817 NW 5TH AVENUE, FORT LAUDERDALE, FL 33311 954-524-7055 ~ 800-226-7055 ~ Se Habla Español. Celebrating Over 38 Years Serving All Your Metal Needs in Florida! McKinsey Steel has been supplying Steel, aluminum, brass, copper and stainless steel to the South Florida, Caribbean, and South American markets since 1983.