| Location(s) | Standard / Organization | Certificate / Registered Number (where applicable) | Accrediting / Registration Body |
| Akron, USA (Market Street) | ISO 17025 | 363.01 and 363.02 | A2LA |
| Akron, USA (Market Street - Materials Testing) | NADCAP | Certificate # 12211210120 | Performance Review Institute (PRI) |
| Brimley, USA | ISO 17025 | 363.08 | A2LA |
| Lansing, USA | ISO 17025 | 363.06 | A2LA |
| Lansing, USA (Distribution Testing) | International Safe Transit Association | 2170 | ISTA |
| Leatherhead, UK (Distribution Testing) | International Safe Transit Association | 2063 | ISTA |
| Leatherhead, UK | ISO 17025 | 0112 | UKAS |
| Leatherhead, UK (Distribution Testing) | ADR Packaging and IBC Test Laboratory | 00103 | NSAI |
| Leatherhead, UK | Water Regulations Approval Scheme WRAS | SM2403 | WRAS |
| Ravenna, USA | ISO 17025 | 363.03 | A2LA |
| Ravenna, USA | ISO 17025 | 363.04 | A2LA |
| Ravenna, USA | National Tire Reference Laboratory for Rolling Resistance | - | NHTSA |
| Shawbury, UK | ISO 17025 | 0067 | UKAS |
| Shawbury, UK (Calibration) | ISO 17025 | 0306 | UKAS |
| Suzhou, China | ISO 17025 | 363.05 | A2LA |
Director of Quality (Europe) - Richard Barlow
US Quality Manager - James Littlefield
China Quality Manager - James Littlefield
| Location(s) | Standard / Organization | Certificate / Registered Number (where applicable) | Accrediting / Registration Body |
| Akron, USA | GMP | FEI # 3014747009 | US FDA |
| Shawbury, UK | GMP | FEI # 3011161827 | US FDA |
| Shawbury, UK | GMP | Certificate # UK GMP 35176 | UK MHRA |
| Shawbury, UK | ISO 17025 | Testing Laboratory 21701 | UKAS |
Director of Quality - Richard Barlow
Pharmaceutical Development Services DivisionTesting and calibration laboratories that operate under quality systems accredited by UKAS are also operating in accordance with ISO 9001.
GCP-Compliant
CLIA-Certified
GLP-Compliant