| 361 Degrees LLP shared | · | · | active |
| A Copeland Group Ltd shared | · | · | active |
| AG Flooring Ltd shared | · | · | active |
| Aimteq Solutions Limited shared | · | · | active |
| Airco Refrigeration & Air Conditioning Ltd shared | · | · | active |
| Air Sentry Limited shared | · | · | active |
| AirTech Optimise Limited shared | · | · | active |
| AMS Limited shared | · | · | active |
| Artic Building Services Limited shared | · | · | active |
| Ascot Services UK Limited shared | · | · | active |
| Associated Engineering Services Limited T/A AES Control Systems shared | · | · | active |
| ATC Systems Ltd shared | · | · | active |
| Atlas Maintenance Services Limited shared | · | · | active |
| BAM FM Limited shared | · | · | active |
| Barry Morgan Limited shared | · | · | active |
| Baumac Engineering Limited shared | · | · | active |
| Bauvill Ltd shared | · | · | active |
| BD Joinery and Contracting Ltd shared | · | · | active |
| BeaconMedaes shared | · | · | active |
| Bell Decorating Group Limited shared | · | · | active |
| Boden Group Facilities shared | · | · | active |
| Bouygues E&S FM UK Ltd shared | · | · | active |
| Bow Construction Limited shared | · | · | active |
| Bridge Heating Limited shared | · | · | active |
| Briggs Fire & Security Ltd shared | · | · | active |
| British Engineering Services Limited shared | · | · | active |
| Brunel Security Limited shared | · | · | active |
| BSW Heating Limited shared | · | · | active |
| Business Moves Group Limited shared | · | · | active |
| Carbon Numbers Ltd shared | · | · | active |
| CBRE Managed Services Ltd shared | · | · | active |
| CF Roberts shared | · | · | active |
| Chubb Fire & Security Ltd shared | · | · | active |
| CLC Contractors Limited shared | · | · | active |
| Common Lane Consultancy Ltd shared | · | · | active |
| Concerto Support Services Limited shared | · | · | active |
| CooperOstlund Limited shared | · | · | active |
| Corrigenda Ltd shared | · | · | active |
| Cushman & Wakefield Debenham Tie Leung Limited shared | · | · | active |
| D&G Builders & Joiners Ltd shared | · | · | active |
| DMA Signs Limited shared | · | · | active |
| Dodd Group Eastern Ltd shared | · | · | active |
| Ductbusters Ltd shared | · | · | active |
| Eco Mechanical Services Ltd shared | · | · | active |
| Edmundson Electrical Ltd shared | · | · | active |
| EFT Construction Ltd shared | · | · | active |
| EFT Systems Ltd shared | · | · | active |
| Energy and Compliance Technology trading as C365Cloud shared | · | · | active |
| Enerveo (SSE) shared | · | · | active |
| Eric Wright FM Ltd shared | · | · | active |
| Evander shared | · | · | active |
| Firemark Ltd shared | · | · | active |
| Fulcrum Infrastructure Services shared | · | · | active |
| G3 Systems Limited shared | · | · | active |
| Genco Electrical Projects Limited shared | · | · | active |
| Geoffrey Robinson Limited shared | · | · | active |
| Gerald Eve LLP shared | · | · | active |
| Gough Fire Solutions Ltd shared | · | · | active |
| Graham Asset Management Ltd shared | · | · | active |
| G R Bayley Ltd shared | · | · | active |
| Guardian Electrical Compliance Ltd shared | · | · | active |
| Harmony Fire shared | · | · | active |
| Harrow Green Ltd shared | · | · | active |
| Hepacart UK Ltd shared | · | · | active |
| HESIS Limited shared | · | · | active |
| Hewer Facilities Management Ltd shared | · | · | active |
| H&J Martin Ltd shared | · | · | active |
| HoneyField Property Services Ltd shared | · | · | active |
| Honeywell Building Solutions shared | · | · | active |
| IED Installations Ltd shared | · | · | active |
| Inivos Ltd shared | · | · | active |
| Integrum Power Engineering Ltd shared | · | · | active |
| IOM Consulting Ltd shared | · | · | active |
| ISS Mediclean Ltd t/a ISS Facility Services Healthcare shared | · | · | active |
| James Troop & Company Ltd shared | · | · | active |
| J C Watson Mechanical Ltd shared | · | · | active |
| Johnsons Business Moves shared | · | · | active |
