Gregg Drilling & Testing, Inc. (Gregg) offers a wide range of services for environmental, geotechnical and marine site investigation and remediation. Since our inception, Gregg has been widely recognized as a leader and innovator in drilling, sampling, and subsurface investigation, providing clients in industry and government with the highest quality services. Throughout this time we have pursued one simple goal: "To provide our clients with high-quality, innovative services performed in a timely and cost effective manner." Over the past 30 years, Gregg Drilling has earned the position of a leader within the industry by building a team of highly experienced personnel and management who reflect our mission and embody our commitment to providing the highest quality services. Everyone at Gregg has a vested interest in our success and is motivated to provide our clients with the most responsive and cost effective service.