EFS Energy
About EFS Energy
EFS Energy is a St. Louis, Missouri-based commercial solar company serving businesses and institutions across Illinois and Missouri, with dedicated service areas in St. Louis, MO and Springfield, IL. The company has transitioned away from residential customers and focuses exclusively on commercial clients. Its core services are commercial solar construction management and commercial solar consulting. EFS Energy targets specific sectors including car dealerships, commercial service providers, educational facilities, farms, and manufacturing facilities. The company reports completing over 650 solar projects, constructing more than 15 megawatts of solar capacity, securing over $13 million in customer incentives, and creating more than 100 jobs in the area. Documented projects include Auffenberg Dealerships, which installed over 6,000 panels between 2020 and 2024 and saves approximately $445,000 annually, and Industrial Battery Products in St. Louis, which produces over 145,000 kW of solar energy per year. EFS Energy also maintains a dedicated legacy program for ongoing maintenance and performance monitoring of completed installations.
Services Offered
Commercial Solar
Core offering: 'Commercial Solar Construction Management' and 'Commercial Solar Consulting' explicitly listed as services; 650+ projects, 15+ MW constructed
Solar Monitoring
Explicitly mentioned 'Dedicated Legacy Program for maintenance & performance monitoring'
Agricultural Solar
Farms explicitly listed as a served segment under 'Who We Serve'
Features & Specialties
Credentials & Certifications
Commercial Installations
Commercial Installations
Service Areas
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