Top Call Center Services & Voice Services in London
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$1,000+$50 - $99 / hr10 - 49Serves London, EnglandServices provided
See all 20 projectsVirtual Sales Limited is a distinguished provider of Contact Center Services, specializing in Outbound Call Center and Telemarketing Services. The company consistently garners positive feedback, with 100% of reviewers praising their project management and timely communication. Clients highlight their industry expertise and impressive ability to generate leads and appointments, with no reported areas for improvement, underscoring their exceptional service delivery and professionalism.
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UndisclosedUndisclosedFreelancerLondon, England
Services provided
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+Undisclosed250 - 999Brighton and Hove, England
Services provided
See all 4 projectsSopro is a lead generation company known for crafting comprehensive B2B outreach campaigns. Reviews highlight their professionalism, timely delivery, and innovative approach, with 100% of clients appreciating their cost-effective strategies and ability to deliver qualified leads. Many reviewers (75%) specifically praised their tailored communication and proactive project management. Overall, clients report a significant increase in lead generation and sales opportunities.
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$1,000+$25 - $49 / hr2 - 9Farnham, England
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Established in 2023, Norango AI Virtual Reception is an answering service. The company specializes in Call Center Services and AI Agents.
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$25,000+Undisclosed10 - 49Brighton and Hove, England
Services provided
See all 1 projectsSecond Voice is a dynamic marketing agency specializing in targeted outbound email campaigns and AI-enhanced content. Overall, reviews highlight their strong alignment with clients' values, responsive communication, and successful outcomes such as high-value meeting bookings. With 100% positive feedback, Second Voice is praised for its rigorous account management and results-focused approach.
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$1,000+< $25 / hr50 - 249Sittingbourne, England
Services provided
GoResponse is a midsize call center headquartered in Sittingbourne, England. The team focuses on Call Center Services.
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$10,000+$150 - $199 / hr2 - 9Bracknell, England
Services provided
Synthetic Egg is a branding company. They are located in Bracknell, England and have small team. Their team specializes in Branding and Call Center Services.
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$10,000+$150 - $199 / hr2 - 9West Wycombe, England
Services provided
Small branding firm Prism Communications UK LTD, is headquartered in West Wycombe, England and Reading, England. The team specializes in Branding and Call Center Services.
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$10,000+$50 - $99 / hr50 - 249Brighton, England
Services provided
Answering service company The Telemarketing Company is based in Brighton, England. The team focuses on Call Center Services and Sales Outsourcing.
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$5,000+Undisclosed2 - 9Brighton and Hove, England
Services provided
See all 2 projectsAdvanced Client is a marketing agency specializing in outbound email campaigns and lead generation. Clients consistently praise their innovative approaches and responsiveness, with both reviews noting significant revenue increases of $15,000 and $16,000 per month, respectively. The company boasts a 95% show-up rate for booked calls, and feedback reflects 100% satisfaction with no areas for improvement mentioned.
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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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Undisclosed< $25 / hr250 - 999Aylesbury, England
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Financial Advising & Planning company Acorn Universal Consultancy was founded in 2014. The agency focuses on Financial Advising & Planning and Business Consulting, and is midsize.
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$1,000+$50 - $99 / hr10 - 49Liss, England
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Syn-Star IT-Telecoms-Technology is a Liss, England-based IT managed services company. The team specializes in IT managed services and Call Center Services.
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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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UndisclosedUndisclosed10 - 49Brighton and Hove, England
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Founded in 2019, Publisher Friend is a Marketing Strategy company. The team offers Marketing Strategy and Business Consulting.
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$10,000+$150 - $199 / hr2 - 9Milton Keynes, England
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NCube Digital, a SEO agency, is based in Milton Keynes, England. Established in 2017, the team focuses on Search Engine Optimization and Pay Per Click.
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$1,000+< $25 / hr10 - 49Bedford, England
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CION BPO is a Recruitment Process Outsourcing company. The Cape Town, South Africa-based team offers Recruitment Process Outsourcing and Sales Outsourcing.
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$10,000+$150 - $199 / hr2 - 9Doddington, England
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Founded in 2010, Diztinct, a small branding company, is located in Doddington, England. Their services include Branding and Call Center Services.
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UndisclosedUndisclosed10 - 49Linton, England
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Cybersecurity company Mannassi IT Solutions was launched in 1996. The firm provides Cybersecurity and IT managed services, and is small.
