Solar Panel Installers in Lebanon, IL

ECOcentrix is a family-owned St. Louis–based construction and energy solutions firm founded in 2011 that focuses on building science–driven roofing, general contracting, and solar energy systems for residential, multifamily, and commercial properties; ECOcentrix provides complimentary energy assessments, custom solar design and installation (including Tesla Powerwall and EV charger services), residential radon testing, commercial energy audits, and full-service roofing and construction management while emphasizing transparency, integrity, measurable energy savings, and a white-glove, science-first approach to improving building performance.

EFS Energy is a St. Louis–based commercial and agricultural solar company that designs, finances, installs, and maintains photovoltaic systems and battery storage for businesses, farms, schools, and municipal clients across Missouri and Illinois. Founded in 2011, EFS Energy provides end-to-end services including site analysis and design, permitting, incentive and tax-credit navigation, construction management, LED lighting upgrades, and ongoing operations & maintenance, with a focus on energy independence, long-term cost savings, technical excellence, and community education.

Sun Solar is a Midwest-focused solar energy company headquartered in Springfield, Missouri, providing residential and commercial solar solutions across Missouri, Kansas, and Illinois. Sun Solar offers end-to-end services including system design, permitting, installation, electrification, and ongoing service, along with battery backup, Tesla Solar Roof installations, and in-house financing options. Founded in 2012 by Caleb Arthur, the company emphasizes making renewable energy accessible and affordable, pairs solar production with energy-efficiency audits through its Smart Energy Solutions division, and backs installations with extended 30-year warranties to ensure long-term performance and customer confidence.