Capital Environmental Testing LLC


We provide Residential & Commercial Radon Testing for Air and Well Water.  We proudly serve the Washington DC metropolitan area of Virginia, Maryland, and the District of Columbia.

•Recon CRM (Continuous Radon Monitor) or E-PERM monitors used

•In Field results when Recon CRM used

•Same day results with E-PERM

•Access via SentriLock

•Electronic invoicing with secure online payment system

•National Radon Safety Board Accredited onsite Laboratory

•NRSB Certified Measurement Specialist

Our company is based on the belief that our customers' needs are of the utmost importance. Our entire team is committed to meeting those needs. As a result, a high percentage of our business is from repeat customers and referrals.

Realtor® Benefits

Maintain a safe, eco-friendly home with environmental service partners that protect the property from dangerous or unsafe conditions like mold or radon. 

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Client Presentation

Securing a meeting with a buyer or seller is an important first step, but how do members set themselves apart? Using the technology tools and service provider experts available through their membership, they can create presentations that will cement the client relationship. Shop Realtor® competency solutions help to boost the Realtor’s® confidence and their customers with cutting-edge, polished presentation materials, home improvement service providers, and a wealth of ideas culled from local, regional and national industry experts.