Terawatt Solar is a professional solar installation company in Toronto Canada serving the greater metro area providing both residential solar and commercial solar solutions to Ontario. Curious if solar makes sense in Toronto? Homeowners trust Terawatt Solar knowing we provide strong references from clients we have served for over a decade. Just read our reviews. Our clients will tell you that we continue to monitor and support their solar power installation long after their system is commissioned. We are currently offering eight years warranty on our installation labor. Contact us today for a free customized solar savings proposal and calculate your savings. We are a proven energy partner with 20-years of experience and megawatts of successful projects. Terawatt Solar prioritizes customer service, presenting customers with the best options available to them. We pride ourselves on transparency and education giving our customers access to financing and expanded energy services like offsite solar and battery storage. Our goal is to maximize the value of our customers’ solar investments over time.