OnSite Partners develops, owns, and operates behind-the-meter power infrastructure across the US to meet the resiliency, sustainability, and cost savings goals of its customers.  The operating portfolio includes 88 operating projects and growing with >180 MW of generation under long-term contracts with commercial, industrial, and municipal customers.  The assets are diversified across solar, battery storage, peaking engines, substations, and fuel cells in 21 states.  The company also has an advisory business specializing in  supply management, utility data and cost management, sustainability, energy efficiency, and demand management services.  OnSite Partners was carved out from American Electric Partners in 2024 and has offices in Columbus, OH and Chicago, IL.