Trenchless Drill Sub
Company Overview
Drill Sub stands as the only trenchless subcontractor or general contractor you will need. We specialize in quick and cost-effective no-dig installations and 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.
Drill Sub is the trusted name in trenchless subcontracting and general contracting. We execute no-dig installations and guided directional drilling quickly and at a reasonable cost. Employing a range of trenchless methods helps us alleviate problems such as traffic congestion, site messes, and accidents from excessive trenching in public areas. We maintain rigorous standards to ensure our clients are pleased with the finished projects, leaving job sites clean and minimizing disturbances to the community.
Plumbing professionals and homeowners are important to Drill Sub. Each job has distinct features, challenges, and potential risks.
DRILL SUB, an innovative company, is spearheaded 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.
Over the past 18 years, Schalk has gained well-rounded experience in the underground construction field, spanning installation, contracting, consulting, and the design of complex shoring systems. The time has come for Schalk's expertise, combined with his entrepreneurial spirit and a prime opportunity, to give rise to 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