Symphony Environmental Technologies plc, together with its subsidiaries, develops and supplies environmental plastic additives and products in the United Kingdom, Europe, the Americas, the Middle East, Africa, and Asia. It offers d2w, an oxo-biodegradable plastic; d2p, an antimicrobial range of technology a suite of masterbatches, which provides protection to plastic products from bacteria, insects, fungi, odour, and fire; and d2t, an anti-counterfeiting system. The company also develops waste to value systems. Symphony Environmental Technologies plc was founded in 1995 and is based in Borehamwood, the United Kingdom.