Englobe, which may further enhance their capabilities and service offerings in the engineering sector.

7. Engeo

• Website: engeo.com
• Ownership type: Private
• Headquarters: San Ramon, California, United States (USA)
• Employee distribution: United States (USA) 82%, New Zealand 14%, Guam 3%, Other 2%
• Founded year: 1971
• Headcount: 201-500
• LinkedIn: engeo

Engeo, based in San Ramon, California, is an engineering consulting firm that has been operational since 1971. The company specializes in geotechnical, environmental, and hydrology services, providing tailored solutions to both public agencies and private developers. Engeo's expertise includes site assessments, construction management, and a wide array of engineering services that address the challenges of project development. They have a notable presence not only in the United States but also in New Zealand and Guam, reflecting their international reach. Engeo's team comprises geotechnical engineers, geologists, environmental scientists, and hydrologists, all dedicated to delivering practical and efficient solutions. Their work spans various projects, including urban developments, transportation infrastructure, and environmental assessments, showcasing their capability to handle complex engineering challenges. Engeo is also recognized for its commitment to sustainability and resiliency in engineering practices, further solidifying its role in the industry.

8. GeoEngineers Inc.

• Website: geoengineers.com
• Ownership type: Corporate
• Headquarters: Redmond, Washington, United States (USA)
• Employee distribution: United States (USA) 100%
• Latest funding: March 2021
• Founded year: 1980
• Headcount: 201-500
• LinkedIn: geoengineers

GeoEngineers Inc. is an employee-owned engineering and environmental consulting firm based in Redmond, Washington. Established in 1980, the company specializes in earth sciences and engineering, providing expert services to clients in sectors such as construction and natural resources. With a team of approximately 474 professionals, GeoEngineers tackles complex environmental and engineering challenges through a collaborative approach. Their project portfolio includes notable works like the Hampton Roads Bridge-Tunnel Expansion and the Port of Alaska Modernization, highlighting their capabilities in geotechnical engineering. The firm is dedicated to delivering high-quality service and innovative solutions, ensuring they meet the diverse needs of their clients while maintaining a strong commitment to community and environmental stewardship.

9. ECS Group of Companies

• Website: ecslimited.com
• Ownership type: Corporate
• Headquarters: Chantilly, Virginia, United States (USA)
• Employee distribution: United States (USA) 100%
• Latest funding: August 2022
• Founded year: 1988
• Headcount: 1001-5000
• LinkedIn: ecs-limited

ECS Group of Companies, based in Chantilly, Virginia, is an engineering consulting firm that has been operational since 1988. With a workforce of over 2,300 employees, ECS specializes in a variety of services, including geotechnical engineering, construction materials testing, environmental assessments, and facilities management. The company serves multiple sectors such as commercial, government, and healthcare, providing essential consulting and testing services to ensure compliance and project success. ECS's geotechnical services cover critical areas like subsurface exploration, deep foundations, and geotechnical lab testing, showcasing their expertise in the field. Their extensive network of over 90 offices across the United States allows them to effectively cater to a wide range of client needs, making them a notable entity in the engineering consulting industry.

10. Douglas Partners Pty Ltd

• Website: douglaspartners.com.au
• Ownership type: Private
• Headquarters: West Ryde, New South Wales, Australia
• Employee distribution: Australia 100%
• Founded year: 1963
• Headcount: 501-1000
• LinkedIn: douglas-partners-pty-ltd

Douglas Partners Pty Ltd, founded in 1963, is a prominent geotechnical consulting firm based in West Ryde, New South Wales, Australia. With a workforce of approximately 460 employees, the company has built a strong reputation for providing expert services in geotechnical engineering, environmental consulting, groundwater management, rock mechanics, geophysics, and materials testing. Over the years, Douglas Partners has served a wide array of clients, including construction companies, developers, and government organizations, delivering reliable assessments and tailored solutions for various projects. Their commitment to quality is reflected in their adherence to industry standards and their use of advanced technologies for soil and rock testing. The firm operates across 19 offices and 14 laboratories throughout Australia, showcasing their extensive reach and capability in the geotechnical sector. Douglas Partners is recognized for its dedication to sustainability and ethical practices, ensuring minimal environmental impact while providing high-quality consulting services.

