Pennex Aluminum is part of the Metal Exchange Corporation.  MEC founded in St. Louis in 1974, Metal Exchange Corporation has grown from a regional aluminum scrap trading company to a global trader and manufacturer of nonferrous metals.

Ingrained in the minds of every Metal Exchange Corporation and Pennex Aluminum employee is the motto of our founder, Morris Lefton: Nisi adieris non intellegis. (“If you don’t go, you don’t know.”) This brief statement encompasses the culture of Metal Exchange Corporation family of company that includes Pennex. Visit the customer. See their operations. Understand their needs.  This is how we’ve built and maintained the foundation of Metal Exchange Corporation: long-term relationships with customers and suppliers based on trust, integrity and reliability.

MEC Founder, Morris Lefton

  • 1974 – MEC Founded by Morris Lefton.
  • 1979 – Pennex Aluminum founded in Wellsville, PA, one 7” press.
  • 1986 – Pennex Aluminum begins fabrication operations in York, PA
  • 1998 – Pennex doubles its extrusion capacity with the addition of an 8″ press.
  • 2010 – Pennex acquires a new extrusion facility with a 9” press in Leetonia, OH
  • 2011 – Pennex, York facility doubles in size to allow for additional fabrication processes
  • 2013 – Pennex acquires a new cast house facility in Greenville, PA
  • 2015 – Pennex doubles the size of the Leetonia, OH facility and commissions a new 12” extrusion press