Third City is one of London’s leading independent strategic communications consultancies and a certified B Corp. Working at the intersection of brand, reputation and societal change, we help organisations build relevance, trust and long-term value. We call this Comms for a New Economy. We deliver creative, insight-led communications for brands including Kia, Siemens, HSBC, Nespresso, Dr. Martens, Curaleaf, The Royal Mint and SunLife. In 2025 we won 15+ major awards and were named Sustainability & Purpose Consultancy of the Year, followed in 2026 by GEO Agency of the Year (PRmoment Awards) and Agency of the Future (PRovoke EMEA IN2 SABREs).
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Third City Questions
The Third City annual revenue was $5.2 million in 2026.
Mark Lowe is the Co-Founder of Third City.
22 people are employed at Third City.
The NAICS codes for Third City are [54182, 54, 5418, 541, 541820].
The SIC codes for Third City are [87, 874].
Top Third City Employees
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Mark Lowe
Co-Founder at Third City
London, GB35 -
Graz Belli
Co-Founder at Third City
London, GB2 -
Suzie Barrett
Managing Director at Third City at Third City
London, England, GB21 -
Lauren Westmore
Partner at Third City
London, GB23 -
Henry Warrington
Partner at Third City
London, GB22 -
Kate Mallett
Head of Fintech at Third City
London, GB2 -
12
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Liam Reeves
Senior Account Director at Third City
United Kingdom11 -
13
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Amy Edwards
Account Executive at Third City
London, GB1
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