Top Lead Generation Companies in the United Kingdom
Lead generation companies help U.K. businesses fill the top of their sales pipeline, finding, contacting, and qualifying prospects so the sales team can focus on closing. U.K. providers work across channels: outbound calling, email, LinkedIn and social outreach, and inbound and content-driven approaches, and many specialise in booking qualified appointments.
Because outreach here is regulated, the best run compliant campaigns under GDPR and PECR and screen against the Telephone Preference Service. Demand is strongest in B2B, especially tech and professional services. Clutch connects you with lead generation companies in the United Kingdom vetted through verified client reviews, so you can compare results, compliance, and value before you hire. Use the filters below to narrow by budget, industry, and team size, or explore related directories:
• Top Lead Generation Companies
• Lead Generation Companies in London
• Lead Generation Companies in Edinburgh
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Featured
What are Featured Providers?
$1,000+$50 - $99 / hr10 - 49Serves United KingdomServices provided
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See all 22 projectsVirtual Sales Limited is a professional sales outsourcing solutions provider, specializing in sales team augmentation and business development. They consistently receive positive feedback, with approximately 95% of reviewers praising their ability to integrate seamlessly with client teams and their strong communication skills. Clients highlight their impressive project management and ability to enhance sales performance effectively.
$1,000+$200 - $300 / hr50 - 249Serves United KingdomServices provided
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See all 83 projectsA-SALES AB is a sales agency specializing in Sales Outsourcing Solutions, excelling in generating sales appointments and pipeline development for various industries. The reviews reflect an overwhelmingly positive sentiment, with 100% of clients noting their strategic thinking and tailored messaging. Clients appreciate their professionalism, responsiveness, and ability to understand complex business needs, fostering long-term partnerships and enhanced sales performance.
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UndisclosedUndisclosed10 - 49City of London, England
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LEADSCALE ENGINE is a Sales Outsourcing company established in 2004. Based in City of London, England, the team specializes in Sales Outsourcing and Fulfillment.
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UndisclosedUndisclosed10 - 49Horsham, England
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Strategicabm is a Sales Outsourcing company. In Horsham, England, the agency was founded in 1995. Their services include Sales Outsourcing and CRM consulting and SI.
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UndisclosedUndisclosed10 - 49London, England
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Red Volcano is a Sales Outsourcing company established in 2016. Their services include Sales Outsourcing and BI & big data consulting & SI.
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UndisclosedUndisclosed50 - 249London, England
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The Marketing Practice, a midsize Sales Outsourcing company, is in London, England. Their services include Sales Outsourcing and Pay Per Click.
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$1,000+Undisclosed2 - 9London, England
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Back Office Outsourcing and Sales Outsourcing company The Playbook Agency was launched in 2023. The team focuses on Back Office Outsourcing and Sales Outsourcing.
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$1,000+Undisclosed10 - 49Shepshed, England
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Established in 2013, We Are Team Rocket is a Demand Generation Marketing company. The team focuses on Demand Generation Marketing and Sales Outsourcing.
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$5,000+< $25 / hr50 - 249Port glasgow, Scotland
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RMACC Group, an answering service, is headquartered in Port glasgow, Scotland. Established in 2019, the team offers Call Center Services and Sales Outsourcing.
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UndisclosedUndisclosed50 - 249Stockport, England
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Ktech is a call center. They specialize in Call Center Services and Sales Outsourcing and were founded in 2023.
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$5,000+UndisclosedFreelancerNewbury, England
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Alex Croucher, Independent B2B Marketing Consultant is a Newbury, England-based Marketing Strategy company. They offer Marketing Strategy and Content Marketing.
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UndisclosedUndisclosed10 - 49Birkenhead, England
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Digital Strategy and Sales Outsourcing company Digital Associates was founded in 2018. Headquartered in Birkenhead, England, the team specializes in Digital Strategy and Sales Outsourcing.
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UndisclosedUndisclosed10 - 49London, England
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Demand Exchange, a Customer Service Outsourcing and Sales Outsourcing company, was established in 2017. They provides Customer Service Outsourcing and Sales Outsourcing.
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UndisclosedUndisclosed10 - 49London, England
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Kindico Digital Marketing Agency Ltd is an Affiliate Marketing and Sales Outsourcing company founded in 2016. The team specializes in Affiliate Marketing and Sales Outsourcing.
