Ella T. Grasso Southeastern Technical High School, or Grasso Tech, is a technical high school located in Groton, Connecticut.

It is in the Connecticut Technical Education and Career System.

It receives students from 24 towns within New London County and nearby Middlesex County, including Stonington, New London, Ledyard, Waterford, Norwich, Lisbon, Griswold, and Westbrook.

[1] The school is named after Ella T. Grasso, the first woman elected governor of Connecticut.

In addition to a complete academic program leading to a high school diploma,[2] students attending Grasso Tech receive training in one of the following trades and technologies:[3]