The Typhonian Order, previously known as the Typhonian Ordo Templi Orientis (TOTO) is a degree-based self-initiatory magical order based in the United Kingdom

United Kingdom

The United Kingdom of Great Britain and Northern IrelandIn the United Kingdom and Dependencies, other languages have been officially recognised as legitimate autochthonous languages under the European Charter for Regional or Minority Languages...

 that focuses on magickal and typhon

Typhon

Typhon , also Typhoeus , Typhaon or Typhos was the last son of Gaia, fathered by Tartarus, and the most deadly monster of Greek mythology. He was known as the "Father of all monsters"; his wife Echidna was likewise the "Mother of All Monsters."Typhon was described in pseudo-Apollodorus,...

ian concepts. It was originally led by British occultist Kenneth Grant

Kenneth Grant

Kenneth Grant was a British occultist, novelist, and poet, who with his partner, the artist Steffi Grant, headed the magical order previously known as the Typhonian Ordo Templi Orientis but which is now referred to as the Typhonian Order.-Occult background:Grant's occult experiences began in 1939...

 and his partner Steffi Grant, and is now believed to be led by their deputy Michael Staley.
The original O.T.O. was founded by the wealthy German industrialist Carl Kellner.