Join the Clean Energy Movement

Get Free Green Energy with our Installed Solutions

Core Values and Mission

ECS has helped homeowners, businesses, communities, and institutions have access to world-class renewable energy solutions with balanced advice since 2012.

⦁ We all want a cleaner, healthier and safer environment for all.
⦁ We believe the renewable energy technologies including the battery technology can meet all our energy needs.
⦁ Our vision is to design the very best renewable energy solution and make it available to everyone throughout the US.
⦁ We want to drive prices down so more people can afford renewable energy solutions.
⦁ To achieve this, our fundamental beliefs in providing service to you are:
⦁ You should be informed, of all possible renewable energy solutions that may be available to you in the marketplace.
⦁ You should be offered an impartial opportunity to choose among the highest quality clean energy brands.
⦁ Buying renewable energy be it solar, wind, hydro, or battery solution should be affordable, transparent, and easy-to-understand.

We're a Christian Owned Operated Family Business
As a family run business, ECS, LLC. is a Missouri Corporation operating throughout the United States.

For customer service, product questions, sales or partnership inquiries, please call seven days a week, toll-free 888 844-0811 or use our secure contact form anytime. We're always happy to speak with our customers about residential solar servicescommercial solar installation, solar plants, solar panel financing, and more!


Rely on FREE Renewable Energy

Schedule a FREE comprehensive analysis of your energy options today.

If you're looking for new ways to save money and reduce energy costs, turn to us. Excel Commercial Solar offers solar panel system installation services in St. Charles, MO, Bethalto and East Saint Louis, IL . Our expert team will help you find the perfect system for your home or place of business.

Enjoy the benefits of switching to solar energy. Contact us today to get started on your solar panel system installation.


Our team will put together a custom solar quote based on your home's architecture and energy needs. It will include all of your options and project your energy savings for years to come. We'll walk you through it and answer any questions you may have. Start with no upfront cost.

Your renewable energy agreement will secure your energy cost for the next 20 to 30 years. This can depend on what energy option you decide to go with. We also make sure that the most important details of your personalized Energy Proposal/Agreement is right on the front page. There are no hidden fees, however you will find plenty of guarantees and warranties that protect you and your home and business.

Shortly after your energy consultation, one of our top site assessors will visit to take a closer look at your roof and take some measurements. The measurements will then be given to one of our expert engineers who will design an energy power system based on your home's dimensions and your energy needs.

Installation of your renewable energy system will start on a day that is convenient for you. We will also take care of all the permits and site inspections. The only thing you have to do is sit back and watch it all come together. Once the utility company gives us the approval, you get to flip the switch to start generating clean and affordable energy.

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What sets us apart from the competition?

Excel Commercial Solar has helped businesses, homeowners and communities go solar with practical, unbiased advice since 2012.

  • We want a cleaner, healthier, and safer Earth for Everyone!
  • We believe Photovoltaic/Solar, Wind and New Energy Storage Technologies can economically solve all your energy needs.
  • We help businesses and homeowners SAVE MONEY!
  • We help businesses and homeowners become 100% GREEN!
  • We help businesses and homeowners become SAFER!
  • We help businesses and homeowners integrate SMART technology internally.
  • We make sure businesses and homeowners get ALL Possible INCENTIVES and tax credits.
  • We want to put CLEAN, RENEWABLE ENERGY in ALL buildings in America.

To achieve this, our core beliefs in providing service to you are:

  1. You should be an informed, clean energy consumer.
  2. You should have unbiased choices among quality solar energy brands.
  3. Buying solar and battery products should be affordable, transparent, and easy-to-understand.
  4. We have over 50 years of combined experience
  5. Our company is licensed, bonded and insured
  6. We'll walk with you every step to the complete installation
  7. We offer free quotes

Call us 844-411-0811 or for more details fill out your information we will be in touch.

Excel Commercial Solar offers Completely Turnkey Renewable Energy Solutions; Solar Panel Systems, Wind Turbines & Generators, Energy Storage and Back-Up, and Redundant Hybrid On and Off Grid Systems with 25 Year Manufacturer's Warranty on Parts, Performance, Efficiency and FREE LABOR services in Missouri and Illinois primarily focusing within a 150 mile radius from St. Louis, MO extending out to central and eastern Missouri and central and southern Illinois, with offices in St. Charles, MO, Bethalto, IL, East Saint Louis, IL, Northwest, GA and Commercial and Municipalities in Florida.