| Chilli GOO Ltd | London | 2024 |
| Chilli Graphics Limited | Polegate | 2001 |
| Chilli Mash Company Ltd | Portsmouth | 2016 |
| Chilli Mcporkies Ltd | Bristol | 2025 |
| Chilli NO. 5 Limited | London | 2020 |
| Chilli of the Valley Limited | Merthyr Tydfil | 2012 |
| Chilli Onion Limited | Nottingham | 2024 |
| Chilli Penguin Stoves Ltd | Pwllheli | 2017 |
| Chilli Pepper Catering Limited | Romsey | 2018 |
| Chilli Pepper DNA Ltd | Coalville | 2025 |
| Chilli Pepper Print Limited | Christchurch | 2020 |
| Chilli POT Ltd | London | 2025 |
| Chilli Project Artisan Foods Limited | Leatherhead | 2019 |
| Chilli Queen Sauces Limited | London | 2024 |
| Chilli Refrigeration Limited | Mauchline | 1975 |
| Chilli Republic Ltd | Leigh-On-Sea | 2020 |
| Chilli Zapp Ltd | London | 2022 |
| Chilli.Inc Ltd | Edgware | 2018 |
| Chillibobs Ltd | Newark | 2013 |
| Chillibru Limited | London | 2021 |
| Chillichump Ltd | Spalding | 2019 |
| Chillistick Ltd | Basingstoke | 2011 |
| Chillit Refrigeration Services Ltd | Abertillery | 2017 |
| Chilliwinter Isle of Wight Ltd | Cowes | 2019 |
| Chillmaid Electrical Limited | Middlesbrough | 2020 |
| Chillo Automation Limited | West Midlands | 2004 |
| Chillpoint Ltd | Alton | 2018 |
| Chilltec Refrigeration Ltd | Ballymena | 2004 |
| Chilltech Limited | Woodbridge | 2002 |
| Chilltechnologies Limited | London | 2014 |
| Chillvex Ltd | Brentford | 2026 |
| Chillwise Services Ltd | Swansea | 2003 |
| Chilly Billy Limited | Towcester | 2025 |
| Chilly Charcoal Chicken Company Limited | Pinner | 2016 |
| Chilly COW Ice Cream Ltd | Ruthin | 2013 |
| Chilly Nights Textiles Ltd | Salford | 2017 |
| Chilsted Limited | Dunstable | 1992 |
| Chiltern Artisan Limited | Wendover | 2016 |
| Chiltern Bakehouse Ltd | Amersham | 2021 |
| Chiltern Bakeries Limited | Northampton | 2001 |
| Chiltern Building Products Ltd | Kempston | 2002 |
| Chiltern Cabinet Limited | Amersham | 2025 |
| Chiltern Circuits Limited | Princes Risborough | 1981 |
| Chiltern Concrete & Stone Limited | | 2000 |
| Chiltern Connections Limited | Wallingford | 1990 |
| Chiltern Cooling Limited | Aylesbury | 2015 |
| Chiltern Distillers Limited | Reading | 2021 |
| Chiltern Distillery Ltd | Aylesbury | 2025 |
| Chiltern Doors Midlands Ltd | Birmingham | 2025 |
| Chiltern Electronic Services Limited | Bucks | 2003 |
| Chiltern Engineering Solutions Limited | Tring | 2012 |
| Chiltern Forge Limited | Chesham | 2025 |
| Chiltern Garden Art Limited | London | 2017 |
| Chiltern Glass Fibre (Scotland) Limited | Paisley | 2009 |
| Chiltern Global Limited | Chesham | 2005 |
| Chiltern GRC Limited | Kempston | 2008 |
| Chiltern Home Developments Limited | Huntingdon | 1993 |
| Chiltern Ice Cream Company Limited | Great Missenden | 2015 |
| Chiltern Industrial Machining Services Limited | Bedford | 2002 |
| Chiltern Invadex (UK) Limited | St. Helens | 2003 |
| Chiltern Joinery Ltd | Gerrards Cross | 2023 |
| Chiltern Natural Foods Limited | Sleaford | 2018 |
| Chiltern Printers (Slough) Limited | Berkshire | 1991 |
| Chiltern Ridge Apple Juice Limited | Chesham | 2011 |
| Chiltern Services Limited | Ballinger | 1987 |
| Chiltern Valley Liqueur Producers, Brewers & Vintners Ltd. | Tarporley | 2014 |
| Chiltern Wood Products Limited | Radlett | 2015 |
| Chilton Church Antiques Limited | Preston | 2011 |
| Chilton International Limited | Staffordshire | 2005 |
| Chilton Motors Limited | Doncaster | 2008 |
| Chilton Scotland Limited | Glasgow | 1969 |
| Chilwell Products Limited | Stanton By Dale | 1977 |
| Chimaero Limited | Harrow | 2018 |
| Chime Forge Limited | Nottingham | 2025 |
| Chimel Afro Caribbean Foods Ltd | Orpington | 2025 |
| Chimella Limited | London | 2011 |
| Chimera Aviation Limited | York | 2016 |
| Chimera Bakery Ltd | Croydon | 2025 |
| Chimera Brands Ltd | Gravesend | 2025 |
| Chimera Europe Limited | Blackburn | 2018 |
| Chimera Moto Company Ltd | London | 2023 |
| Chimera R&D Limited | Blackburn | 2018 |
| Chimera Tcse Innovation Group Ltd | Eastbourne | 2023 |
| Chimes Fabrications Limited | Havant | 1992 |
| Chimes Home & Garden Ltd | Billericay | 2019 |
| Chimes Marketing Ltd | Burtle, Bridgwater | 2018 |
| Chimflue Limited | Walworth Industrial Estate | 1988 |
| Chimichanga Limited | London | 2020 |
| Chimichecas Limited | Leek | 2025 |
| Chimmys Ltd | Brentford | 2018 |
| Chimney Cake Paradise Ltd | Burnham-On-Crouch | 2016 |
| Chimney Fire Coffee Ltd. | Dorking | 2016 |
| Chimney Seal Limited | Dewsbury W133 Rq | 2019 |
| Chimney Sheep Limited | Workington | 2012 |
| Chimneycakebakery Ltd | Birmingham | 2025 |
| Chimneypiece London Ltd | London | 2024 |
| Chimo Sheffield (Manufacturing) Limited | Sheffield | 2013 |
| Chimp Tune Racing Limited | Huntingdon | 2005 |
| Chin Chin Brewing Company Ltd | Pontefract | 2015 |
| Chin Chin Soho Limited | Llantarnam Industrial Park | 2017 |