Serving Northern Virgina / Washington DC Metro Area Customers Since 1987

Builder / Developer Services

Builders and developers like to keep things simple.

SES agrees and the new regulations allow communities to be developed with decentralized cluster systems and a mix of individual systems.

Builders and developers also realize the difference between cost and value and are well aware that the aesthetics, life cycle costs and power requirements are important to homeowner's looking for Green houses and Green wastewater Solutions.

Let SES give you a free evaluation of your next project. We promise our design build option will be the best answer for you.

SES Company


  • Virginia Onsite Wastewater Recycling Association
  • National Onsite Wastewater Recycling Association
  • Water Environment Federation
  • Virginia Association of Counties
  • Northern Virginia Building Industry Association
  • Design Build Institute of America
  • Better Business Bureau
  • Dulles Area Realtors Association
  • Prince William Regional Chamber of Commerce

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Responsible Management Entity

SES is one of only three businesses to be licensed as a Responsible Management Entity. Loudoun County Virginia was the first in the Nation to establish requirements for an RME based on EPA recommendations. SES manages several communities required to have an RME.

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  • Licensed Conventional & Alternative Onsite Soil Evaluators (AOSE)
  • Licensed Conventional and Alternative Onsite Sewage System Operators
  • Licensed Conventional and Alternative Onsite Sewage System Installers
  • NSF Certified Septic System Inspectors
  • Virginia Class A Contractors License
  • Environmental, Monitoring Well and SDS Endorsements
  • Licensed Sewage Handler
  • Licensed Wastewater Treatment Plant Operators
  • Licensed Water System Operators

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