Gary Arena

Code Worldwide Ltd. provides digital advertising services. It specializes in advertising for digital media, creating microsites, web sites, interactive content, and viral clips. The firm also provides advertising for digital media, including online, wireless ads, and web site design. The company was founded by Martin Brooks and Jane McNeill in 2001 and is headquartered in London, the United Kingdom.

Siegel+Gale Ltd. is a branding agency founded in 1969. The private company is based in London, UK and has subsidiaries in United Kingdom. Siegel+Gale specializes in brand development, brand strategy, design, and customer experience.

Founded in 2019, DAS Europe Ltd. is a holding British company that operates a subsidiary providing advertising and marketing services. The company is based in London, UK.

Fleishman Hillard Group Ltd. is an investment holding firm. The company is headquartered in London, the United Kingdom.

Interbrand UK Ltd. engages in brand consultation services. The company was founded on March 2, 1983 and is headquartered in London, the United Kingdom.

TRO Group Ltd. operates as a marketing and events organizing agency. The company was founded in 1982 and is headquartered in Middlesex, the United Kingdom.

Flamingo Research Ltd. provides brand consulting and market research services. The firm also offers qualitative research services to its clients. The company was founded by Kirsty Fuller and Maggie Collier in 1997 and is headquartered in London, the United Kingdom.

TBWA/London Ltd. operates as an advertising agency. The company is headquartered in Westminster, the United Kingdom.

Part of Omnicom Group, Inc., Rapp Ltd. is a marketing agency that creates experiences to build businesses. The company is based in London, UK and has offices in over 30 countries. Rapp is focused on the individual and is proud to share their agency client work. The CEO of the British company is Christopher David Freeland.

Part of Omnicom Group, Inc., Cosine UK Ltd. is a marketing services provider. The company is based in London, UK. Founded in 1984, Cosine offers a range of marketing services.

Founded in 1989, Diversified Agency Services Ltd. is a holding British company that provides advertising and management services. Part of Omnicom Group, Inc., the company is based in London, UK.

Part of Omnicom Group, Inc., Das UK Investments Ltd. is a holding company that operates through its subsidiaries to provide advertising, marketing, research, and communication services. The company is based in London, UK and was founded in 1995.

Part of Omnicom Group, Inc., Critical Mass (UK) Ltd. is a media services provider. The company is based in London, UK. Founded in 2007, Critical Mass (UK offers a range of media services.

Part of Omnicom Group, Inc., Omnicom International Finance operates as a holding British company that provides advertising and marketing services through its subsidiaries. The company is based in London, UK and was founded in 2005.

Part of Omnicom Group, Inc., Gplus Europe Ltd. is a management consulting British company founded in 2002. The company is based in London, UK and provides management consulting services.

Part of Omnicom Group, Inc., Omnicom Europe Subholdings Ltd. functions as an investment holding British company. The company is based in London, UK and was founded in 2016.

Part of Omnicom Group, Inc., Omnicom APIMA Investments Ltd. is an investment holding British company. The company is based in London, UK and was founded in 2017.

Part of Omnicom Group, Inc., Omnicom Regional Investments Ltd. is a British company that functions as an investment holding company. The company is based in London, UK and was founded in 2017.

Hall & Partners Europe Ltd. operates as a communications research agency. The company is headquartered in London, the United Kingdom.

Part of Omnicom Group, Inc., Omnicom Management Europe provides marketing communications services. The company is based in London, UK.