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$5,000+$25 - $49 / hr10 - 49London , England
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Founded in 2018, Call Vidia is a Customer Service Outsourcing company. The company offers Customer Service Outsourcing and Back Office Outsourcing, and is small.
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UndisclosedUndisclosed50 - 249Exeter, England
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Air Marketing is an Advertising company. The team offers Advertising and Digital Strategy and is located in Exeter, England.
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$1,000+Undisclosed10 - 49Dorking, England
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Novus Business Connections Limited, a small Direct Marketing company, is based in Dorking, England. Their services include Direct Marketing and Customer Service Outsourcing.
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UndisclosedUndisclosed2 - 9London, England
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TheSmartLEAD Ltd is a Sales Outsourcing company. Their small team of employees is located in London, England. Their team offers Sales Outsourcing and Marketing Strategy.
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$1,000+< $25 / hr10 - 49Glasgow, Scotland
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See all 1 projectsThe Lead Generation Company is a lead generation and telemarketing firm. Feedback indicates a predominantly negative experience, with 100% of reviewers expressing dissatisfaction due to unprofessionalism, lack of effective results, and poor communication. Reviewers highlight their failure to deliver on promises, inadequate LinkedIn activity, and an overall lack of initiative in improving outcomes.
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UndisclosedUndisclosed50 - 249London, England
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Revvknew Media is a Digital Strategy company. Their midsize team is headquartered in دبي, United Arab Emirates and London, England. Their team specializes in Digital Strategy and Sales
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$1,000+< $25 / hr2 - 9Andover, England
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Angel Call Handling is a small telephone answering service. Launched in 2017, the team offers Call Center Services and Customer Service Outsourcing.
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UndisclosedUndisclosedFreelancerIlford, England
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Impulsive Marketing is an Ilford, England-based social media marketing company. Their services include Social Media Marketing and Search Engine Optimization.
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$5,000+$50 - $99 / hr10 - 49Portsmouth, England
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4Marketing is a Direct Marketing company launched in 2011. The team offers Direct Marketing and Marketing Strategy.
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UndisclosedUndisclosedFreelancerLondon, England
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AD Consults is a Business Consulting company. Their small team of employees is located in London, England. Their team focuses on Business Consulting and AI Consulting.
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$1,000+< $25 / hr250 - 999Sheffield, England
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Ant Marketing is a telephone answering service. Founded in 1989, the firm provides Call Center Services and Customer Service Outsourcing.
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UndisclosedUndisclosed250 - 999London, England
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Cognism is a Compliance Consulting company established in 2024. The team provides Compliance Consulting and Artificial Intelligence.
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UndisclosedUndisclosed2 - 9London, England
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Mytecnic is a business intelligence company. They provide BI & big data consulting & SI and Sales Outsourcing and are in London, England.
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UndisclosedUndisclosedFreelancerLondon, England
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BOOSTER is a small London, England-based Sales Outsourcing company. Their services include Sales Outsourcing and Business Consulting.
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$1,000+< $25 / hr10,000+Milton Keynes, England
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Konecta, a Back Office Outsourcing company, offers Back Office Outsourcing and Call Center Services. The agency is headquartered in Milton Keynes, England.
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$1,000+< $25 / hr50 - 249Wednesbury, England
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BEYOND JUST SERVICE is an answering service company. The team is located in Panchkula, India and Wednesbury, England, and their services include Call Center Services and Sales Outsourcing.
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Undisclosed$25 - $49 / hr2 - 9Cheadle, England
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Snappy Assistance is an answering service company. They are in Cheadle, England and have small team. They offer Call Center Services and Back Office Outsourcing.
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$5,000+$300+ / hr2 - 9Bellshill, Scotland
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Pure Pipeline is a Market Research company. The team offers Market Research and Web Design and is in Bellshill, Scotland.
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$5,000+$200 - $300 / hr10 - 49London, England
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Gray Matters, a public relations firm, specialize in Public Relations and Event Marketing. They were founded in 2018.
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$1,000+< $25 / hr50 - 249London, England
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Recruit Overseas is a Recruiting company. Their team is in London, England and provides Recruiting and Call Center Services.
