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Business Details
23 Years
experience
Trusted Engineering and Surveying Services in Greenville, SC
EAS Professionals (EAS) is an independently-owned, multi-disciplinary engineering and land surveying firm headquartered in Greenville, South Carolina. Founded in 2003 by Doug Dunko and Dan Stiles, the company was established to provide high-quality geotechnical, environmental, and construction materials testing services with a focus on client trust and customized solutions. Our team of certified professionals employs cutting-edge technology to deliver site-specific recommendations across geotechnical engineering, environmental consulting, land surveying, and specialty services.

With regional offices in Asheville, North Charleston, and Columbia, we serve clients nationwide through a network of trusted partners. Our mission emphasizes cost-effective, accurate solutions while maintaining adherence to local and international codes. We prioritize employee well-being and professional growth, fostering an environment where technical expertise meets client-centric service. Our work spans commercial, industrial, government, and residential markets, supporting projects from initial planning through construction and maintenance phases.
Services
Geotechnical Engineering Environmental Engineering Construction Materials Testing Land Surveying Specialty Services
Details
  • Year established: 2003
Highlights and features
  • We offer 20+ years of combined experience in geotechnical and environmental engineering.
  • Our team includes certified professionals with expertise in construction materials testing.
  • We provide customized solutions tailored to each project's unique subsurface conditions.
  • Our AASHTO-accredited laboratory ensures accurate materials testing and analysis.
  • We operate nationwide with regional offices in the Carolinas and beyond.
Associations and certifications
  • AASHTO
Services
Geotechnical Engineering
Our geotechnical engineering services identify subsurface challenges like sinkholes and rock formations to prevent project delays. We provide customized recommendations for foundation design, earth retention systems, and seismic analysis. Our in-house drilling equipment and AASHTO-accredited lab ensure accurate data for site-specific solutions.
Environmental Engineering
We conduct Phase I and II environmental site assessments to identify contamination risks and regulatory compliance issues. Our services include vapor intrusion testing, wetland delineation, and remediation planning for commercial and industrial properties. We help clients mitigate environmental liabilities through comprehensive reporting.
Construction Materials Testing
Our certified inspectors perform field and laboratory testing for concrete, soil, steel, and masonry materials. We verify compliance with ASTM, ACI, and IBC standards through special inspections for structural components. Our services ensure construction quality meets code requirements for safety and durability.
Land Surveying
We provide topographic surveys, boundary analysis, and construction layout services using GPS and drone technology. Our surveyors support residential subdivisions, commercial developments, and infrastructure projects with precise measurements for design and regulatory approvals.
Specialty Services
Our specialty services include ground-penetrating radar, 3D laser scanning, and pipe inspections using robotic CCTV. We offer seismic refraction testing and thermal imaging to identify subsurface anomalies. These technologies enhance traditional engineering services for complex site challenges.
People
Daniel Stiles
Professional Land Surveyor
With 28+ years of experience, Daniel Stiles oversees EAS's land surveying department. He specializes in residential subdivision design and boundary surveying across the Carolinas.
Doug Dunko
Senior Geotechnical Engineer
Doug Dunko has 30+ years of experience in geotechnical engineering and construction materials testing. He directs EAS's geotechnical departments and specializes in foundation design and forensic evaluations.
Questions
What engineering services does EAS provide?
We offer geotechnical engineering, environmental consulting, construction materials testing, land surveying, and specialty services for commercial and industrial projects.
Where does EAS operate?
We're licensed in 19 states across the Southeast, Mid-Atlantic, and Midwest regions of the United States.
Is EAS's laboratory accredited?
Yes, our materials testing laboratory holds AASHTO accreditation for soils, concrete, and asphalt analysis.
How do I request a service quote?
Visit our website and click 'Request A Quote' on the specific service page to contact our team directly.
What makes EAS different from other firms?
We combine 20+ years of experience with cutting-edge technology and a client-focused approach to deliver customized engineering solutions.
Does EAS handle government projects?
Yes, we work with government agencies on infrastructure, education facilities, and public works projects across multiple states.