The land surveying industry in California plays a crucial role in various sectors, including real estate, infrastructure, and environmental management. Companies in this field provide essential services such as boundary determination, topographic mapping, and construction staking. With the advent of new technologies like drones and LiDAR, the industry is shifting towards more efficient survey methods, enhancing accuracy and reducing costs. California’s booming population and ongoing development projects pave the way for sustained growth in land surveying services, requiring firms to innovate continually to meet client demands and regulatory standards.

This list showcases 20 notable land surveying companies based in California, ranging in size from small teams to firms employing over 200 professionals. Established between 1953 and 2008, these companies specialize in various services, including civil engineering, construction surveys, and advanced mapping. Many of them operate statewide, with multiple offices to accommodate diverse clientele and project scales. Distinct innovations in surveying techniques, especially through modern technologies, illustrate their dedication to quality and precision in delivering surveying solutions.

Continue reading to discover top land surveying companies in California.

Top 20 Land Surveying Companies in California

1. Calvada Surveying

• Website: calvada.com
• Ownership type: Private
• Headquarters: Corona, California, United States (USA)
• Employee distribution: United States (USA) 100%
• Founded year: 1989
• Headcount: 11-50
• LinkedIn: calvada-surveying

Calvada Surveying, Inc. is a land surveying firm based in Corona, California, established in 1989. With a workforce of 11-50 employees, the company has built a strong presence across the Western United States, particularly in California, Arizona, Colorado, and Nevada. Calvada specializes in a broad spectrum of surveying services, including ALTA/NSPS land title surveys, boundary surveys, topographic surveys, and construction staking. They serve a variety of sectors, including real estate, telecommunications, and construction, focusing on delivering precise and reliable results. The firm prides itself on its commitment to quality and customer satisfaction, utilizing cutting-edge technology to meet the evolving needs of its clients. Calvada's leadership team, comprised of industry veterans, ensures that the company remains at the forefront of surveying practices, maintaining a reputation for excellence in service delivery.

2. Omni Design, Inc.

• Website: omnidesign.us
• Ownership type: Private
• Headquarters: San Luis Obispo, California, United States (USA)
• Employee distribution: United States (USA) 85%, Mexico 15%
• Founded year: 1982
• Headcount: 51-200
• LinkedIn: omni-design-incorporated

Omni Design, Inc. is an architecture and civil engineering firm based in San Luis Obispo, California, founded in 1982. The company specializes in a wide array of services, prominently featuring land surveying, mapping, and engineering solutions tailored for commercial, residential, and public sector projects. With a workforce of approximately 27 employees, Omni Design has built a solid reputation over its 40-plus years in the industry. They serve a variety of clients, including developers and government agencies, focusing on delivering efficient and high-quality design services. Their land surveying division is particularly noteworthy, offering services such as boundary surveys, construction staking, and advanced mapping techniques, including drone surveys and laser scanning. This multifaceted approach allows them to address complex project requirements effectively, ensuring compliance with local regulations and client specifications.

3. Chris Nelson & Associates, Inc.

• Website: chrisnelsonassociates.com
• Ownership type: Private
• Headquarters: Agoura Hills, California, United States (USA)
• Employee distribution: United States (USA) 100%
• Founded year: 1993
• Headcount: 11-50
• LinkedIn: chris-nelson-associates-inc

Chris Nelson & Associates, Inc. is a land surveying and civil engineering firm based in Agoura Hills, California. Established in 1993, the company has been serving clients in Ventura and Los Angeles counties for nearly three decades. They offer a comprehensive suite of services, including accident and incident exhibit maps, ALTA land title surveys, construction staking, and bathymetric surveys. The firm prides itself on utilizing state-of-the-art technology to ensure precision in their work, employing tools like 3D laser scanning and drone aerial mapping. Their expertise extends to both public and private sector projects, showcasing their adaptability and commitment to meeting diverse client needs. Chris Nelson & Associates has built a reputation for reliability and thoroughness, making them a trusted partner in land development and engineering projects.

