Crown ESA (Engineering Services and Automation) is the leader of GGS’s Marine, Metals, Mining, and Drives operations, providing Business & Technical Consulting, Automation & Control, and System Maintenance & Support services and equipment for our clients for over 17 years. With electrical engineering as its core competence, the Company generates revenue from designing, engineering, manufacturing, integrating, testing, installing, training and maintaining a wide range of world-class quality systems and equipment that utilize leading-edge technology designed by Crown's staff of expert engineers. Its process knowledge and application experience extends to power, instrumentation, PLC and PC-based logic, motion control, motor drive systems, HMI screens and networking systems for a variety of industrial applications. Crown ESA has recently expanded its capabilities to include complete mechanical design and manufacturing of mechanical equipment.

Tegron is an award-winning professional services provider of GGS’s Food, Beverage & Packaging,Oil & Gas, Power & Utilities, and MES operations, providing Business & Technical Consulting, Automation & Control, and System Maintenance & Support services to our clients. For over 23 years, Tegron has been helping numerous clients design and build the future into their business and production systems. Tegron's focus on the individual client's long-term success has helped many of these clients to become leaders in their respective industries.

FluidIQs, LLC, a wholly-owned subsidiary of GGS headquartered in Napa, California, is the preeminent integrator of Water, Wastewater and Government/Infrastructure operations, providing Business & Technical Consulting, Automation & Control, and System Maintenance & Support services to our industrial clients. An established industry leader for more than twenty eight years, FluidIQs provides the resources and expertise necessary for today's sophisticated industrial control applications. With Regional offices in Southern California, Nevada, Utah, Arizona and New York, FluidIQs has consolidated its expertise in water and wastewater activities. It offers a vertical ladder of integration services, from end devices, instrumentation, SCADA systems, data acquisition and control at the ground level, to modeling and optimization of processes at the next step, enterprise resource planning above that, and further up, management information systems.