11. Earth Systems

• Website: earthsystems.com
• Ownership type: Private
• Headquarters: San Luis Obispo, California, United States (USA)
• Employee distribution: United States (USA) 100%
• Founded year: 1969
• Headcount: 51-200
• LinkedIn: earth-systems-inc-

Earth Systems, based in San Luis Obispo, California, is a private geotechnical engineering firm that has been operational since 1969. With a workforce of approximately 145 employees, the company specializes in a broad spectrum of services, including geotechnical engineering, materials testing, engineering geology, and environmental consulting. They cater to both construction companies and government agencies, providing essential expertise in site assessments and compliance testing. Earth Systems is known for its commitment to quality and timely results, which is evident in their extensive portfolio of projects that range from educational facilities to infrastructure improvements. Their laboratories are accredited by various regulatory bodies, ensuring that their testing and inspection services meet high standards. The firm prides itself on fostering a collaborative work environment, emphasizing mentorship and professional growth for its employees, which contributes to its strong reputation in the industry.

12. GeoTek

• Website: geotekusa.com
• Ownership type: Corporate
• Headquarters: Las Vegas, Nevada, United States (USA)
• Employee distribution: United States (USA) 99%, Other 1%
• Latest funding: October 2022
• Founded year: 1997
• Headcount: 201-500
• LinkedIn: geotek-inc.

GeoTek is a geotechnical engineering and environmental consulting firm based in Las Vegas, Nevada. Established in 1997, the company has grown to employ around 211 professionals, primarily serving clients in the construction and development sectors. GeoTek specializes in a variety of services, including geotechnical evaluations, environmental site assessments, and construction materials testing. Their expertise is crucial for ensuring compliance and safety in construction projects, which is vital for developers and construction firms. The company operates across several locations in the western United States, allowing them to cater to a broad range of projects. GeoTek's commitment to quality and accuracy in testing and reporting is evident in their structured approach to project management and client engagement. They have built a reputation for thorough assessments and reliable recommendations, which are essential in the geotechnical engineering field.

13. S&me

• Website: smeinc.com
• Ownership type: Private
• Headquarters: Raleigh, North Carolina, United States (USA)
• Employee distribution: United States (USA) 100%
• Founded year: 1973
• Headcount: 1001-5000
• LinkedIn: s%26me-inc-

S&ME, based in Raleigh, North Carolina, is an engineering and environmental consulting firm that has been operational since 1973. With a workforce of over 1,100 employees, the company provides a broad spectrum of services, including geotechnical, environmental, civil, and construction engineering. S&ME serves a variety of clients, from businesses to government entities, helping them navigate complex challenges related to infrastructure and environmental compliance. Their geotechnical engineering services are particularly noteworthy, as they include foundation construction support, geophysical assessments, and geotechnical laboratory testing. The firm has successfully managed numerous projects across sectors such as transportation, energy, and water resources, demonstrating their expertise and commitment to quality. S&ME's collaborative approach and focus on sustainable solutions further enhance their standing in the engineering community.

14. Ninyo & Moore Geotechnical and Environmental Sciences Consultants

• Website: ninyoandmoore.com
• Ownership type: Corporate
• Headquarters: San Diego, California, United States (USA)
• Employee distribution: United States (USA) 100%
• Latest funding: January 2024
• Founded year: 1986
• Headcount: 501-1000
• LinkedIn: ninyo-%26-moore

Ninyo & Moore Geotechnical and Environmental Sciences Consultants is a well-established engineering consulting firm based in San Diego, California. Since its inception in 1986, the company has specialized in geotechnical engineering, environmental services, and materials testing. With a workforce of approximately 443 employees, Ninyo & Moore has built a reputation for addressing complex engineering challenges across various sectors, including municipal, commercial, and industrial projects. Their service offerings include engineering geology, construction inspection, and hazardous materials management, among others. The firm has been involved in significant projects such as the Regional Connector Transit Project and the Petco Park infrastructure improvements, demonstrating their capability in handling large-scale developments. Ninyo & Moore's commitment to safety and sustainability is evident in their operational practices, ensuring they meet the evolving needs of their clients while minimizing environmental impact.