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$1,000+Undisclosed10 - 49London , England
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Sales Outsourcing company We Can Lead was founded in 2022. The team provides Sales Outsourcing and HR Outsourcing and is in London , England and Prilep, North Macedonia.
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UndisclosedUndisclosed10 - 49Shirley, England
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Team Telemarketing Ltd, a Sales Outsourcing company, specialize in Sales Outsourcing and Social Media Marketing. They were founded in 2000.
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UndisclosedUndisclosed10 - 49Orpington, England
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The Linked People, a small Sales Outsourcing company, is headquartered in Orpington, England. The team focuses on Sales Outsourcing.
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UndisclosedUndisclosed2 - 9Plymouth, England
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Headquartered in Plymouth, England, JRJ Consulting is a SEO agency. Their services include Search Engine Optimization and Web Design.
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$1,000+< $25 / hr250 - 999Salford, England
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Call center service AlldayPA focuses on Call Center Services and Customer Service Outsourcing. They are based in Salford, England.
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UndisclosedUndisclosed250 - 999St Albans, England
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Demandbase, a branding firm, is headquartered in San Francisco, California and St Albans, England. They focus on Branding and Marketing Strategy.
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UndisclosedUndisclosed10 - 49London, England
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Fusion Consulting Ltd is an Accounting company. They specialize in Accounting and Financial Advising & Planning and are based in London, England.
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$1,000+$50 - $99 / hr10 - 49London, England
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Based in London, England and Dubai, United Arab Emirates, RNL Group is a social media marketing firm. Established in 2022, the team provides Social Media Marketing and Content Marketing.
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UndisclosedUndisclosed50 - 249London, England
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VCommission, a media planning & buying agency, focus on Media Planning & Buying and Affiliate Marketing. They were established in 2008.
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$50,000+$200 - $300 / hr10 - 49London, England
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Customer Service Outsourcing company Web3 Community Management is in San Francisco, California and London, England. They provide Customer Service Outsourcing and Sales Outsourcing.
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$1,000+< $25 / hr250 - 999Southend-on-sea, England
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Launched in 2010, Ventrica is an answering service company. The team offers Call Center Services and Customer Service Outsourcing.
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$1,000+< $25 / hr2 - 9Preston, England
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Business Consulting company Frontline Sales Consultancy was established in 2014. In Preston, England, the team focuses on Business Consulting and Call Center Services.
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UndisclosedUndisclosed2 - 9Enfield Lock, England
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Tadpole Training, a Corporate Training & Coaching company, was established in 2012. The firm provides Corporate Training & Coaching and Sales Outsourcing, and is small.
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$1,000+< $25 / hr2 - 9Feltham, England
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Launched in 2024, PPC is a small Feltham, England-based Advertising company. Their team specializes in Advertising and Search Engine Optimization.
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UndisclosedUndisclosed50 - 249Portsmouth, England
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Paragon Marketing Projects is a Direct Marketing company launched in 2017. The firm provides Direct Marketing and Other Marketing, and is midsize.
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UndisclosedUndisclosed10 - 49London, England
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Advertising company BBSA Marketing focuses on Advertising and Market Research. They were established in 2012.
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UndisclosedUndisclosed10 - 49Haywards Heath, England
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Based in Haywards Heath, England, TKO Marketing Consultants is a small branding agency. Their services include Branding and Marketing Strategy.
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UndisclosedUndisclosed10 - 49London, England
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Procreate London, a Fractional CMO Services company, is located in London, England. They offer Fractional CMO Services and Sales Outsourcing.
