H. H. Ellis Technical High School

Harvard H. Ellis Technical High School, or Ellis Tech, is a technical high school located in Danielson, Connecticut. It is part of the Connecticut Technical Education and Career System. Founded in 1916 as the Putnam Trade School, it was the first technical school in Connecticut to have its own building. It is in the Connecticut Technical High School System. It receives students from many nearby towns.

The current school building was constructed in 2014. The building underwent renovations to add 30,000 square feet of new floor space as well as a new gymnasium, a classroom wing, a media center, and a culinary arts program space.