Providing Geoprobe®
Drilling Services Since 1995


Regional Probing Services has provided professional direct-push, drilling and remedial services to support environmental engineering and consulting professionals at thousands of sites in North Carolina and beyond since 1995. We strive to offer the best possible service to our clients with respect to pricing, flexibility, honesty and superior performance using top-notch well-maintained equipment.

Regional Probing Services is a privately owned small business. The company is led by Larry Opper, company president, who is also a North Carolina License Geologist and Certified Well Contractor. With over 18 years in the field, Mr. Opper has the experience, field knowledge, and commitment to providing the highest quality service in the industry.


We place great importance on safety and professionalism in the workplace. Our operators participate in a medical monitoring program, maintain NC Well Drillers Certifications, OSHA HAZWOPER 29 CFR 1910.120(e) training, as wells as American Petroleum Institute (API) training and Loss Prevention System (LPS) courses.

Professional Experienced Operators

Well Maintained

Safety Record