Since 2001, International Leak Detection (ILD®) has been the leading provider of roofing and waterproofing integrity testing. Our success is based on 30 years of experience, our proprietary Electric Field Vector Mapping (EFVM®) testing method, and their commitment to exceptional service. They’ve earned their leak-proof reputation by getting the job done right every time. Today, ILD® is a multinational company, serving clients from offices and affiliated partners around the world. Wherever you are, their stringent quality assurance and training standards ensure you benefit from the highest calibre of service.