15. Geo-Technology Associates, Inc. (GTA)

• Website: gtaeng.com
• Ownership type: Private
• Headquarters: Abingdon, Maryland, United States (USA)
• Employee distribution: United States (USA) 100%
• Founded year: 1985
• Headcount: 501-1000
• LinkedIn: geo-technology-associates-inc-gta-

Geo-Technology Associates, Inc. (GTA) is an engineering consulting firm based in Abingdon, Maryland, specializing in geotechnical, environmental, and construction consulting services. Established in 1985, the company has grown to employ over 500 engineers, geologists, scientists, and technicians. GTA operates through a decentralized model, maintaining 24 offices across the Mid-Atlantic, Midwest, and Southeast regions of the United States. This structure allows them to respond effectively to local market demands while providing comprehensive services to a variety of clients, including businesses, government agencies, architects, and contractors. Their service offerings include construction observation, environmental assessments, geotechnical analysis, and drilling services. GTA is known for its commitment to safety and quality, ensuring that projects are completed efficiently and effectively. The firm has successfully managed numerous projects, showcasing its expertise in addressing complex engineering challenges.

16. Geotech Engineering and Testing

• Website: geotecheng.com
• Ownership type: Private
• Headquarters: Houston, Texas, United States (USA)
• Employee distribution: United States (USA) 100%
• Founded year: 1985
• Headcount: 51-200
• LinkedIn: geotech-engineering-and-testing

Geotech Engineering and Testing, based in Houston, Texas, is a private engineering firm that has been operational since 1985. The company specializes in a range of services including geotechnical engineering, construction materials engineering, geoforensic engineering, and environmental engineering. They cater to various sectors, particularly construction and environmental, providing essential testing and consulting services to ensure project compliance and safety. With a workforce of approximately 72 employees, Geotech has successfully managed over 30,000 projects, showcasing their extensive experience in both large and small-scale civil, commercial, industrial, and residential engineering projects. Their operational footprint primarily covers Texas, New Mexico, Louisiana, and Oklahoma, indicating a regional focus that allows them to maintain strong client relationships. The firm is also recognized for its commitment to quality, as evidenced by its accreditation and the positive reviews from clients and employees alike.

17. Geo-Logic Associates, Inc.

• Website: geo-logic.com
• Ownership type: Private
• Headquarters: Ontario, California, United States (USA)
• Employee distribution: United States (USA) 74%, Peru 26%
• Founded year: 1991
• Headcount: 201-500
• LinkedIn: geo-logic-associates-inc

Geo-Logic Associates, Inc. (GLA) is an environmental, civil, and geotechnical engineering consulting firm based in Ontario, California. Founded in 1991, GLA has grown to employ over 300 professionals across 28 offices in the United States and internationally, including a significant presence in Peru. The firm specializes in addressing complex environmental and engineering challenges, providing a wide array of services that include geotechnical laboratory services, foundation engineering, and geohazard mitigation. GLA's expertise extends to environmental monitoring, site investigation, and remedial design, making them a valuable partner for municipalities and private organizations alike. Their multidisciplinary approach allows them to effectively support projects in various sectors, including mining, water resources, and solid waste management. GLA is also involved in environmental litigation, offering expert services that assist clients in navigating legal disputes related to environmental issues. This comprehensive service portfolio positions GLA as a significant contributor to the geotechnical engineering industry.

