G&W Electric expands North American manufacturing capacity as grid modernization accelerates

G&W Electric expands North American manufacturing capacity as grid modernization accelerates

G&W Electric is expanding its North American manufacturing footprint with a new 291,305-square-foot facility in Romeoville, Illinois.

The added space will increase production capacity, improve operational flow and support growing customer demand for technologies that strengthen reliability, resiliency and power quality across modern grid systems.

The new site represents a substantial addition to the company’s manufacturing base in Illinois, giving G&W Electric more room to organise production while creating additional capacity for products used across modern power networks. The investment also connects manufacturing expansion directly with the wider pressures facing electricity providers as demand rises and grid infrastructure becomes more complex.

The expansion comes as utilities, commercial operations and industrial users face a more complex electric landscape shaped by grid modernization, electrification, supply chain pressures and the accelerating forces of decarbonization, decentralization and digitalization.

Industry research projects US electricity demand will grow by more than 50% through 2050, increasing the need for critical grid technologies that support a flexible, stable and more resilient electric system.

The Romeoville facility is the latest step in G&W Electric’s broader expansion strategy, building on recent investments across its local and global operations. The announcement follows the company’s expansion of its G&W Altea sensor manufacturing facility in Ferrara, Italy, reinforcing its commitment to increasing capacity for the technologies customers need to modernize the grid.

“For more than 120 years, G&W Electric has grown alongside the electric power industry, and this expansion reflects our continued commitment to supporting customers as the grid evolves,” said John Mueller, Chairman and Owner, G&W Electric. “As demand grows and power systems become more complex, we are investing in the space, people and processes needed to deliver the reliable, high-quality solutions that strengthen grid resiliency and support dependable power delivery.”

The new facility includes roughly 30,000 square feet of office space. Specific manufacturing areas, including Viper and Viper-HV production, have transitioned to the new facility.

By moving selected manufacturing activities into Romeoville, the company is creating space for further development at its existing Bolingbrook operations. The approach combines new manufacturing capacity with planned investment in molding, allowing G&W Electric to expand different parts of its Illinois operations as customer requirements evolve.

In addition to adding new capacity in Romeoville, G&W Electric is also planning an expansion of its existing 245 Bolingbrook facility to increase molding capacity. Together, the projects will strengthen the company’s Illinois manufacturing footprint, supporting production growth, improved workflow and continued investment in current and future grid solutions.

G&W Electric’s solutions support critical applications across distribution and sub-transmission systems, including switching, fault protection, sensing, automation and system protection. As utilities continue to invest in modernization, these technologies play an important role in improving grid visibility, enhancing reliability and helping operators manage increasingly dynamic power flows.

The expansion reflects the importance of equipment that can help utilities monitor, protect and automate networks as power flows become more dynamic.

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