4. Nasland Engineering

• Website: nasland.com
• Ownership type: Family Owned
• Headquarters: San Diego, California, United States (USA)
• Employee distribution: United States (USA) 100%
• Founded year: 1959
• Headcount: 51-200
• LinkedIn: nasland-engineering

Nasland Engineering, founded in 1959, is a family-owned firm based in San Diego, California, with a branch office in Boise, Idaho. The company specializes in civil engineering, surveying, and land planning services, catering to both public and private sector clients. With a workforce of approximately 42 employees, Nasland Engineering has built a solid reputation for delivering high-quality service and innovative solutions for infrastructure projects and urban development. Their surveying services are extensive, covering everything from property boundary surveys to hydrographic surveys, and they utilize state-of-the-art technology to ensure accuracy and efficiency. The firm is also actively involved in community outreach and education, supporting various local initiatives and organizations. Over the years, Nasland Engineering has received multiple awards for its projects, underscoring its commitment to excellence in the field.

5. MacKay & Somps Civil Engineers, Inc.

• Website: msce.com
• Ownership type: Private
• Headquarters: Pleasanton, California, United States (USA)
• Employee distribution: United States (USA) 100%
• Founded year: 1953
• Headcount: 51-200
• LinkedIn: mackay-%26-somps

MacKay & Somps Civil Engineers, Inc., founded in 1953, is a private civil engineering firm based in Pleasanton, California. The company specializes in a wide array of services, including engineering, planning, and surveying, primarily for land development and infrastructure projects. With a workforce of approximately 97 employees, MacKay & Somps has built a reputation for effectively serving home builders, land developers, and public agencies across Northern and Central California. Their projects range from master-planned communities to public works and industrial developments. The firm is known for its commitment to delivering high-quality planning and construction documents, ensuring efficient project execution and compliance with regulatory requirements. Their surveying services are integral to their operations, providing essential support throughout the project lifecycle, from initial planning to final construction. MacKay & Somps has consistently demonstrated its capability to manage complex projects, making it a respected player in the civil engineering and surveying sectors.

6. Mollenhauer Group

• Website: mollenhauergroup.com
• Ownership type: Private
• Headquarters: Glendale, California, United States (USA)
• Employee distribution: United States (USA) 100%
• Founded year: 1924
• Headcount: 11-50
• LinkedIn: mollenhauer-group

Mollenhauer Group, established in 1924, is a consulting firm based in Glendale, California, specializing in surveying, mapping, civil engineering, and 3D laser scanning services. With a workforce of 11-50 employees, the firm has built a strong reputation over nearly a century of operation. They serve a wide range of clients, including government agencies, educational institutions, and private developers, ensuring project success through their professional expertise. Mollenhauer Group has conducted surveys on many significant commercial buildings in downtown Los Angeles, showcasing their capability to handle complex projects efficiently. Their commitment to quality and customer satisfaction is reflected in their impressive track record of repeat business. The firm employs state-of-the-art technology and innovative methods to stay current with industry trends, making them a reliable partner in land and property development.

7. Cinquini & Passarino, Inc

• Website: cinquinipassarino.com
• Ownership type: Private
• Headquarters: Santa Rosa, California, United States (USA)
• Employee distribution: United States (USA) 100%
• Founded year: 1954
• Headcount: 11-50
• LinkedIn: cinquini-%26-passarino-inc

Cinquini & Passarino, Inc. is a professional land surveying firm based in Santa Rosa, California, with additional offices in Healdsburg, Oakland, and Napa. Founded in 1954, the company has built a solid reputation for delivering comprehensive surveying and geospatial solutions. They serve a variety of clients, including contractors, developers, engineers, and local municipalities. Their service offerings include boundary surveys, topographic mapping, ALTA surveys, and hydrographic surveys, among others. The firm prides itself on utilizing the latest technology, such as unmanned aerial systems (drones) and robotic total stations, to enhance the accuracy and efficiency of their surveys. With over 70 years of experience, Cinquini & Passarino, Inc. continues to play a significant role in the land surveying industry, adapting to the evolving needs of their clients and the market.

