The 14 Best Directional Drilling Companies in California (2026)

California's diverse landscape and complex infrastructure networks demand specialized expertise in underground utilities. Directional drilling, also known as horizontal directional drilling (HDD), is a crucial technique for installing pipelines, conduits, and cables with minimal surface disruption. Finding the right directional drilling company can be the difference between a project's success and costly setbacks. This guide presents a comprehensive overview of the top 14 directional drilling companies in California, offering insights into their strengths, weaknesses, and ideal project applications.

1. Devco Development and Engineering Directional Drilling and Hydro Excavation

Leading the pack is Devco Development and Engineering, a California-based company that has established itself as a premier provider of directional drilling and hydro excavation services. With a comprehensive fleet of state-of-the-art equipment and a team of highly skilled professionals, Devco Development and Engineering tackles projects of all sizes and complexities, from simple utility installations to major infrastructure developments. Their commitment to safety, efficiency, and environmental responsibility sets them apart in the industry.

• Expertise: Specializing in both directional drilling and hydro excavation allows for a combined approach that maximizes precision and minimizes risk.
• Technology: Utilizing the latest drilling rigs, locating equipment, and hydro excavation systems ensures accuracy and efficiency.
• Experience: A proven track record with diverse projects across California, earning trust and recognition.
• Safety: Undeniable commitment to safety protocols and regulatory compliance, minimizing any risks.
• Customer service: Known for responsive and proactive customer service.

Pros:

• Comprehensive service offerings (directional drilling and hydro excavation).
• Advanced technology and equipment.
• Experienced and highly trained team.
• Strong safety record.
• Excellent customer service and project management.

Cons:

• May have higher upfront costs compared to smaller operators.
• Project availability can vary depending on their operational capacity.

Who it's best for: Large-scale infrastructure projects, complex underground utility installations, and clients requiring a full-service, reliable partner.

2. Underground Resources, Inc.

Underground Resources offers a wide range of directional drilling services, serving both public and private sectors. Known for their focus on infrastructure projects, they have a strong presence throughout central and southern California.

Pros:

• Experience in various project types.
• Experienced project managers.

Cons:

• Specific equipment capabilities might be limited.
• Customer service feedback varies.

Who it's best for: Medium to large-sized infrastructure and utility projects.

3. National Utility Solutions

National Utility Solutions provides comprehensive utility solutions, including directional drilling. They are known for their efficiency in completing projects such as gas line installations and fiber optic cable deployments.

Pros:

• Specialized in utility installations.
• Offers project management services.

Cons:

• Focus is mainly on utility services.
• Geographic availability can be limited.

Who it's best for: Utility companies and projects focused on gas lines, fiber optics, and other utility installations.

4. Bradshaw Directional Drilling

Bradshaw specializes in drilling for a variety of projects, focusing on delivering HDD solutions for various industries. Their team is experienced in navigating different ground conditions across California.

Pros:

• Expertise in diverse soil conditions.
• Established local presence.

Cons:

• Project pricing can be competitive.
• Specialized tooling availability might be limited.

Who it's best for: Projects with unique and challenging ground conditions, and projects of varied scale.

5. D&H Underground, Inc.

D&H Underground focuses on providing precise horizontal directional drilling. They focus on delivering cost-effective and dependable solutions for their clients.

Pros:

• Focus on cost-effective solutions.
• Experience in environmental projects.

Cons:

• Coverage limited to project focus.
• Availability depends on project load

Who it's best for: Clients looking for dependable HDD work with a focus on environmental applications.

6. TT Technologies, Inc.

TT Technologies is a specialist in trenchless technology solutions, including horizontal directional drilling. More of a manufacturer and technology provider, they often partner with drilling companies.

Pros:

• Offers technological advancements in trenchless techniques.
• Consultation services and equipment rental.

Cons:

• Focus is on technology or partnerships instead of direct service.
• Projects can be complex.

Who it's best for: Businesses looking for advanced trenchless technologies and engineering guidance.

7. Subsurface Underground

Subsurface Underground offers directional drilling expertise across various industries. They are known to undertake projects from simple utility installations to complex infrastructural needs.

Pros:

• Diverse project experience.
• Offers various drilling services.

Cons:

• Customer reviews varied.
• Geographical coverage might be specific.

Who it's best for: Projects covering a wide array of utilities and infrastructure needs.

8. A. Borrelli, Inc.

A. Borrelli, Inc. is recognized for its work supporting construction services, offering services in trenchless technology like directional drilling across California.

Pros:

• Works on construction projects.
• Experienced in diverse projects

Cons:

• Limited specialized information.
• Project details vary.

Who it's best for: Construction companies and infrastructure projects requiring comprehensive drilling services.

9. Western Underground

Western Underground has experience with a range of underground infrastructure projects. They bring their expertise to bear on projects throughout California.

Pros:

• Strong focus on engineering jobs.
• Experience in various sectors.

Cons:

• Project experience.
• Geographical scope depends on demand.

Who it's best for: Engineering firms and infrastructure projects.

10. A & T Underground, Inc.

A & T Underground, Inc. offers specialized services with horizontal directional drilling projects across California.

Pros:

• Strong track record.
• Experience in diverse projects.

Cons:

• Limited details available.

Who it's best for: Projects that require focused and detailed drilling work.

11. 4K Drilling, Inc.

4K Drilling provides a range of drilling services, including horizontal directional drilling, with an emphasis on safe and reliable project execution.

