| Name | Company Number | Date Appointed | Rating |
|---|---|---|---|
| EDINBURGH BROADWAY MANAGEMENT LIMITED | 06719552 | 29/07/2014 | Dissolved |
| WORKMAN FACILITIES MANAGEMENT LIMITED | 01738742 | 01/11/2023 | Silver |
| WORKMAN FM LIMITED | 10517409 | 26/01/2017 | Bronze |
| WORKMAN LLP | OC327825 | 01/05/2008 | Bronze |
| Name | Company Number | Date Appointed | Date Resigned | Rating |
|---|---|---|---|---|
| ARLINGTON BUSINESS PARKS (READING) MANAGEMENT LIMITED | 02350937 | 29/07/2014 | 30/11/2019 | Bronze |
| AZTEC WEST MANAGEMENT LIMITED | 02211517 | 29/07/2014 | 30/11/2019 | One Red Flag |
| BRACKNELL MANAGEMENT LIMITED | 02749061 | 29/07/2014 | 30/11/2019 | One Red Flag |
| CAPABILITY GREEN LIMITED | 02091606 | 29/07/2014 | 30/11/2019 | Gold |
| CENTRAL QUAY MANAGEMENT COMPANY LIMITED | 04420271 | 29/07/2014 | 23/12/2014 | Dissolved |
| CHARLTON COURT (GLOUCESTER BP) MANAGEMENT LIMITED | 06345422 | 29/07/2014 | 30/11/2019 | Bronze |
| COMET PARK MANAGEMENT LIMITED | 02547419 | 29/07/2014 | 30/11/2019 | One Red Flag |
| COVENTRY BUSINESS PARK MANAGEMENT LIMITED | 02850418 | 29/07/2014 | 30/11/2019 | Bronze |
| DOXFORD INTERNATIONAL MANAGEMENT COMPANY LIMITED | 02675197 | 29/07/2014 | 30/11/2019 | Bronze |
| EASTSIDE LOCKS MANAGEMENT LIMITED | 09162818 | 10/08/2016 | 31/12/2019 | Bronze |
| FARNBOROUGH AEROSPACE CENTRE MANAGEMENT LIMITED | 02660403 | 16/09/2014 | 30/11/2019 | One Red Flag |
| GLOUCESTER BUSINESS PARK MANAGEMENT LIMITED | 03295447 | 29/07/2014 | 30/11/2019 | One Red Flag |
| HATFIELD AERODROME (MANAGEMENT) LIMITED | 04145262 | 29/07/2014 | 30/11/2019 | One Red Flag |
| HATFIELD BUSINESS PARK MANAGEMENT LIMITED | 02728563 | 29/07/2014 | 30/11/2019 | One Red Flag |
| KETTERING VENTURE PARK MANAGEMENT LIMITED | 02442273 | 29/07/2014 | 30/11/2019 | Silver |
| LEEDS VALLEY PARK MANAGEMENT COMPANY LIMITED | 04635674 | 29/07/2014 | 23/12/2014 | Bronze |
| MANCHESTER AIRPORT BUSINESS PARK MANAGEMENT LIMITED | 04268500 | 29/07/2014 | 30/11/2019 | One Red Flag |
| MONTPELLIER COURT (GLOUCESTER) MANAGEMENT LIMITED | 05267416 | 29/07/2014 | 30/11/2019 | Bronze |
| OXFORD BUSINESS PARK (NORTH) MANAGEMENT LIMITED | 02936211 | 29/07/2014 | 30/11/2019 | One Red Flag |
| OXFORD BUSINESS PARK (SOUTH) MANAGEMENT LIMITED | 02936217 | 29/07/2014 | 30/11/2019 | One Red Flag |
| PLOT C EASTSIDE LOCKS MANAGEMENT LIMITED | 10175010 | 10/08/2016 | 18/11/2019 | Dissolved |
| RAINTON BRIDGE MANAGEMENT COMPANY LIMITED | 05863040 | 29/07/2014 | 23/12/2014 | One Red Flag |
| REGENT COURT (GLOUCESTER) MANAGEMENT LIMITED | 06034551 | 16/09/2014 | 30/11/2019 | One Red Flag |
| SBP MANAGEMENT LIMITED | 01910057 | 16/09/2014 | 30/11/2019 | Silver |
| SOLENT VILLAGE MANAGEMENT COMPANY LIMITED | 02544436 | 29/07/2014 | 30/11/2019 | Bronze |
| STEVENAGE BUSINESS PARK MANAGEMENT LIMITED | 04807064 | 29/07/2014 | 30/11/2019 | Bronze |
| UXBRIDGE MANAGEMENT COMPANY LIMITED | 04968550 | 29/07/2014 | 30/11/2019 | One Red Flag |