8. Lea & Braze Engineering, Inc.

• Website: leabraze.com
• Ownership type: Private
• Headquarters: Hayward, California, United States (USA)
• Employee distribution: United States (USA) 100%
• Founded year: 1983
• Headcount: 51-200
• LinkedIn: lea-%26-braze-engineering

Lea & Braze Engineering, Inc. is a civil engineering and land surveying firm based in Hayward, California. Founded in 1983, the company has built a solid reputation over the past four decades, completing more than 25,000 projects across the state. They specialize in a wide array of services, including land surveying, civil engineering, land planning, and environmental assessments. Their clientele includes developers and municipalities, who rely on their expertise to navigate complex regulatory environments. The firm operates multiple offices in California, including locations in Pleasanton, Roseville, San Jose, and San Luis Obispo. Lea & Braze Engineering prides itself on delivering high-quality plans and services, emphasizing the importance of strong client relationships and effective project management. Their commitment to excellence is evident in their approach to each project, ensuring that they meet the specific needs of their clients while adhering to local regulations and standards.

9. dk Engineering

• Website: dkengin.com
• Ownership type: Private
• Headquarters: Walnut Creek, California, United States (USA)
• Employee distribution: United States (USA) 90%, Cameroon 10%
• Founded year: 1979
• Headcount: 11-50
• LinkedIn: dkengineering

dk Engineering, founded in 1979 and based in Walnut Creek, California, is a private engineering firm that specializes in civil engineering, surveying, and planning services. With a workforce of 11-50 employees, the company caters to both private developers and public agencies, providing tailored solutions for land development and infrastructure projects. Their expertise lies in navigating complex regulations and delivering projects on time and within budget. dk Engineering offers a comprehensive range of services, including land surveys, topographic surveys, boundary surveys, and construction staking. They are known for their innovative approach and commitment to sustainability, ensuring that their projects not only meet client expectations but also positively impact the communities they serve. The firm has established a reputation for being responsive and collaborative, often acting as an extension of their clients' teams. Their involvement in various projects across the western United States highlights their active role in the industry, making them a notable entity in the field of land surveying.

10. WestLAND Group, Inc.

• Website: westlandgroup.net
• Ownership type: Private
• Headquarters: Rancho Cucamonga, California, United States (USA)
• Employee distribution: United States (USA) 100%
• Founded year: 2000
• Headcount: 201-500
• LinkedIn: westland-group-inc

WestLAND Group, Inc. is a civil engineering and geospatial services firm based in Rancho Cucamonga, California. Founded in 2000, the company specializes in land planning and utility locating, providing essential services for infrastructure projects. With a workforce of approximately 136 employees, WestLAND Group serves a variety of clients, including public agencies and private developers. Their expertise spans surveying, mapping, and advanced technologies like LiDAR and UAV inspections. The firm is known for its commitment to superior client service and has been recognized as one of America’s Top 100 Geospatial Firms, reflecting its significant role in the industry. WestLAND Group operates multiple locations across California and Oklahoma, enhancing its ability to manage complex projects efficiently.

11. Guida

• Website: guidainc.com
• Ownership type: Private
• Headquarters: Irvine, California, United States (USA)
• Employee distribution: United States (USA) 100%
• Founded year: 1995
• Headcount: 51-200
• LinkedIn: guida-surveying

Guida, based in Irvine, California, is a land surveying firm that has been operational since 1995. The company specializes in a variety of surveying services, including land surveys, geodetic control surveys, design surveys, utility surveys, and construction surveys. Guida is known for its innovative approach, utilizing cutting-edge technologies such as LiDAR and UAVs to enhance the accuracy and efficiency of their work. They serve a broad clientele, including municipal and private entities, ensuring precise data for construction and development projects across California. With multiple office locations throughout the state, Guida is well-positioned to meet the surveying needs of various projects, from transportation improvements to utility mapping. Their commitment to quality and client satisfaction is reflected in their strong partnerships with organizations like PG&E and HDR, showcasing their reliability in the industry.

12. Forkert Engineering & Srvyng

• Website: forkertengineering.com
• Ownership type: Private
• Headquarters: Huntington Beach, California, United States (USA)
• Employee distribution: United States (USA) 100%
• Founded year: 1973
• Headcount: 11-50
• LinkedIn: forkert-engineering-%26-srvyng

Forkert Engineering & Surveying, Inc. is a professional engineering and surveying firm based in Huntington Beach, California. Founded in 1973, the company has been serving clients for over 50 years, providing essential services in civil engineering, land surveying, and construction management. Forkert Engineering prides itself on its commitment to quality and client satisfaction, ensuring that the needs and goals of its clients are met with precision. The firm employs a skilled team of professionals who specialize in various areas, including project management, engineering design, mapping, and right-of-way work. Their land surveying services cover a wide array of tasks, such as FEMA certification, GPS control surveys, and construction layout and staking. As a certified Women Business Enterprise (WBE), Forkert Engineering also emphasizes diversity in its operations, which can be an attractive factor for potential clients. The company operates solely within the United States, maintaining a strong local presence in the industry.

