Who We are
Castium provide expert decontamination services and specialist cleaning in a multitude of industries and environments.
Our expertise include the ability to design and deliver custom cleaning programmes for laboratories, good manufacturing practice (GMP) and International Organisation of Standardisation (ISO) cleanrooms, open plant production, manufacturing and equipment.
Castium’s programmes combine the delivery of high-level detailed cleaning processes with in-house and independent laboratory verification for colony-forming units (CFUs), chemical residues and specific pathogens.
Our services include decontamination programmes, safety cabinet services, commissioning and decommissioning projects, cleanroom cleaning & validation services and laboratory contract cleaning.
Leading the way through decontamination excellence
Pharmaceutical & Biotechnology
Research & Academia
Cell Production
Our Projects

University of Cambridge

Francis Crick Institute

Hamed Medial - Qatar
Castium Global Support Network








5485
Decontaminations
487
Clients
847
Decontaminations
52
Clients
Projects
Decontamination of Clomifene, Dexamethasone and Prednisolone hormones from a production facility in Cyprus, independently validated by LCMS method.
Vapour-phase Hydrogen Peroxide biodecontamination of 267 Microbiological Safety Cabinets within a 3 week timeframe.
Castium secure tender to commission approximately 12000 square meters of hygiene control barrier areas at world leading research facility.
Provide cleanroom cleaning to bring facility into GMP specification at The National Center for Cancer Care and Research.
Recruit and supply 26 trained cleanroom cleaning technicians to deliver a 24/7 cleaning program in a state-of-the-art GMP facility.
Deliver onsite biodecontamination services to safeguard operatives processing samples during the Covid19 pandemic.