Why Choose Otter?
Otter Energy has been helping Ontario homeowners and businesses switch to solar for over 16 years. With 450,000+ panels installed and everything handled in-house—design, permits, installation, and support—we make solar simple, seamless, and built to last.
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Residential Solar
Otter Energy delivers complete solar system installations—including battery storage—across Ontario. We help homeowners take advantage of government incentives, net metering, and our investment expertise to design the best system for your home and long-term savings.
Our turnkey approach means we handle everything in-house: custom design, permits, installation, and support. With 16+ years of experience and thousands of successful projects, Otter Energy is Ontario’s leader in custom solar designs and installations that maximize your investment.