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UndisclosedUndisclosed10 - 49Lancing, England
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UK Pick & Pack is a Fulfillment company. Their team is headquartered in Lancing, England and provides Fulfillment and Warehousing & Distribution.
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$10,000+Undisclosed250 - 999London, England
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MarketOne International is an Email Marketing company founded in 1998. Their services include Email Marketing and Call Center Services.
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$1,000+< $25 / hr10 - 49Wembley, England
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Confero, a call center, is located in Wembley, England and London, England. Their services include Call Center Services and Customer Service 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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UndisclosedUndisclosed250 - 999London, England
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GDCC (Global Data Collection Company), a midsize Market Research company, is based in Rotterdam, Netherlands and Cincinnati, Ohio. Their services include Market Research and Call Center Services.
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$10,000+$150 - $199 / hr10 - 49London, England
Services provided
Snap International is a Transcription company. They are based in London, England and have small team. Their services include Transcription and Call Center Services.
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$10,000+$150 - $199 / hr2 - 9London, England
Services provided
Raksha PR is a public relations company founded in 2003. The team specializes in Public Relations and Call Center Services and is based in London, England.
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$10,000+$150 - $199 / hr10 - 49London , England
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3x1 Public Relations, a branding agency, focus on Branding and Call Center Services. They were founded in 2001.
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$10,000+$150 - $199 / hr10 - 49Burgess Hill, England
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FML Public Relations is a small Burgess Hill, England-based branding agency. Their services include Branding and Call Center Services.
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UndisclosedUndisclosed2 - 9London, England
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Effortless Digital Services is a social media marketing agency. Located in London, England, the firm was launched in 2018. Their team specializes in Social Media Marketing and Content Marketing.
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UndisclosedUndisclosed2 - 9London, England
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Established in 2010, GA4-Search is a small SEO agency based in London, England. Their team provides Search Engine Optimization and UX/UI Design.
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List of the Top 15 London Call Center Companies & Voice Services
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$1,000+< $25 / hr50 - 249London, England
Ability to deliver
35.3/40.020/20 Reviews10/10 Clients & Experience5.3/10 Market PresenceService focus
10% Call Center Services60% Sales Outsourcing30% Other -
$1,000+< $25 / hr50 - 249London, England
Ability to deliver
34.7/40.019.8/20 Reviews10/10 Clients & Experience4.9/10 Market PresenceService focus
10% Call Center Services80% Sales Outsourcing10% Other -
$1,000+< $25 / hr250 - 999London, England
Ability to deliver
32/40.016.4/20 Reviews10/10 Clients & Experience5.6/10 Market PresenceService focus
35% Call Center Services65% Other -
$1,000+< $25 / hr1,000 - 9,999London, England
Ability to deliver
28.1/40.015.6/20 Reviews7.6/10 Clients & Experience4.9/10 Market PresenceService focus
20% Call Center Services20% Sales Outsourcing60% Other -
$1,000+$300+ / hr2 - 9London, England
Ability to deliver
31.5/40.017.8/20 Reviews10/10 Clients & Experience3.7/10 Market PresenceService focus
30% Sales Outsourcing70% Other -
$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 Outsourcing35% Other -
$1,000+$50 - $99 / hr10 - 49Fitzrovia, England
Ability to deliver
31.4/40.016/20 Reviews10/10 Clients & Experience5.4/10 Market PresenceService focus
15% Sales Outsourcing85% Other -
