Symphony Environmental Technologies plc provided earnings guidance for the fourth quarter and full year ended 31 December 2021. The company provided that revenue in the final quarter of fiscal year 2021 was comparatively much stronger than earlier in the year and is expected to total approximately £2.8 million and be operating break even. On an annualised basis, the Group would be generating revenue of at least £11.2 million. The company provided that group revenue (draft and unaudited) for the financial year ending 31 December 2021 is currently expected to be approximately £9.8 million (fiscal year 2020: £9.8 million) resulting in an operating loss of approximately £800,000 (fiscal yea 2020: £390,000 and first half of 2021: £600,000). Group revenue by product type is expected to show a 5% year-on-year increase of d2w masterbatch and a 29% year-on-year increase of d2p masterbatch.