Profile: Castle Surveys Ltd specializes in providing surveying services. We provide specialist surveying services to architects, planning consultants, utility companies, government agencies, engineers, ecologists and various other construction related sectors. Laser scanning surveys are setting new standards for the way scanning work is done and are the most effective equipment for measured building surveys, floor plans, elevations, section and building information modelling or scan 2 BIM. Laser scanning assists us with speed, as the rapid collection of the data from the scanner measures up to a million points a second, billions of points a day whilst maintaining a high level of accuracy.