18. GZA GeoEnvironmental, Inc.

• Website: gza.com
• Ownership type: Private
• Headquarters: Norwood, Massachusetts, United States (USA)
• Employee distribution: United States (USA) 100%
• Founded year: 1964
• Headcount: 501-1000
• LinkedIn: gza-geoenvironmental

GZA GeoEnvironmental, Inc. is an engineering and environmental consulting firm based in Norwood, Massachusetts. Established in 1964, the company has built a robust portfolio of services that includes geotechnical engineering, environmental site investigation, and construction management. GZA serves a wide array of clients, from government agencies to industrial firms, helping them navigate regulatory challenges and optimize project outcomes. The firm employs approximately 820 professionals, all based in the United States, and has a strong presence in New England, the Mid-Atlantic, and the Great Lakes regions. GZA is also recognized for its commitment to sustainability and innovative solutions, which are increasingly important in today's engineering projects. Their work spans various sectors, including energy, transportation, and water resources, showcasing their adaptability and expertise in addressing complex engineering challenges.

19. GEOCONSULT consulting engineers

• Website: geoconsult.com
• Ownership type: Private
• Headquarters: Puch Bei Hallein, Salzburg, Austria
• Employee distribution: Austria 43%, India 24%, Chile 13%, Other 20%
• Founded year: 1973
• Headcount: 201-500
• LinkedIn: geoconsult

GEOCONSULT consulting engineers, officially known as Geoconsult Holding ZT GmbH, is an engineering consulting firm based in Puch Bei Hallein, Salzburg, Austria. Established in 1973, the company specializes in geotechnics, construction supervision, and digital services tailored for the construction and mining sectors. With a workforce of approximately 269 employees, GEOCONSULT operates through a multicultural team, emphasizing high-quality professional services. Their expertise spans various areas, including risk management, project feasibility, and advanced engineering design. The firm has been involved in significant projects worldwide, such as the Brenner Base Tunnel and the Agua Negra Crossing, demonstrating their capability in handling complex geotechnical challenges. GEOCONSULT also integrates modern technologies into their services, offering digital solutions like modeling, visualization, and remote sensing. This combination of traditional engineering practices and innovative digital services positions GEOCONSULT as a relevant and active player in the geotechnical engineering industry.

20. ILF Consulting Engineers

• Website: ilf.com
• Ownership type: Private
• Headquarters: United States (USA)
• Employee distribution: Austria 16%, Saudi Arabia 13%, United Arab Emirates 12%, Other 59%
• Founded year: 1967
• Headcount: 1001-5000
• LinkedIn: ilf-consulting-engineers

ILF Consulting Engineers is a private engineering and consulting firm founded in 1967, with a workforce of over 3,000 employees spread across more than 45 locations worldwide. The company specializes in providing a wide array of services, including management consulting, engineering, and project management. Notably, ILF has a dedicated focus on geotechnical design and consultancy, which is a critical aspect of their engineering services. Their projects span various sectors such as energy, water management, and infrastructure, showcasing their ability to handle technically demanding assignments. ILF's commitment to sustainability is evident in their approach to projects, where they integrate environmental considerations into their planning and execution. The firm operates independently, ensuring that their solutions are unbiased and tailored to client needs, which is crucial in the competitive engineering landscape.

21. GEOServices, LLC

• Website: geoservicesllc.com
• Ownership type: Corporate
• Headquarters: Knoxville, Tennessee, United States (USA)
• Employee distribution: United States (USA) 100%
• Latest funding: April 2021
• Founded year: 2006
• Headcount: 51-200
• LinkedIn: geoservicesllc

GEOServices, LLC, based in Knoxville, Tennessee, is an engineering and environmental consulting firm founded in 2006. The company provides specialized services in environmental consulting, geotechnical engineering, and sustainable infrastructure solutions. With a workforce of approximately 70 employees, GEOServices serves a wide array of clients, including businesses and government entities. Their expertise lies in navigating complex engineering challenges while ensuring compliance with environmental regulations. The firm is committed to delivering innovative solutions that support sustainable development and infrastructure projects across various sectors, including transportation, healthcare, and industrial manufacturing. GEOServices has established a reputation for its technical proficiency and dedication to safety and quality in project execution.

