nhc is an international consulting firm of engineers and scientists providing professional services for the development, management and protection of water resources. During a period spanning more than three decades, we have successfully completed more than 4,000 projects throughout the Americas, Asia, the Middle East, and Africa. We are at the forefront of physical and numerical modeling technology as applied to the field of water resource engineering, and our physical hydraulic modeling operation is the largest commercial operation in western North America. nhc maintains a long-term commitment to water-based projects in developing countries, and is actively involved with technical aspects of water-related environmental issues.