C3 Design Approvals are experts in building regulations and provide national coverage. We work with architects, developers, and contractors providing a service that is there every step of the way. This service encompasses both design and construction stages, aligning with the RIBA Plan of Work.

In addition to our Building Control Approved Inspector service we provide a range of construction consultancy services such as Fire Safety and Inclusive Design consultancy. Please view below for more information.  

Approved Inspector  

Structural Warranty 

Inclusive Design Consultancy 

Fire Risk



CPD and Training

Crown Estates Consultancy 


As an Approved Inspector our independence and ability to provide impartial advice  is very important to us. We only provide our construction consultancy services (Fire Safety & Inclusive Design) where we are not the appointed Building Control Body.