Trenchless Drill Sub
Company Overview
Drill Sub is the sole trenchless subcontractor or trenchless general contractor you will ever require. Our focus is on efficient and budget-friendly no-dig installations along with guided directional drilling.
Schalk Opperman hails from South Africa and made his way to the USA, bringing extensive construction expertise. In the States, he discovered his enthusiasm for trenchless underground construction, which led to the establishment of Drill Sub.
For all your trenchless needs, Drill Sub is the contractor you can rely on. Our services include fast and affordable no-dig installations and guided directional drilling. Employing a range of trenchless methods helps us alleviate problems such as traffic congestion, site messes, and accidents from excessive trenching in public areas. Our commitment to excellence ensures that clients are satisfied with completed projects, maintaining a clean work environment and reducing public disruption.
Drill Sub recognizes the significance of plumbing trades and homeowners. Every project comes with its own set of traits, challenges, and risks.
DRILL SUB is a fresh and innovative company led by Schalk Opperman. In 2002, he joined a General Engineering Contractor in California, entering the pipeline sector and gaining extensive experience in underground construction.
In 2006, he established the Southern California market for JM Turner Engineering, Inc. and still provides consulting services for this firm.
With 18 years of diverse experience, Schalk covers all facets of the underground construction industry, from installation and contracting to consulting and designing complex shoring systems. Now is the moment for Schalk's experience, paired with his entrepreneurial drive and a significant opportunity, to lead to the creation of DRILL SUB.
Business Services
- Drain installation
- Gas line installation
- Gas line repair
- Plumbing inspection
- Plumbing installation or replacement
- Plumbing repair
- Sewer installation
- Sewer repair
- Water pipe installation
- Water pipe repair
Business Location & Hours
Mon: | 7:00 AM - 7:00 PM |
Tue: | 7:00 AM - 7:00 PM |
Wed: | 7:00 AM - 7:00 PM |
Thu: | 7:00 AM - 7:00 PM |
Fri: | 7:00 AM - 7:00 PM |
Sat: | Closed |
Sun: | Closed |
Recommended Customer Reviews

We got numerous quotes for sewer line issues and most companies came in above $30k, Drill Sub cost half that and performed the job with minimal digging. They were professional and easy to communicate with, plus they helped with the permitting process. They have a class A license so they can repair lines in the street! I highly recommend this company!

I've use these guys before and love them Carlos is fair kind and works his butt off along with his guys my name is Less and I am a licensed plumber at all drains plumbing if you need someone to dig a hole and shoot a pipe for you Carlos is the one