This is the technical processes and methods used in constructing buildings. This has become an increasingly important aspect of the construction industry, as buildings have moved from being evolutions of standard types to becoming one-off prototypes, building performance requirements have become more demanding, and the number of products and specialist suppliers has increased.

Buildings are now constructed from a bewildering array of interrelated systems and assemblies that must work together to deliver the required standard of performance. This requires the collaborative work of client, consultants, suppliers, contractors, and sub-contractors to properly prepare planning applications, building regulations submissions, construction documentation, operation and maintenance manuals and so on.

Building technology encompasses; materials and their applications, physical properties, capacities, and vulnerabilities; the functioning of components and systems; the principles, procedures and details of building assembly;