Leading Suppliers Globally for Aluminium Alloy Profiles

Here is a list in Markdown format of some leading global suppliers of Aluminium Alloy Profiles:

Hydro Extrusion: A major player in the aluminium industry, offering a wide range of aluminium profiles for various applications.
Constellium: Known for its high-quality aluminium products and innovative solutions for various industries, including aerospace, automotive, and packaging.
Norsk Hydro: An international company that provides advanced aluminium products and solutions, including aluminium profiles.
Alcoa Corporation: A prominent manufacturer of aluminium products, including aluminium profiles used in different industrial sectors.
Sapa Profiles: Acquired by Hydro in 2017, it was a significant global supplier of extruded aluminium profiles for diverse applications.

Please note that the rankings and market positions of these companies may vary based on specific criteria and industry dynamics.