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Who Are We?

We're a multi-award-winning agency combining over 25 years’ strategic public relations, digital media, content production and marketing expertise to create a new force in national and international reputation management.

Formed by the merger of Acceleris and Limelight, Definition helps our clients stand out from the crowd, protecting, projecting and promoting reputations globally from our offices in London, Leeds and Dubai.

Our team includes former national and international print and broadcast journalists, as well as social media, video and content production experts.

Specialising in both corporate communications and personal brand development for executives and entrepreneurs, we’ve gained national and international recognition, with over 60 awards for our work across the public, private and third sectors.

We can help you achieve definition. Just get in touch.



Definition has both a national and international reputation for work across a range of specialist sectors and services.

Recent case studies

Jem Maidment, Director of Marketing & Communications


"The agency has been a long standing and valued partner to Utilita, supporting the business from its early days to its present position as one of the UK's largest 'challenger' energy providers. Among a range of services, it has played an important role in the development of our CSR programme, including the creation of our Vision, Mission and Values and our partnership as a Patron of The Prince's Trust."

Sam Jordan, Executive Vice President

Manifesto Growth Architects

“Definition has been a trusted partner to us, and the team were invaluable in securing a strategic media partnership to promote our event and driving valuable press coverage to raise our profile in key target media. The ultimate aim of the campaign was to produce tangible business leads, and with more than 25 meetings and counting as a result of the event, we’re delighted with the commercial outcomes and impact of the project.”

Returning to work? Dr. Primrose Freestone, Associate Professor of Microbiology @uniofleicester says frequent cleani…

2 hours ago

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