13. Joseph C. Truxaw and Associates, Inc.

• Website: truxaw.com
• Ownership type: Private
• Headquarters: Orange, California, United States (USA)
• Employee distribution: United States (USA) 100%
• Founded year: 1970
• Headcount: 11-50
• LinkedIn: truxaw-and-associates-inc-

Joseph C. Truxaw and Associates, Inc. is a civil engineering and land surveying firm based in Orange, California. Founded in 1970, the company has built a reputation for delivering quality engineering solutions across the western United States. With a team of professional engineers and registered land surveyors, Truxaw offers a wide array of services, including land surveying, stormwater management, and construction support. They have successfully completed over 5,000 projects, demonstrating their capability to handle various client needs, from public agencies to private developers. Their focus on compliance and quality assurance has earned them recognition in the industry, making them a trusted partner for many clients. Truxaw's commitment to innovation and client satisfaction is evident in their approach to project management and execution.

14. Thienes Engineering, Inc.

• Website: thieneseng.com
• Ownership type: Private
• Headquarters: La Mirada, California, United States (USA)
• Employee distribution: United States (USA) 100%
• Founded year: 1986
• Headcount: 51-200
• LinkedIn: thienes-engineering-inc

Thienes Engineering, Inc., based in La Mirada, California, has been a prominent player in the civil engineering and land surveying sectors since its inception in 1986. With a workforce of approximately 80 skilled professionals, including licensed land surveyors and engineers, the company has built a reputation for delivering high-quality services tailored to the needs of industrial, commercial, and residential developments. Thienes Engineering has successfully completed over 5,000 projects, demonstrating their extensive experience and capability in managing complex project requirements. Their services range from land surveying, including ALTA surveys and construction staking, to comprehensive civil engineering solutions such as grading plans and storm drain design. The firm prides itself on maintaining strong relationships with local and state agencies, ensuring that projects are completed efficiently and within budget. Thienes Engineering's innovative approach to drainage design has set industry standards, further solidifying their position in the market.

15. Hunsaker & Associates San Diego, Inc.

• Website: hunsakersd.com
• Ownership type: Private
• Headquarters: San Diego, California, United States (USA)
• Employee distribution: United States (USA) 100%
• Founded year: 1976
• Headcount: 51-200
• LinkedIn: hunsaker-%26-associates-san-diego

Hunsaker & Associates San Diego, Inc. is an engineering firm based in San Diego, California, specializing in land planning, civil engineering, and surveying services. Founded in 1976, the company has built a robust portfolio, working with both public and private sector clients. They have played a significant role in the development of numerous communities across Southern California, contributing to over 1,000 miles of residential developments, parks, and infrastructure projects. Their surveying services are particularly noteworthy, having completed extensive work for more than 1,500 clients, including real estate developers and municipalities. Hunsaker's team is known for its responsiveness and efficiency, employing modern technologies such as UAS aerial surveys and LiDAR scanning to enhance their service delivery. The firm has received recognition for its projects, including awards from the American Society of Civil Engineers (ASCE).

16. DeWalt Corporation

• Website: dewaltcorp.com
• Ownership type: Private
• Headquarters: Bakersfield, California, United States (USA)
• Employee distribution: United States (USA) 79%, Brazil 21%
• Founded year: 1965
• Headcount: 11-50
• LinkedIn: dewalt-corporation

DeWalt Corporation, based in Bakersfield, California, has been a significant player in the civil engineering and land surveying sectors since its inception in 1965. The company offers a comprehensive suite of services that includes land surveying, urban planning, and engineering, catering to a variety of clients including private developers, public agencies, and institutional clients. Their surveying department is well-equipped with modern technology, providing services such as boundary surveying, ALTA surveys, and construction staking. DeWalt is also known for its commitment to integrating new technologies, like 3D laser scanning, into their operations, which enhances their service delivery and accuracy. With a dedicated team and a focus on quality, DeWalt Corporation continues to play a vital role in the development projects across Kern County and beyond.