| Jones Lang LaSalle Ltd shared | · | · | active |
| Kendra Energy Solutions Ltd shared | · | · | active |
| Kernow Controls Ltd shared | · | · | active |
| K&H Medical Limited shared | · | · | active |
| Kimpton Energy Solutions shared | · | · | active |
| Kirkman & Jourdain Ltd shared | · | · | active |
| Knapman Roocroft Limited shared | · | · | active |
| Kool-It Services Limited shared | · | · | active |
| Lantei shared | · | · | active |
| Lightning Fire Safety Systems Ltd shared | · | · | active |
| Link Contracting Services Ltd shared | · | · | active |
| Lorne Stewart Plc shared | · | · | active |
| Loyal Refurbishment Limited shared | · | · | active |
| Machenair Limited shared | · | · | active |
| Marlowe Fire & Security Limited shared | · | · | active |
| Marshdale Construction Ltd shared | · | · | active |
| Masson Seeley & Company Ltd shared | · | · | active |
| Maurice Flynn & Sons Ltd shared | · | · | active |
| MG Signs Limited shared | · | · | active |
| Micad Systems shared | · | · | active |
| Midland Medical Services Limited shared | · | · | active |
| Midwest Electrical Services Ltd Midwest Electrical Services Ltd shared | · | · | active |
| Mitie Property Services (UK) Ltd shared | · | · | active |
| Model Signage Limited shared | · | · | active |
| NCS Technology Limited shared | · | · | active |
| NIFES Consulting Group shared | · | · | active |
| nmcn PLC (Galliford Try) shared | · | · | active |
| Norse Commercial Services Ltd shared | · | · | active |
| Novus Property Solutions Limited shared | · | · | active |
| O. Heap & Son (Derby) Limited shared | · | · | active |
| Parr Facilities Management ltd shared | · | · | active |
| Pcp Building & Restoration Ltd shared | · | · | active |
| Performance Electrical Limited shared | · | · | active |
| PHS Compliance Limited shared | · | · | active |
| Powell Systems Maintenance shared | · | · | active |
| Power Control Ltd shared | · | · | active |
| Power Electrics Generators Ltd shared | · | · | active |
| Project FM Ltd shared | · | · | active |
| Prolicht UK Ltd shared | · | · | active |
| PSR & Sons Joiners and Building Contractors Ltd shared | · | · | active |
| Pyrotec Services Ltd shared | · | · | active |
| R & B Decorators and Refurbishment shared | · | · | active |
| Record UK Limited shared | · | · | active |
| Refcool Refrigeration Ltd shared | · | · | active |
| Rexel UK Ltd shared | · | · | active |
| RightGreen Recycle Ltd shared | · | · | active |
| Rivercrest Ltd t/a Richard Soan Roofing Services shared | · | · | active |
| RS Components Limited shared | · | · | active |
| Safehinge Primera shared | · | · | active |
| Saker Controls Ltd shared | · | · | active |
| S B S Electrical Heating & Plumbing Services Ltd shared | · | · | active |
| Schooling Building Contractor Ltd shared | · | · | active |
| Seeco (Single Ply) Ltd shared | · | · | active |
| SEE Services shared | · | · | active |
| Senseco Systems Limited shared | · | · | active |
| SHJ Hospital Pipelines Ltd shared | · | · | active |
| Signs Preston Limited shared | · | · | active |
| Smith & Byford Limited shared | · | · | active |
| Space Solutions shared | · | · | active |
| SPIE Limited shared | · | · | active |
| Stoic Roofing & Construction shared | · | · | active |
| Sudlows Limited shared | · | · | active |
| Tailored Fire & Security (Manchester) Ltd shared | · | · | active |
| TCS UK Limited shared | · | · | active |
| Tensor plc shared | · | · | active |
| TESGL Limited shared | · | · | active |
| The James Mercer Group Ltd shared | · | · | active |
| Thermatic TFM shared | · | · | active |
| Thor Fire Control Ltd shared | · | · | active |
| Toureen Retail Limited shared | · | · | active |
| Trios Facilities Management Ltd shared | · | · | active |
| UPS Building & Maintenance shared | · | · | active |
| Ventro Ltd shared | · | · | active |
| VWG Mechanical Ltd shared | · | · | active |
| William Gough & Son shared | · | · | active |
| W Wright Electrical Ltd shared | · | · | active |
| Zip Water UK Limited shared | · | · | active |