North American Substation Services

North American Substation Services, LLC is an independent provider of installation, repair, and maintenance services for high voltage substation equipment across the United States. Founded in 2005 and headquartered in Altamonte Springs, Florida, the company specializes in servicing a variety of transformers and circuit breakers, offering a range of services including hot oil processing, thermal upgrades, condition assessments, and maintenance. Additionally, it provides engineering services such as specialty testing and operational verification. NASS serves utility, municipal, and industrial markets, and is distinguished as the only independent company of its kind with a nationwide presence, operating through multiple locations across the country.