- 220 Interiors LTD - CF3 2WA
- A C T Reprographics Ltd - CF3 2PY
- A T L Telecommunications Ltd - CF3 0FB
- ACS Ltd - CF3 2EX
- Action Air Conditioning Ltd - CF3 2EW
- An-ex Analytical Services Ltd - CF3 2PX
- Aytel - CF3 2PU
- B C B International Ltd - CF3 2EX
- Borley Laminates Ltd Trading as Willis Systems - CF3 2EX
- C M B Maintenance - CF3 2EW
- Champion - CF3 3JE
- ClickSure Digital Marketing - CF3 6UY
- D&G Office Interiors Ltd - CF3 2EX
- De Laval Ltd - CF3 0LW
- Delaval Ltd - CF3 0LW
- Denval Co Ltd - CF3 2PZ
- DVS Limited - CF3 2PY
- Electrician2Cardiff - CF3 5RS
- Enquin Environmental Ltd - CF3 2EW
- Euro Quality Coatings Ltd - CF3 2ER
- Eurobond Doors - CF3 2ER
- Euroclad - CF3 2ER
- Flintec - CF3 2PW
- Genesis Biosciences Ltd - CF3 2PU
- Green Elevator Services - CF3 0EF
- Green Energy Solar - CF3 6XS
- IQE plc - CF3 0LW
- K C Smith Industrial Roofing - CF3 5TZ
- King Solutions - CF3 2PX
- Kingspan Light & Air (UK & Ireland) Ltd - CF3 2EX
- Lock Logic - CF3 0LU
- Major Brushes Ltd - CF3 2PY
- Mr Locks Locksmiths - CF3 2AZ
- Olympus Surgical Technologies Europe - CF3 0LT
- Oprema - CF3 2EY
- PA Promotions - CF3 2PY
- Paramount Office Interiors - CF3 0LW
- Preston & Thomas Ltd - CF3 3JE
- printingwales.com - CF3 0PJ
- S G D Security Ltd - CF3 2EX
- S Q E - CF3 2PU
- Ultrawave Ltd - CF3 2EY