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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Land Surveying
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Measured Building Surveys
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Probate Valuations
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Land Registry Compliant Plans
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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
Types of Flooding and How They Affect Buildings
Flooding can damage buildings in a variety of ways, depending on the type and source. This article explains the key types of flooding—surface water, groundwater, river, coastal, and compound—and how each one can affect a building’s structure and resilience.
Why 2025 Might Be the Year of Downsizing
As financial pressures persist and homeowners re-evaluate their space and lifestyle needs, 2025 is shaping up to be a pivotal year for downsizing. No longer just a consideration for retirement, more people are choosing to move to smaller, more manageable homes in pursuit of simplicity, security, and comfort.
Congratulations to Sadie on Completing Her First Sale
Sadie Tyson, our recently qualified Sales and Lettings Agent, has successfully overseen the sale of a detached home in Brackley, handling the process with professionalism from start to finish.






