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
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.
Boughton House: Architectural Survey by David Cosby Chartered Surveyors
David Cosby Chartered Surveyors have been entrusted with the meticulous task of surveying and drafting plans for Boughton House in Kettering, a building of architectural splendour and rich history known as the ‘English Versailles’.
RAAC Panels in Buildings
RAAC (Reinforced Autoclaved Aerated Concrete) panels were widely used in UK buildings from the 1950s to the 1990s. Understanding their presence and assessing their condition is essential for building safety.






