HaPPE Earth is an Irish sustainability company developing compostable personal protective equipment (PPE) and on-site biodigestion systems to reduce plastic waste. Its circular solution combines certified compostable products, such as aprons, shoe covers and waste bags, with biodigesters that can convert PPE, food and paper waste into pathogen-free fertiliser within 24 hours. The company serves sectors including healthcare, pharma, construction, hospitality and food processing.