UndisclosedUndisclosed50 - 249London, England
Ability to deliver
28.7/40.015.8/20 Reviews8.2/10 Clients & Experience4.6/10 Market PresenceService focus
10% Call Center Services10% Sales Outsourcing80% 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 Outsourcing70% Other -
$5,000+$50 - $99 / hr10 - 49London, England
Ability to deliver
21/40.016.4/20 Reviews0/10 Clients & Experience4.5/10 Market PresenceService focus
100% Sales Outsourcing -
$1,000+Undisclosed2 - 9London, England
Ability to deliver
20.9/40.016/20 Reviews1.9/10 Clients & Experience3/10 Market PresenceService focus
70% Sales Outsourcing30% Other -
$1,000+< $25 / hr50 - 249London, England
Ability to deliver
24.3/40.016.4/20 Reviews2.2/10 Clients & Experience5.6/10 Market PresenceService focus
10% Call Center Services20% Sales Outsourcing70% Other -
$25,000+$300+ / hr50 - 249City of London, England
Ability to deliver
24/40.014.8/20 Reviews9.2/10 Clients & Experience0/10 Market PresenceService focus
30% Call Center Services70% Other -
$5,000+$50 - $99 / hr10 - 49London, England
Ability to deliver
23.1/40.016.6/20 Reviews6.5/10 Clients & Experience0/10 Market PresenceService focus
40% Sales Outsourcing60% Other -
$1,000+$100 - $149 / hr10 - 49London, England
Ability to deliver
22.7/40.016.4/20 Reviews6.3/10 Clients & Experience0/10 Market PresenceService focus
40% Sales Outsourcing60% Other -
$1,000+< $25 / hr1,000 - 9,999London, England
Ability to deliver
18.4/40.012.4/20 Reviews0/10 Clients & Experience6/10 Market PresenceService focus
50% Call Center Services50% Other -
$1,000+$300+ / hr2 - 9London, England
Ability to deliver
26.5/40.016.2/20 Reviews6.4/10 Clients & Experience3.9/10 Market PresenceService focus
10% Sales Outsourcing90% Other -
UndisclosedUndisclosed2 - 9London, England
Ability to deliver
16.9/40.016.2/20 Reviews0.7/10 Clients & Experience0/10 Market PresenceService focus
100% Sales Outsourcing -
$1,000+$50 - $99 / hr10 - 49London, England
Ability to deliver
25/40.014.6/20 Reviews5.7/10 Clients & Experience4.7/10 Market PresenceService focus
10% Call Center Services90% Other -
Undisclosed$25 - $49 / hr10 - 49Harlow, England
Ability to deliver
20.1/40.014.6/20 Reviews1.4/10 Clients & Experience4/10 Market PresenceService focus
35% Call Center Services65% Other -
$1,000+< $25 / hr250 - 999London, England
Ability to deliver
14.3/40.01.6/20 Reviews7.6/10 Clients & Experience5.2/10 Market PresenceService focus
40% Call Center Services60% Other -
$5,000+$100 - $149 / hr2 - 9London, England
Ability to deliver
20.8/40.016.2/20 Reviews0/10 Clients & Experience4.6/10 Market PresenceService focus
20% Sales Outsourcing80% Other -
$100,000+$100 - $149 / hr10 - 49London, England
Ability to deliver
12.6/40.00/20 Reviews8.5/10 Clients & Experience4.1/10 Market PresenceService focus
70% Sales Outsourcing30% Other -
UndisclosedUndisclosed50 - 249London, England
Ability to deliver
18.1/40.013/20 Reviews0/10 Clients & Experience5.2/10 Market PresenceService focus
10% Call Center Services90% Other -
$1,000+< $25 / hr1,000 - 9,999London, England
Ability to deliver
13.9/40.00/20 Reviews10/10 Clients & Experience3.9/10 Market PresenceService focus
10% Sales Outsourcing90% Other -
$1,000+< $25 / hr250 - 999London, England
Ability to deliver
6.6/40.00/20 Reviews3.6/10 Clients & Experience3/10 Market PresenceService focus
80% Call Center Services20% Other -
$1,000+$25 - $49 / hr2 - 9Uxbridge, England
Ability to deliver
6.1/40.00/20 Reviews1.8/10 Clients & Experience4.3/10 Market PresenceService focus
80% Sales Outsourcing20% Other -
UndisclosedUndisclosed10,000+London, England
Ability to deliver
5.4/40.00/20 Reviews0/10 Clients & Experience5.4/10 Market PresenceService focus
23% Call Center Services15% Sales Outsourcing62% Other -
$5,000+Undisclosed10,000+London Office, England
Ability to deliver
5.3/40.00/20 Reviews0/10 Clients & Experience5.3/10 Market PresenceService focus
20% Call Center Services80% Other -
$250,000+< $25 / hr1,000 - 9,999London, England
Ability to deliver
5/40.00/20 Reviews0/10 Clients & Experience5/10 Market PresenceService focus
35% Call Center Services15% Sales Outsourcing50% Other
Latest Call Centers Articles
See all articles![How to Build a Budget for Call Center Services [With Template] cover image](https://images-dev.clutch.co/clutch-static-staging/image/resize/715x400/s3fs-public/article/ba3fb126c373d45b88403b0272fa9201.jpg)
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.
