Barking, Havering and Redbridge University Hospitals NHS Trust (BHRUT) has awarded an £11.8m facilities management contract to Mitie.
Dozens of facilities staff at Newham Centre for Mental Health, in London, have launched further strike action over pay and conditions.
Dozens of Unite members at the Newham Centre for Mental Health, in East London, are striking from 1-5 September and from 15-21 September over pay and conditions.
Doncaster, South YorkshireGrade 9, £39,890 - £44,096
Maidenhead, Berkshire£40,192 - £44,012 per annum plus an annual retention
Doncaster, South YorkshireGrade 9, £39,890 - £44,096
Maidenhead, Berkshire£40,192 - £44,012 per annum plus an annual retention