KBR is a global engineering, technology, and consulting company headquartered in Houston, Texas. The firm operates across the energy, chemicals, infrastructure, and defense sectors. In recent years, KBR has expanded significantly into clean energy and sustainability services, focusing on green hydrogen, ammonia, and renewable energy integration. With operations in over 80 countries and a workforce of around 35,000, KBR supports public and private sector clients in achieving their energy transition goals. The company is known for pioneering green ammonia technology and large-scale project advisory in renewable energy infrastructure.