Compare 5 Verified Solar Panel Companies in El Cajon, CA

Flex Solar specializes in solar pool heating solutions that extend swim seasons by 3-4 months. Based in San Diego, we offer complete system installations using premium SunStar panels and Pentair technology. With 18 years of expertise, we provide reliable service, competitive pricing, and manufacturer-backed warranties for residential and commercial clients.

SolarTech provides residential and commercial solar energy solutions, including panel installation, battery storage, and roofing services across California and Arizona. We help homeowners and businesses reduce energy costs, increase property value, and achieve sustainability goals through advanced technology and expert installation. With over 20 years of experience and 13,000+ installations, we deliver reliable, cost-effective systems tailored to client needs.

Johnson Solar specializes in residential and commercial solar panel installations, battery storage, and electrical services across Southern California. Founded by retired Navy Aviator Clinton Johnson, we combine military precision with hands-on expertise to deliver cost-effective, high-quality solutions. Our streamlined process ensures faster installations and personalized support, making solar energy accessible and affordable for homeowners and businesses.

Sunlight Solar, Inc., Inc. provides solar panel installation, energy storage solutions, and roofing services to Southern California homeowners. We specialize in custom solar systems designed to lower energy bills, reduce environmental impact, and increase property value. With a focus on quality craftsmanship and customer-centric service, we use premium materials and maintain industry certifications to deliver reliable, efficient energy solutions.

Southwestern Solar Systems delivers customized residential, commercial, and government solar energy solutions. With 40 years of engineering expertise and 1,200+ installations, we specialize in U.S.-made solar panels, inverters, and racking systems. Our services include system design, permitting, installation, and a 10-year energy production guarantee.