Symphony Environmental Technologies plc, together with its subsidiaries, develops and supplies environmental plastic additives and masterbatches in the United Kingdom, Europe, North America, Central and South America, the Middle East, and Asia. The company offers d2w, an oxo-biodegradable plastic; d2p, an antimicrobial technology for a suite of masterbatches, which provides protection to plastic products from bacteria, insects, fungi, algae, odour, fouling, and fire; and d2t, an anti-counterfeiting system. It also provides bags for fresh fruit and vegetables, and water-soluble laundry bags as well as disposable protective face mask. The company was founded in 1995 and is based in Borehamwood, the United Kingdom.