More Porvair Plc news Porvair PlcLSE: PRV Change to Board of Directors Aug 7, 2000 at 3:00 PM UTC · Issued by Porvair Plc As issuedPlain English Porvair PLC 7 August 2000 Re Directorate Porvair plc announces that Mr L G Bingham is to resign as a Director of Porvair plc at a date to be determined.