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Trusted Home Inspection and Environmental Testing Services
At ADP Inspections, we bring over three decades of expertise in building and construction to deliver comprehensive home inspection and environmental testing services. Our mission stems from personal experience as homebuyers who encountered inadequate inspection processes, motivating us to create a service that prioritizes customer education and thorough analysis. We specialize in Radon Measurement, Lead Inspections, Mold Assessments, and Phase I Environmental Site Assessments, serving Maryland, Virginia, West Virginia, and Washington D.C. Our team exceeds state certification requirements and maintains continuous education to stay at the forefront of industry developments.

We differentiate ourselves through detailed reporting, flexible scheduling for urgent transactions, and actionable insights that empower clients to make informed decisions. Customer testimonials consistently highlight our professionalism, timeliness, and ability to transform complex technical findings into accessible educational materials. Our Frederick, Maryland-based operation combines local market knowledge with a commitment to exceeding industry standards, ensuring clients receive both accurate diagnostics and practical guidance for maintaining safe, healthy living environments.
Services
Home Inspections Radon Measurement Lead Inspections Mold Assessments Phase I Assessments Water Testing Rental Inspections Indoor Air Quality
Highlights and features
  • We offer 30+ years of construction industry expertise applied to home inspections
  • Our reports include educational materials to help clients understand findings
  • We accommodate urgent scheduling needs for short-sale transactions
  • We exceed state certification requirements for environmental testing specialists
  • Our service area covers four Mid-Atlantic jurisdictions with local expertise
What people say
Thorough and professional service Made me feel confident Above and beyond expectations Quick radon results Accommodated schedule
Services
Home Inspections
Our comprehensive home inspections evaluate structural integrity, electrical systems, plumbing, and HVAC functionality. We identify potential safety hazards and maintenance needs while providing educational guidance to help clients understand property conditions. Our reports include detailed findings with photographic documentation to support informed real estate decisions.
Radon Measurement
We conduct EPA-recognized radon testing using continuous monitoring devices to detect this odorless, radioactive gas. Our process includes placement strategy explanation, result interpretation, and mitigation guidance. Clients receive both immediate readings and comprehensive reports detailing health implications and recommended actions for elevated levels.
Lead Inspections
Our certified inspectors identify lead-based paint hazards in pre-1978 properties using XRF analysis. We provide risk assessments for families with young children, including dust wipe sampling and water testing. Results include regulatory compliance information and abatement recommendations to ensure safe living environments.
Mold Inspections
We investigate moisture intrusion sources and visible mold growth through visual assessment and air sampling. Our process includes humidity measurement, remediation guidance, and laboratory analysis of collected samples. Clients receive clear explanations of health risks and practical solutions for mold prevention and removal.
Phase I Assessments
Our Phase I Environmental Site Assessments follow ASTM standards to identify potential contamination liabilities. We conduct historical research, site reconnaissance, and regulatory database reviews. Reports include recognized environmental conditions and recommendations for further investigation to support commercial real estate transactions.
Questions
What areas do you service?
We serve all Maryland counties including Frederick and Montgomery, plus Washington D.C., Northern Virginia, and West Virginia.
What home inspection services do you offer?
We provide comprehensive home inspections, radon measurement, lead and mold inspections, water testing, and Phase I environmental assessments.
How long does a home inspection take?
Standard inspections typically take 2-3 hours depending on property size and complexity, with additional time for environmental testing.
Do you offer emergency inspection services?
While we don't provide 24/7 emergency services, we prioritize urgent requests and accommodate short-sale timelines when possible.
How are inspection results delivered?
Clients receive detailed digital reports with photographs and explanations within 24 hours, plus immediate verbal summaries post-inspection.
What makes your service different?
Our 30+ years of construction experience, educational approach, and commitment to exceeding certification standards distinguish our thorough, client-focused inspections.