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EFS Energy

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EFS Energy

St. Louis, MO
efsenergy.com

Rank: 227
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As the Midwest solar experts, EFS Energy wants our customers to invest in a brighter future with solar power. We specialize in the design and installation of solar PV systems, and offer a wide range of other energy efficiency services like consultations, O&M, and construction management. We’ve installed over 6.5 MW of solar in just 9 years in business and plan to keep delivering quality products and projects for years to come. We help our clients achieve energy independence by generating clean renewable power and reducing use through cutting edge technologies. Call today to learn more.




2020 Top Solar Contractors

2019 STATISTICS

Rank #227

Total Kilowatts Installed Since Founded:6,535 Company Founded: 2011
Total Kilowatts Installed 2019: 2,446 Location: St. Louis, MO
Employees: 23 Web Site: efsenergy.com
Primary Market: Commercial Primary Service: EPC

2019 Solar Installations by Company in Specific States and Territories


State / TerritorykW Installed 
Illinois 1,449.1View State
Missouri 996.7View State

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2019 Top Solar Contractors

2018 STATISTICS

Rank #204

Total Kilowatts Installed Since Founded:6535.0 Company Founded: 2011
Total Kilowatts Installed 2018: 2,626.6 Location: St. Louis, MO
Employees: 20 Web Site: efsenergy.com
Primary Market: Commercial Primary Service: EPC

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2018 Top Solar Contractors

2017 STATISTICS

2018 Rank #260

Total Kilowatts Installed 2017: 1,556.9 Employees: 18
Primary Market: Commercial Primary Service: EPC

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2016 Top Solar Contractors

2015 STATISTICS

2015 Rank #484

Total Megawatts Installed 2015: 0.13 Employees: 14
Primary Market: Residential Primary Service: Rooftop Contractor

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2015 Top Solar Contractors

2014 STATISTICS

2014 Rank #404

Total Megawatts Installed 2014: 0.345 Employees: 10
Primary Market: Residential Primary Service: EPC  

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2014 Top Solar Contractors

2013 STATISTICS

2013 Rank #306

Total Megawatts Installed 2013: 0.3 Employees: 10

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  • Home
  • Top Solar Contractors
    • 10th Anniversary Roundtables
  • Articles
    • Most Recent Posts
    • News
      • Latest News Items
      • Solar tariffs
    • Featured
      • Latest Feature Stories
      • Contractors Corner
      • Trends in Solar
      • The Solar Explorer
  • Policy
    • Monthly Snapshots
  • Markets
    • Residential
    • Commercial
    • Community Solar
    • Utility
  • Products
    • 2020 Top Products
    • Batteries and Storage
    • Inverters
      • Global Manufacturing Locations
    • Racking and Mounting
    • Software
    • Solar Panels
      • U.S. solar panel manufacturers
      • Global Manufacturing Locations
  • Subscribe
  • Resources
    • About SPW
    • Digital Issues
    • Event Coverage
    • Leadership
      • 2020 Winners
      • 2019 Winners
      • 2018 Winners
    • Podcasts
    • Product Databases
      • Solar Inverter Models
      • Solar Panel Models
      • Solar Racking Models
      • Battery Storage Models
    • Product Manufacturing Locations
      • Global Inverter Manufacturing Locations
      • Global Solar Panel Manufacturing Locations
      • U.S. solar panel manufacturers
    • Solar Classrooms
      • Inverters
      • Solar panels
      • Roof-mount systems
      • Ground-mount systems
      • Residential energy storage systems
    • Suppliers
    • Videos
    • Webinars / Digital Events
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