Calphix - Ruislip

Freespace - Workplace Optimisation Specialists - Rickmansworth

OfficeTechHub Ltd - Hemel Hempstead

Thinkpa Ltd - Milton Keynes

BTLITC - Watford

Telleroo - Amersham

Audio Related Technology Ltd - Chesham

ByteBox Technologies Limited - Great Missenden

Complete I.T. Thames Valley - High Wycombe

Republic Technologies (UK) Ltd - High Wycombe