SmartTrust helps mobile-network providers ensure that subscribers' equipment is properly configured.
Susanna Collins, account director at Berkshire-based Noiseworks, said it would ‘highlight the more human aspects of the technology'.
Noiseworks was appointed after a four-way pitch, which is not believed to have included Berkshire-based incumbent Mustard PR.
‘Our relationship with Mustard ended with mutual consent after a conflict of interest arose,' said SmartTrust comms manager Tim Deluca-Smith.