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List of the Top 15 United Kingdom Lead Generation Services
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$1,000+$200 - $300 / hr50 - 249London, England
Ability to deliver
38.9/40.020/20 Reviews10/10 Clients & Experience8.9/10 Market PresenceService focus
80% Sales Outsourcing60% B2B Lead Generation20% Other -
$1,000+< $25 / hr50 - 249London, England
Ability to deliver
37.9/40.020/20 Reviews10/10 Clients & Experience7.9/10 Market PresenceService focus
60% Sales Outsourcing60% B2B Lead Generation40% Other -
$1,000+$50 - $99 / hr10 - 49Horsham , England
Ability to deliver
37.5/40.018.2/20 Reviews10/10 Clients & Experience9.4/10 Market PresenceService focus
50% Sales Outsourcing50% B2B Lead Generation50% Other -
$1,000+$50 - $99 / hr10 - 49Ipswich, England
Ability to deliver
35.3/40.016/20 Reviews10/10 Clients & Experience9.3/10 Market PresenceService focus
15% Sales Outsourcing100% B2B Lead Generation85% Other -
$1,000+$300+ / hr2 - 9London, England
Ability to deliver
33.5/40.017.8/20 Reviews10/10 Clients & Experience5.7/10 Market PresenceService focus
30% Sales Outsourcing100% B2B Lead Generation70% Other -
$5,000+Undisclosed250 - 999Fleet, England
Ability to deliver
31.9/40.015/20 Reviews8.4/10 Clients & Experience8.4/10 Market PresenceService focus
25% Sales Outsourcing40% B2B Lead Generation75% Other -
$1,000+< $25 / hr1,000 - 9,999London, England
Ability to deliver
30.3/40.015.6/20 Reviews7.6/10 Clients & Experience7.1/10 Market PresenceService focus
20% Sales Outsourcing100% B2B Lead Generation80% Other -
$5,000+$50 - $99 / hr50 - 249Hitchin, England
Ability to deliver
31.9/40.016.4/20 Reviews9.5/10 Clients & Experience6/10 Market PresenceService focus
100% Sales Outsourcing40% B2B Lead Generation -
$1,000+< $25 / hr10 - 49Thatcham , England
Ability to deliver
32.5/40.015.6/20 Reviews8.5/10 Clients & Experience8.4/10 Market PresenceService focus
12% Sales Outsourcing100% B2B Lead Generation88% Other -
$10,000+Undisclosed50 - 249Theale, England
Ability to deliver
32.8/40.017.4/20 Reviews9.7/10 Clients & Experience5.8/10 Market PresenceService focus
50% Sales Outsourcing25% B2B Lead Generation50% Other -
UndisclosedUndisclosed50 - 249London, England
Ability to deliver
32/40.015.8/20 Reviews8.2/10 Clients & Experience8/10 Market PresenceService focus
10% Sales Outsourcing100% B2B Lead Generation90% Other -
$5,000+$100 - $149 / hr10 - 49Haywards Heath, England
Ability to deliver
32.5/40.016.4/20 Reviews10/10 Clients & Experience6.1/10 Market PresenceService focus
10% Sales Outsourcing70% B2B Lead Generation90% Other -
$10,000+$100 - $149 / hr10 - 49London, England
Ability to deliver
33.1/40.015.6/20 Reviews8.3/10 Clients & Experience9.2/10 Market PresenceService focus
10% Sales Outsourcing50% B2B Lead Generation90% Other -
$1,000+$100 - $149 / hr10 - 49London, England
Ability to deliver
27.6/40.016.4/20 Reviews6.3/10 Clients & Experience4.9/10 Market PresenceService focus
40% Sales Outsourcing100% B2B Lead Generation60% Other -
UndisclosedUndisclosed1,000 - 9,999Edinburgh, Scotland
Ability to deliver
24.5/40.015/20 Reviews1/10 Clients & Experience8.4/10 Market PresenceService focus
30% Sales Outsourcing67% B2B Lead Generation70% Other -
$1,000+< $25 / hr50 - 249London, England
Ability to deliver
28.8/40.018.2/20 Reviews2.2/10 Clients & Experience8.3/10 Market PresenceService focus
20% Sales Outsourcing55% B2B Lead Generation80% Other -
$1,000+$300+ / hr2 - 9London, England
Ability to deliver
27.9/40.016.2/20 Reviews6.4/10 Clients & Experience5.2/10 Market PresenceService focus
10% Sales Outsourcing100% B2B Lead Generation90% Other -
$1,000+$25 - $49 / hr10 - 49Countesthorpe, England
Ability to deliver
30.8/40.017.6/20 Reviews6.4/10 Clients & Experience6.8/10 Market PresenceService focus
25% Sales Outsourcing30% B2B Lead Generation75% Other -
$1,000+Undisclosed50 - 249Brighton and Hove, England
Ability to deliver
23.1/40.017.4/20 Reviews0/10 Clients & Experience5.7/10 Market PresenceService focus
90% Sales Outsourcing100% B2B Lead Generation10% Other -
UndisclosedUndisclosed2 - 9London, England