22. Shannon & Wilson

• Website: shannonwilson.com
• Ownership type: Private
• Headquarters: Seattle, Washington, United States (USA)
• Employee distribution: United States (USA) 100%
• Founded year: 1954
• Headcount: 201-500
• LinkedIn: shannon-%26-wilson-inc-

Shannon & Wilson is an engineering consultancy based in Seattle, Washington, with a focus on geotechnical and environmental services. Established in 1954, the company has built a robust portfolio that includes contamination remediation, geologic hazard assessments, and construction management. They cater to a wide array of clients across sectors such as transportation, property development, and industrial projects, providing expert guidance for intricate infrastructure undertakings. With a workforce of approximately 350 employees, Shannon & Wilson operates from multiple offices throughout the United States, ensuring they can meet the needs of their clients effectively. Their projects range from significant transportation initiatives to environmental restoration efforts, highlighting their capability to handle diverse challenges in the geotechnical engineering space.

23. Thurber Engineering Ltd.

• Website: thurber.ca
• Ownership type: Private
• Headquarters: Edmonton, Alberta, Canada
• Employee distribution: Canada 100%
• Founded year: 1957
• Headcount: 501-1000
• LinkedIn: thurbereng

Thurber Engineering Ltd. is a Canadian consulting engineering firm that has been providing specialized services since its inception in 1957. With a focus on geotechnical, environmental, and construction materials engineering, Thurber addresses a wide range of challenges faced by municipalities and industries alike. The firm operates from 15 locations across Canada, employing over 500 professionals, including engineers, geoscientists, and technicians. Their expertise spans various sectors, including transportation, municipal infrastructure, energy, and land development. Thurber is known for its commitment to quality and safety, actively participating in industry organizations and contributing to advancements in engineering practices. Their projects often involve complex geotechnical assessments and innovative solutions, reflecting their dedication to enhancing infrastructure across the country.

24. Certerra (Western Technologies)

• Website: wt-us.com
• Ownership type: Private
• Headquarters: Phoenix, Arizona, United States (USA)
• Employee distribution: United States (USA) 99%, Other 1%
• Founded year: 1955
• Headcount: 201-500
• LinkedIn: western-technologies

Certerra (Western Technologies) is a private engineering firm based in Phoenix, Arizona, with a history dating back to 1955. The company specializes in environmental consulting, geotechnical engineering, materials testing, and non-destructive testing services. With a workforce of approximately 236 employees, they serve clients across various sectors, including transportation, healthcare, and commercial properties. Their expertise ensures compliance and project integrity, which is critical in the engineering field. Notable projects include work for the University of New Mexico and significant developments in Las Vegas. In 2021, Western Technologies merged with RMA Companies, enhancing their service capabilities and geographic reach. This merger has positioned them to better serve critical infrastructure projects, reflecting their commitment to sustainable development and community support.

25. Certerra (Rone Engineering)

• Website: roneengineers.com
• Ownership type: Corporate
• Headquarters: Dallas, Texas, United States (USA)
• Employee distribution: United States (USA) 100%
• Latest funding: December 2023
• Founded year: 1972
• Headcount: 51-200
• LinkedIn: rone-engineering-services-ltd.

Certerra (Rone Engineering) is an engineering firm based in Dallas, Texas, specializing in geotechnical engineering, materials testing, and environmental consulting. Established in 1972, Rone Engineering has built a reputation for providing essential services that ensure project compliance and safety for developers, property owners, and local governments. The firm operates through a network of offices across Texas and Kansas City, focusing on delivering high-quality engineering solutions. Rone Engineering handles thousands of projects each year, contributing to the stability and longevity of significant infrastructure, including roads, bridges, and various commercial and residential developments. Their expertise extends to environmental consulting, where they assist clients in navigating regulatory compliance and addressing environmental challenges. With a dedicated team of professionals, Rone Engineering is committed to excellence and innovation in the geotechnical field.

