NORESCO
NORESCO is an energy services company that helps modernize building systems and upgrade energy and water infrastructure.
Last updated September 1, 2026
Overview
NORESCO, an OPTERRA Company, helps customers modernize aging building systems and upgrade energy and water infrastructure. It implements energy efficiency, distributed generation, energy storage, and renewable energy solutions. Founded in 1984, it has over 40 years of experience and has delivered more than $5 billion in guaranteed savings at over 10,000 facilities.
History
NORESCO was founded in 1984. It has been a leader in energy efficiency, sustainability, and infrastructure solutions for over 40 years. It is now an OPTERRA Company.
Sources
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