Ability to deliver
23.1/40.017.4/20 Reviews0.7/10 Clients & Experience5/10 Market PresenceService focus
100% Sales Outsourcing100% B2B Lead Generation -
$5,000+Undisclosed10 - 49Manchester, England
Ability to deliver
23.6/40.016.2/20 Reviews0.9/10 Clients & Experience6.5/10 Market PresenceService focus
50% Sales Outsourcing100% B2B Lead Generation50% Other -
$5,000+Undisclosed2 - 9London, England
Ability to deliver
25.9/40.016.8/20 Reviews2.9/10 Clients & Experience6.2/10 Market PresenceService focus
100% Sales Outsourcing50% B2B Lead Generation -
$1,000+< $25 / hr2 - 9London, England
Ability to deliver
25.9/40.015.8/20 Reviews6.1/10 Clients & Experience4/10 Market PresenceService focus
65% Sales Outsourcing50% B2B Lead Generation35% Other -
$1,000+$100 - $149 / hr2 - 9Portsmouth, England
Ability to deliver
22.1/40.016.2/20 Reviews1.9/10 Clients & Experience4/10 Market PresenceService focus
100% Sales Outsourcing100% B2B Lead Generation -
$5,000+$50 - $99 / hr10 - 49London, England
Ability to deliver
27.1/40.016.6/20 Reviews6.5/10 Clients & Experience4/10 Market PresenceService focus
40% Sales Outsourcing34% B2B Lead Generation60% Other -
$5,000+$100 - $149 / hr10 - 49Kingston Upon Thames, England
Ability to deliver
27.6/40.015.8/20 Reviews6.7/10 Clients & Experience5.2/10 Market PresenceService focus
30% Sales Outsourcing35% B2B Lead Generation70% Other -
$1,000+$25 - $49 / hr10 - 49Crewe, England
Ability to deliver
21.9/40.016.2/20 Reviews1.7/10 Clients & Experience4/10 Market PresenceService focus
50% Sales Outsourcing100% B2B Lead Generation50% Other -
$1,000+$50 - $99 / hr2 - 9WIRRAL, England
Ability to deliver
25.3/40.016.2/20 Reviews3/10 Clients & Experience6.1/10 Market PresenceService focus
10% Sales Outsourcing100% B2B Lead Generation90% Other -
$1,000+Undisclosed2 - 9London, England
Ability to deliver
21.9/40.016/20 Reviews1.9/10 Clients & Experience4/10 Market PresenceService focus
70% Sales Outsourcing80% B2B Lead Generation30% Other -
UndisclosedUndisclosed2 - 9Reading, England
Ability to deliver
23.2/40.016.6/20 Reviews2.1/10 Clients & Experience4.6/10 Market PresenceService focus
60% Sales Outsourcing70% B2B Lead Generation40% Other
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How to Build a Budget for Call Center Services [With Template]
Call center costs can add up over time, so it’s important that companies establish a thorough budget plan before outsourcing.
U.K. Lead Generation Services FAQs
A U.K. lead generation company identifies and engages potential customers on your behalf and hands over qualified leads or booked appointments. These committed service providers offer a range of tailored solutions, including:
- Outbound calling
- Email campaigns
- LinkedIn and social outreach
- Inbound or content-driven generation
Furthermore, most providers usually handle prospect research, data, messaging, outreach, and qualification, then pass leads to your sales team.
A U.K. provider has a deep understanding of the local B2B market and buyer expectations, allowing for better tailoring and optimizing local lead generation strategies. Furthermore, they can represent your brand credibly to U.K. prospects and run outreach within GDPR, PECR, and TPS rules, reducing your compliance risk. Same-time-zone working also makes it easier to refine targeting and messaging quickly.
Define your project’s specific needs and objectives to guide your search priorities. Then, look for trusted firms with verified reviews and results in your market and deal size. Confirm how they research, target, and qualify leads, plus which channels they use.
After that, make sure to agree on the definition of a qualified lead up front and who owns the data. Shortlist two or three firms that meet your initial evaluation, start with a pilot, and judge on qualified-pipeline quality rather than raw volume.
Be cautious of providers who promise big volumes without defining lead quality, are vague about GDPR/PECR/TPS compliance and data sources, can't show results in comparable markets, or won't run a pilot. Poor-quality leads waste your sales team's time and can cost more than they bring in.