- Protel Fieldwork Ltd - Kings Chambers, Coventry, CV1 3EH
- Protel Solutions - 18 Linford Forum, Milton Keynes, Buckinghamshire, MK14 6LY
- Proten Services - Horton House, Liverpool, Merseyside, L2 3PF
- Proteus Equipment Ltd - Newlands Industrial Estate, Suffolk, IP33 2RS
- Proteus Investigations - 1 Quality Court, London, WC2A 1HR
- Proteus Media Group Ltd - 71-75 Shelton Street, London, WC2H 9JQ
- Proteus Software Ltd - Unit 1730 Solihull Parkway, Birmingham, West Midlands, B37 7YD
- Proteus Switchgear - Unit 49c Pipers Road, Redditch, Worcestershire, B98 0HU
- Protex - Arrow Road, Redditch, Worcestershire, B98 8PA
- Pro-tex - Unit 1 Craig Leith Road, Stirling, Stirlingshire, FK7 7LQ
- Protex Fire & Security - 60 Heol Y forlan, Cardiff, CF14 1BA
- Proto Labs Ltd - Halesfield 8, Telford, Shropshire, TF7 4QN
- proto-col - Unit 5, Westbury, Wiltshire, BA13 4ES
- Protocol Business Communications Ltd - Unit 23, Dartford, Kent, DA2 7ER
- Protocol Control Systems Ltd - Unit 2 Knighton Enterprise Park, Knighton, Powys, LD7 1HJ
Companies 3751 to 3765 | Page 251 of 267