Integral Group Inc. is a global engineering and consulting firm specializing in sustainable design and building systems. With a strong focus on environmental responsibility, the company offers a wide range of services including mechanical, electrical, and plumbing engineering, energy modeling, building performance analysis, and sustainable design consulting. Integral Group collaborates with architects, developers, and building owners to create high-performance, resource-efficient buildings. Their commitment to innovation and sustainability is reflected in their projects which often achieve high certifications such as LEED and net-zero energy. Headquartered in Oakland, California, Integral Group operates globally, providing expertise in over 20 locations.