26. Englobe

• Website: englobecorp.com
• Ownership type: Corporate
• Headquarters: Montreal, Quebec, Canada
• Employee distribution: Canada 99%
• Latest funding: $475.0M, June 2024
• Founded year: 1961
• Headcount: 1001-5000
• LinkedIn: englobe

Englobe is a professional engineering and environmental consulting firm based in Montreal, Quebec, Canada. Founded in 1961, the company has grown to employ approximately 1,881 individuals, providing a wide array of services that include civil engineering, environmental site assessments, and climate change consulting. Englobe operates across Canada, with a strong emphasis on sustainability and community engagement in their projects. Their expertise extends to geotechnical engineering, where they have successfully managed various projects, including critical analyses of landslide risks and soil stabilization efforts. The firm is recognized for its integrity and commitment to delivering quality solutions tailored to the needs of its clients. Recently, Englobe secured a substantial funding amount of $475 million, indicating robust financial backing and potential for growth in their service offerings.

Geotechnical Engineering Insights: Key Companies

Company	Headquarter	Size	Founded	Ownership
Golder	Atlanta, Georgia, United States (USA)	5001-10000	1960	Corporate
Kleinfelder	San Diego, California, United States (USA)	1001-5000	1961	Private Equity
Terracon	Olathe, Kansas, United States (USA)	5001-10000	1965	Private
Universal Engineering Sciences	Orlando, Florida, United States (USA)	1001-5000	1964	Private
Langan Engineering & Environmental Services	Parsippany-Troy Hills, New Jersey, United States (USA)	1001-5000	1970	Private Equity
Terraprobe Inc.	Brampton, Ontario, Canada	51-200	1977	Corporate
Engeo	San Ramon, California, United States (USA)	201-500	1971	Private
GeoEngineers Inc.	Redmond, Washington, United States (USA)	201-500	1980	Corporate
ECS Group of Companies	Chantilly, Virginia, United States (USA)	1001-5000	1988	Corporate
Douglas Partners Pty Ltd	West Ryde, New South Wales, Australia	501-1000	1963	Private
Earth Systems	San Luis Obispo, California, United States (USA)	51-200	1969	Private
GeoTek	Las Vegas, Nevada, United States (USA)	201-500	1997	Corporate
S&me	Raleigh, North Carolina, United States (USA)	1001-5000	1973	Private
Ninyo & Moore Geotechnical and Environmental Sciences Consultants	San Diego, California, United States (USA)	501-1000	1986	Corporate
Geo-Technology Associates, Inc. (GTA)	Abingdon, Maryland, United States (USA)	501-1000	1985	Private
Geotech Engineering and Testing	Houston, Texas, United States (USA)	51-200	1985	Private
Geo-Logic Associates, Inc.	Ontario, California, United States (USA)	201-500	1991	Private
GZA GeoEnvironmental, Inc.	Norwood, Massachusetts, United States (USA)	501-1000	1964	Private
GEOCONSULT consulting engineers	Puch Bei Hallein, Salzburg, Austria	201-500	1973	Private
ILF Consulting Engineers	United States (USA)	1001-5000	1967	Private
GEOServices, LLC	Knoxville, Tennessee, United States (USA)	51-200	2006	Corporate
Shannon & Wilson	Seattle, Washington, United States (USA)	201-500	1954	Private
Thurber Engineering Ltd.	Edmonton, Alberta, Canada	501-1000	1957	Private
Certerra (Western Technologies)	Phoenix, Arizona, United States (USA)	201-500	1955	Private
Certerra (Rone Engineering)	Dallas, Texas, United States (USA)	51-200	1972	Corporate
Englobe	Montreal, Quebec, Canada	1001-5000	1961	Corporate

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