17. MBS Land Surveys

• Website: mbslandsurveys.com
• Ownership type: Private
• Headquarters: San Luis Obispo, California, United States (USA)
• Employee distribution: United States (USA) 100%
• Founded year: 1987
• Headcount: 11-50
• LinkedIn: mbs-land-surveys

MBS Land Surveys is a private land surveying firm based in San Luis Obispo, California, established in 1987. The company specializes in a variety of surveying services, including boundary surveys, topographic mapping, and subdivision mapping. Their clientele includes architects, civil engineers, geotechnical engineers, contractors, public agencies, developers, and landowners, showcasing their broad engagement in the industry. MBS Land Surveys prides itself on its team of experienced professionals, who collectively bring over 100 years of surveying expertise to the table. The firm emphasizes the use of state-of-the-art technology and efficient production methods to deliver accurate and timely results. Their unique minimized work-team approach allows a single project manager to oversee all aspects of a project, enhancing communication and reducing costs. MBS Land Surveys has a strong focus on the Central Coast and Northern Santa Barbara County, reflecting their commitment to serving the local community.

18. CTA Engineering & Surveying

• Website: cta-engineers.com
• Ownership type: Private
• Headquarters: Rancho Cordova, California, United States (USA)
• Employee distribution: United States (USA) 100%
• Founded year: 1979
• Headcount: 11-50
• LinkedIn: cta-engineering-surveying

CTA Engineering & Surveying, based in Rancho Cordova, California, has been a prominent player in civil engineering and surveying since its founding in 1979. The firm specializes in infrastructure design, land surveying, and land planning, catering to developers, municipalities, and various organizations. Their services include boundary surveys, ALTA surveys, construction staking, and FEMA flood elevation certificates, among others. With a team of 23 employees, CTA Engineering & Surveying has contributed to notable projects such as the Sacramento State Science Complex and the Potrero Flats in San Francisco. Their commitment to understanding the complexities of each project and ensuring compliance with regulations has solidified their reputation in the industry. They serve a wide geographic area across Northern California, demonstrating their capability and relevance in the land surveying sector.

19. Diamond West, Inc.

• Website: diamondwest.net
• Ownership type: Private
• Headquarters: Calabasas, California, United States (USA)
• Employee distribution: United States (USA) 100%
• Founded year: 1996
• Headcount: 11-50
• LinkedIn: diamond-west-inc-

Diamond West, Inc. is a private firm based in Calabasas, California, founded in 1996. The company specializes in multidisciplinary planning, engineering, and surveying services. With a team that includes licensed land surveyors, civil engineers, and certified planners, Diamond West is equipped to handle projects from initial due diligence through to final construction. Their land surveying services are extensive, covering everything from boundary surveys to advanced 3D LiDAR laser scanning. The firm has a solid track record of serving a variety of clients, including private individuals, contractors, and public agencies. Their portfolio showcases a range of projects, indicating their active role in the industry and commitment to quality solutions.

20. Bedrock Engineering, Inc.

• Website: bedrockeng.com
• Ownership type: Private
• Headquarters: Madera, California, United States (USA)
• Employee distribution: United States (USA) 100%
• Founded year: 2008
• Headcount: 11-50
• LinkedIn: bedrock-engineering

Bedrock Engineering, Inc. is a professional engineering and surveying firm based in Madera, California. Established in 2008, the company has built a reputation for providing high-quality services in land surveying, civil engineering, and underground utility locating. With a team of experienced professionals, Bedrock Engineering focuses on addressing the complex challenges faced by clients in the construction and development sectors. They cater to both public and private clients, primarily in the San Joaquin Valley area, ensuring compliance and efficiency in their projects. The firm is committed to community engagement, participating in local events and supporting various organizations. Their expertise includes boundary and topographic surveying, construction staking, and utility locating, making them a reliable partner for clients in need of surveying services. Bedrock Engineering is also a state-certified small business, emphasizing their local roots and dedication to the community.

Land Surveying Insights: Key Companies in California

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