The phrase "academy from which" is correct and usable in written English.
It can be used when referring to an educational institution as the source or origin of something, often in a formal context.
Example: "She graduated from the prestigious academy from which many successful leaders have emerged."
Alternatives: "institution from which" or "school from which".
Lucas García attended the Escuela Politécnica, the country's military academy, from which he graduated in 1949.
The Monmouth County Fire Academy, from which I recently graduated, has provided the toughest challenges so far.
The viola organista was debuted by Zubrzycki last month at the Academy of Music in Krakow, the academy from which he graduated in 1988.
Yet little pretension pervades these 19th-century walls, which originally housed a bank, before resounding to sound of the Sweelinck Conservatory, the music academy from which the hotel takes its name.
Born in 1952, David Petraeus grew up in New York state before going to the West Point military academy, from which he graduated in 1974 before being commissioned in the infantry.
In 1814 he was admitted to the United States Military Academy, from which he had resigned by 1817.
The son, also named Michel, was born in Huningue, on 2 (or 3) April 1787 and attended the special military academy at Metz from which he graduated on 8 December 1803 with the grade of sous-lieutenant (second lieutenant) and an assignment to the 24th Regiment of Dragoons.
The bridegroom, 34, is a history instructor at the United States Military Academy at West Point, from which he graduated.
Gabrielle Marie Hogan and Lt. Alexander Joseph Kearns were married Saturday at the Most Holy Trinity Catholic Chapel at the United States Military Academy at West Point, from which the groom graduated.
At sixteen he was sent to a military academy at Berlin Lichterfelde, from which he graduated with distinction.
As a result, the talent pool from which academies recruit is deficient.
