Clarity Global: London B2B Tech PR Agency Profile and CEO

Clarity Global, formerly Clarity PR, is a London-headquartered global digital marketing and strategic communications agency for B2B technology brands, founded in 2012 by Sami McCabe. Rachel Gilley has been CEO since January 11, 2024, when McCabe left after ten years. Clarity says its team grew from 40 to 150 during Gilley's five years at the firm and that it added public affairs firm Political Intelligence UK and Sydney consultancy Sefiani.

Originally published June 2026. Updated October 17, 2026.

Who founded and leads Clarity Global?

Sami McCabe founded the agency in 2012. Clarity announced on January 11, 2024 that he had departed to focus on other projects and that Rachel Gilley was appointed CEO, as Agility PR, O'Dwyer's and PRovoke Media reported. Gilley joined in 2019 as UK managing director after 20 years at Bite Communications (now Archetype), led Clarity EMEA and became global chief client officer in 2022.

How did Clarity grow through acquisition?

Clarity's January 2024 release says its service offering expanded in the preceding eighteen months through the acquisitions of public affairs firm Political Intelligence UK and Sefiani, a strategic communications, crisis and reputation management consultancy in Sydney. It credits Gilley with helping transform the firm into a global integrated agency, with a team that grew from 40 to 150 and a footprint in Europe, North America and Asia-Pacific.

What does Clarity Global do?

The firm describes itself as a global growth marketing and communications consultancy for B2B technology brands, with services across PR, digital marketing, strategic communications and public affairs. EPR's technology PR and public affairs sections cover its categories.

Where is Clarity Global based?

Clarity is headquartered in London, and its website says it operates across Europe, the US and Asia-Pacific. EPR's London PR firms page covers the home market.

How does Clarity Global compare with other tech PR firms?

Clarity is a mid-sized boutique with minority outside investment. Compare it with Highwire, Mission North, InkHouse, LaunchSquad and Crenshaw Communications, and see the PR agency profiles directory.

Related: PR agency profiles, Technology PR, London PR firms, Public affairs, 5W Public Relations