The Norwegian Academy of Technological Sciences (Norwegian: Norges Tekniske Vitenskapsakademi, NTVA) is a learned society based in Trondheim, Norway.
The academy was founded in Trondheim in 1955. the academy has about 290 fellows under the age of 65 and a total of 730 members. King Harald was the academy's high protector, in recognition of the academy's importance to society.
It is a member of the International Council of Academies of Engineering and Technological Sciences (CAETS) and of the European Council of Applied Sciences and Engineering (Euro-CASE).
NTVA is one of four learned societies in Norway. The others are Norwegian Academy of Science and Letters, the Royal Norwegian Society of Sciences and Letters and Agder Vitenskapsakademi.