Surplus to the Ongoing Operations of Sigma Plastics from Various Plants Across the United States Timed Online Liquidation Sale Tuesday, September 14 Bidding Begins Closing at 10:00 AM EDT New Date! Surplus to the Ongoing Operations of Sigma Plastics from Various Plants Across the United States Corporate Headquarters: Sigma Plastics 1531 NW 12th St., Pompano Beach, FL Click Here to Watch Videos