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About Us

Providing Excellent Local Service

At Soils Inc, we lead the geological industry with our unparalleled expertise and state-of-the-art technology. Our commitment to precision, safety, and sustainability makes us the top choice for clients needing reliable geological services. We consistently deliver outstanding results, ensuring we remain at the forefront of the industry.

The Soils Inc Company Story

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Markham (Mark) D. Smith is the owner and president of Soils, Inc., is dedicated to continuing the family tradition of providing quality work and exceptional customer service to our valued clients. Mark is a 3rd generation soil scientist who successfully works throughout the Washington Metropolitan Region. Mark graduated from North Carolina State University in 2005 with a Bachelor of Science degree in Agronomy. He is a DPOR Licensed Authorized On-site Soil Evaluator (AOSE), DPOR Licensed Professional Soil Scientist (LPSS), and a DPOR Licensed Alternative Onsite Sewage System Operator (AOSSO). Mark works closely with state and local regulators to help improve our industry.

He is a past board member of the Virginia On-site Wastewater Association (VOWRA), a current member and past board member of Virginia Association of Professional Soil Scientist (VAPSS), a current council member of the Northern Virginia Builders Association (NVBIA). Mark works with Fairfax County and the Northern Virginia Soil and Water Conservation District preparing training classes to use soil morphology to estimate seasonal high water table when conducting storm water infiltration studies. Mark has worked with NVBIA to host the golf tournament which benefits Habitat for Humanity and Fauquier Family Shelter.

As part of the work ethic for Soils, Inc, Mark believes highly in providing great customer service and performing quality work quickly.

We don’t just talk about great customer service, we provide it!

Meet the Soils Inc Team

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Mark Smith

Owner & Founder
Wayne Savage Soils Inc Hartfield Manager

Wayne Savage

President Southern Division
Carla Adgate Soils Inc Headshot

Carla Adgate

Director of Operations

Our Core Values

Our Clients Are Our Priority


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Third Generation Soil Scientists

Multi-generational expertise of third-generation soil scientists dedicated to superior soil investigation and geological practices

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Decades of Combined Experience

Leverage decades of combined experience, ensuring expertly managed soil services that deliver reliability and outstanding results

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Thousands of Satisfied Customers

Extensive experience serving thousands of customers across Central Virginia ensures reliable, tested solutions tailored to diverse soil management needs

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Join the Soils Inc Team


At Soils Inc, we are leaders in the geological industry, committed to innovation and excellence. Our team benefits from opportunities for growth, cutting-edge projects, and a supportive work environment. Join us to advance your career alongside experts passionate about making a significant impact in geosciences.

Soils Inc Team Members On Job Site

Our Geological Industry Blog Posts

Explore Our Latest Articles

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