Professional Surveying Services
Welcome to David Cosby Chartered Surveyors
We are a firm of Chartered Land Surveyors, Building Surveyors, and Registered Valuers, regulated by the Royal Institution of Chartered Surveyors (RICS)
Commercial Property Surveys
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RICS Home Survey Reports & Valuations
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Probate Valuations
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Land Registry Compliant Plans
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Measured Building Surveys
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Land Surveying
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Party Wall Surveying and Advice
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Regulated by the Royal Institution of Chartered Surveyors (RICS)
Our surveying services are conducted by qualified professionals who adhere to the strict standards and ethical guidelines set by the Royal Institution of Chartered Surveyors (RICS)

Your Local Property Professionals
From our base in South Northamptonshire, David Cosby Chartered Surveyors offer informed local insight alongside nationwide surveying services. With specialist land and building surveying expertise, we provide dependable, up-to-date guidance on all aspects of land and property.
Latest News and Projects
Trading Standards for Estate Agents
We explain the latest Trading Standards guidance for Estate Agents which are designed to elevate the standard of property listings enabling better decision making for potential purchasers.
Drainage Compliance: The Importance of Building Regulations
Uncover the often-overlooked importance of Building Regulations in drainage alterations. Our article delves into the complexities of drainage compliance, common issues discovered during surveys, and proactive measures for ensuring property safety and marketability. David Cosby Chartered Surveyors offers expert insights into navigating these essential regulations.
Insulation and Ventilation in Roof Voids – Preventing Condensation
Discover how proper insulation and ventilation in roof voids can prevent condensation issues. Learn about eaves-level insulation, the impact of cold bridging, and the importance of unobstructed cross ventilation. Follow practical guidelines to ensure a well-insulated and adequately ventilated roof, safeguarding against condensation-related problems and enhancing energy efficiency.