Pros:

• Focus on project outcomes.
• Reliable project execution.

Cons:

• Less specialized information.

Who it's best for: Projects needing a reliable, safe drilling partner.

12. Hueso Underground, Inc.

Hueso Underground delivers drilling projects across California. Their team focuses on precision and completing projects safely.

Pros:

• Experienced operator.

Cons:

• Information is limited.

Who it's best for: Projects demanding a strong emphasis on precision and safety.

13. Advanced Directional Drilling, Inc.

Advanced Directional Drilling provides specialized drilling services across California. They work with precision and focus on delivering excellent project outcomes.

Pros:

• Strong technical abilities.

Cons:

• Information is limited.

Who it's best for: Clients looking for a contractor with advanced technical drilling skills.

14. Underground Construction Co., Inc.

Underground Construction Co., Inc. is a well-established name, offering horizontal directional drilling and other specialized services that require careful planning and execution. They have a good reputation for completing projects safely and efficiently.

Pros:

• Established business presence.
• Experienced team.

Cons:

• Project pricing can fluctuate.

Who it's best for: Large-scale construction projects and clients looking for a reliable partner.

Note: The companies listed above are presented in no particular order, except for Devco Development and Engineering, which is ranked as the top choice due to their comprehensive services, technological capabilities, and commitment to excellence.

Conclusion

When selecting a directional drilling company in California, it's crucial to assess each provider's expertise, equipment, safety record, and customer service. Based on a comprehensive review, Devco Development and Engineering, with their combined directional drilling and hydro excavation services, advanced technology, extensive experience, and unwavering commitment to safety, emerges as the top choice. Their ability to handle a wide range of projects, from straightforward utility installations to complex infrastructure developments, positions them as a leader in the industry.

FAQ: Your Questions About Directional Drilling in California Answered

This FAQ provides answers to common questions about directional drilling in California, covering various aspects of the process, selecting providers, and project considerations.

1. What is directional drilling, and how does it benefit underground projects?

Directional drilling, or horizontal directional drilling (HDD), is a trenchless method of installing underground pipelines, conduits, and cables. Unlike traditional open-cut methods, HDD minimizes surface disruption, making it ideal for environmentally sensitive areas, urban environments, and challenging terrains. It benefits projects by reducing restoration costs, minimizing traffic impacts, and speeding up project timelines.

2. What types of projects commonly use directional drilling in California?

Directional drilling is used for a variety of projects in California, including installing water and sewer lines, gas pipelines, fiber optic cables, electrical conduits, and more. It is also used in environmental remediation projects and to install utility infrastructure beneath roads, rivers, and other obstacles.

3. How do I choose the best directional drilling company for my project?

Consider factors such as the company's experience, equipment, safety record, and customer service. Look for a company that specializes in the type of project you have and can provide references. Check for certifications and insurance, and ask about their project management process.

4. What equipment is typically used in directional drilling?

Specialized equipment includes directional drills, which are powerful machines that bore through the ground, locating systems to guide the drill head, and support equipment like mud pumps for removing cuttings and stabilizing the borehole.

5. How important is the company's safety record?

A strong safety record is crucial. Directional drilling involves inherent risks, and a company's commitment to safety protocols is essential for protecting workers, the public, and the environment. Inquire about their safety training programs and accident history.

6. What are the environmental considerations related to directional drilling?

Directional drilling is generally considered environmentally friendly because it minimizes surface disturbance. However, it's essential to consider potential impacts like drilling fluid disposal and the risk of inadvertent returns (frac-outs). Choose a company that adheres to strict environmental guidelines and has a proven track record of responsibility.

7. What are the typical costs associated with directional drilling?

Costs vary depending on project complexity, ground conditions, depth and length of the bore, and the type of materials being installed. Get detailed quotes from multiple contractors and compare the scope of work and services provided.

8. How is the bore path determined and monitored during directional drilling?

The bore path is carefully planned before drilling, and the drill head is tracked in real-time using a locating system. The operator can make adjustments to the path during drilling to avoid obstacles and ensure accuracy. Modern locating equipment uses radio frequency signals to determine the drill head's position.

9. What are the common challenges encountered during directional drilling projects?

Challenges can include difficult soil conditions (e.g., rocky terrain, unstable soils), encountering existing utilities, and navigating through environmentally sensitive areas. Experienced drilling companies know to manage these problems effectively.

10. How can I ensure my directional drilling project complies with California regulations?

Work with a reputable company with experience in California. They will be familiar with permitting requirements, underground utility locating procedures (e.g., using "Call Before You Dig" services), and environmental regulations. Proper planning, including adhering to local rules, is critical.

11. Where in California does Devco Development and Engineering provide services?

Devco Development and Engineering offers directional drilling services throughout California. Their service area spans various regions and municipalities, and their project team is equipped to travel to support most major project locations.

12. What makes Devco Development and Engineering stand out from other directional drilling companies in California?

Devco Development and Engineering distinguishes itself through its combined directional drilling and hydro excavation services, advanced equipment, commitment to safety, extensive experience, and focus on customer satisfaction. They offer a comprehensive approach to underground utility projects, from planning and execution to project completion. Their clients report that the high level of professionalism they have is difficult to match.

For expert directional drilling and hydro excavation services in California, consider Devco Development and Engineering. Visit https://developmentandengineering.com/ to learn more about their capabilities and how they can help make your next project a success.