Constellium | 73,146 followers on LinkedIn. For us, aluminium is more than a metal. It is part of the solution for tomorrow’s lighter, faster economy. | About us Constellium is a global leader designing and manufacturing innovative and high value-added aluminum products and solutions for a broad range of applications dedicated primarily to aerospace, automotive and packaging markets. Constellium operates 25 manufacturing sites in Europe, North & Central America and China. C-TEC, the company’s Technology Center located in Voreppe, France, and its hub in Plymouth, MI, U.S., is at the origin of many advanced aluminum alloys and solutions.