Top 100 Investor Relations Companies in London
The Best of December 2025Looking for a top investor relations service in London?
If your company is publicly traded or preparing to go public, consider hiring an investor relations agency. Typically a part of public relations, investor relations teams are charged with communicating between your company's leadership, accounting, and legal departments and investors. For example, if you need help organizing shareholder meetings, sharing financial data, or leading financial and legal briefings, an investor relations firm may be the best choice for you.
To assist you in your search for a partner, we’ve compiled this list of the top investor relations (IR) firms in London. Browse descriptions, feedback, and awards to find which can best suit your company’s needs.
List of the Best London Investor Relations Firms
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31$5,000+10 - 49 employeesLondon, EnglandKoozai, a Content Marketing company, is based in Fareham, England and London, England. They provide Content Marketing and Public Relations and were launched in 2006.Read More
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32$5,000+10 - 49 employeesLondon, EnglandLaunched in 2003, Brazil is an Advertising company. The small team offers Advertising and Public Relations.Read More
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33Undisclosed250 - 999 employeesLondon, EnglandKekst CNC, a PR firm, was founded in 2018. The midsize team specializes in Public Relations and Litigation Support Services.Read More
Industries
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34Undisclosed50 - 249 employeesBanstead, EnglandThe Bespoke Group is a PR firm. Their midsize team of employees is based in Banstead, England. Their team offers Public Relations and Branding.Read More
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35Undisclosed50 - 249 employeesThames Ditton, EnglandLaunched in 1989, Havas Life Medicom is a PR agency. The agency provides Public Relations and Branding, and is midsize.Read More
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36$5,000+2 - 9 employeesLondon, EnglandRaised by Wolves is a London, England-based Marketing Strategy company. They offer Marketing Strategy and Public Relations.Read More
Industries
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37Undisclosed50 - 249 employeesCity of London, EnglandFunding & Investment company Equistone Partners GmbH offers Funding & Investment and Public Relations. They are headquartered in München, Germany and City of London, England.Read More
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38$1,000+10 - 49 employeesLondon, EnglandAllott and Associates is an Advertising company. Launched in 1994, the company is based in Knaresborough, England and London, England. Their team provides Advertising and Direct Marketing.Read More
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39$1,000+2 - 9 employeesLondon, EnglandFounded in 2019, Outliers is a small branding company. Their services include Branding and Social Media Marketing.Read More
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40Undisclosed10 - 49 employeesKingston-upon-Thames, EnglandSmall branding firm and public relations agency PR MEDIACO, is located in Kingston-upon-Thames, England. The team provides Branding and Public Relations.Read More
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41Undisclosed10 - 49 employeesLondon, EnglandLem-uhn is a London, England-based public relations agency. Their services include Public Relations and Social Media Marketing.Read More
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42$10,000+10 - 49 employeesLondon, EnglandFounded in 2000, Redleaf Polhill is a PR firm. The agency specializes in Public Relations and Digital Strategy.Read More
Industries
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43Undisclosed10 - 49 employeesEsher, EnglandSmall public relations company A D Communications, is in Esher, England. The team specializes in Public Relations and Advertising.Read More
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44Undisclosed10 - 49 employeesEgham, EnglandFounded in 2006, Touchdown PR Ltd is a small PR agency headquartered in Egham, England. Their team specializes in Public Relations and Branding.Read More
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45Undisclosed2 - 9 employeesRedhill, EnglandSurrey PR is a PR agency founded in 2013. The firm focuses on Public Relations and Advertising.Read More
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46Undisclosed2 - 9 employeesEgham, EnglandEstablished in 2015, Building Relations PR is a public relations agency. Located in Egham, England, the team offers Public Relations and Digital Strategy.Read More
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47Undisclosed2 - 9 employeesBanstead, EnglandPaul Foster Public Relations, a small public relations firm, is in Banstead, England. Their services include Public Relations and Marketing Strategy.Read More
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48Undisclosed2 - 9 employeesGreat Bookham, EnglandPanache P R is a small public relations agency based in Great Bookham, England. Their services include Public Relations.Read More
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49Undisclosed2 - 9 employeesKingston Upon Thames, EnglandKayak PR is a public relations firm. They are located in Kingston Upon Thames, England and have small team. They focus on Public Relations and Social Media Marketing.Read More
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50Undisclosed2 - 9 employeesAshtead, EnglandScarlett P R & Marketing is a Marketing Strategy company. Founded in 2004, their team provides Marketing Strategy and Public Relations.Read More
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51Undisclosed2 - 9 employeesFetcham, EnglandPublic relations firm Prowse & Co Ltd was established in 1988. The team offers Public Relations and Marketing Strategy.Read More
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52Undisclosed2 - 9 employeesEwell, EnglandTrinity Public Relations is a public relations agency headquartered in Ewell, England. Founded in 2003, the team focuses on Public Relations and Event Management.Read More
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53Undisclosed2 - 9 employeesSunbury-on-Thames, EnglandP R Department is a small Sunbury-on-Thames, England-based PR firm. The team specializes in Public Relations and Event Management.Read More
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54Undisclosed2 - 9 employeesRomford, EnglandEstablished in 1996, Publicity Engineers is a branding agency. Their services include Branding and Public Relations.Read More
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55Undisclosed2 - 9 employeesThames Ditton, EnglandLocated in Thames Ditton, England, Origin Communications is a small public relations company. Their services include Public Relations and Marketing Strategy.Read More
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56Undisclosed50 - 249 employeesLondon, EnglandLocated in London, England and New York, New York, Propeller Group is a midsize public relations agency. Their services include Public Relations and Market Research.Read More
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57Undisclosed2 - 9 employeesSurbiton, EnglandHeadquartered in Surbiton, England, Good Public Relations Ltd is a small branding company. Their services include Branding and Public Relations.Read More
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58Undisclosed50 - 249 employeesLondon, EnglandPublicis Sport & Entertainment is a midsize branding firm. Founded in 2019, the team focuses on Branding and Sports Marketing.Read More
Industries
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59$1,000+2 - 9 employeesLondon, EnglandPR Now, a small public relations firm, is headquartered in London, England. The team focuses on Public Relations and Branding.Read More
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60Undisclosed2 - 9 employeesLondon, EnglandPR Superstar is a PR agency. Established in 2008, the team focuses on Public Relations and Social Media Marketing.Read More
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