Top 100 Call Center Services in London
The Best of November 2024
Looking for a top voice service and call center company in London?
Voice services companies provide value to your company: automating your client communication allows your company the flexibility to devote resources to core firm-building activities.
To assist you in your search for a partner, we’ve compiled this list of the top voice and call center services in London. Browse descriptions, feedback, and awards to find which can best suit your company’s needs.
List of the Best London Voice Services Providers
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Featured providers
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- $1,000+
- 1,000 - 9,999 employees
- Wilmington, DE
Read MoreSupportYourApp is a Support-as-a-Service company founded in 2010 and headquartered in Wilmington, US. SupportYourApp's team of over 2000 professionals provides secure technical, customer support, and CX services to growing companies around the globe.
Industries
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- $1,000+
- 250 - 999 employees
- Orlando, FL
Read MoreXACT is a telecommunications company, founded in 1998 and located in Orlando, Fla. They have 69 employees specializing in custom-designed contact center solutions for companies in business services, finance, and consumer products and services. They offer voice services, help desk and web support, marketing, and virtual receptionist services.
Industries
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- $1,000+
- 1,000 - 9,999 employees
- Chicago, IL
Read MoreHugo is a back office outsourcing company. They focus on back office outsourcing, finance & accounting outsourcing (FAO), customer service outsourcing, sales outsourcing, and more and were founded in 2017. Their large team is Chicago, Illinois-based.
Industries
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1
- $5,000+
- 10 - 49 employees
- London, England
Read MoreThe Lead Gen Dept is a digital agency based in London that specializes in helping B2B companies generate and engage sales-ready leads with your ICP. Founded in 2019, The Lead Gen Dept has a specialized team helping clients to connect and book meetings with pre-approved target accounts. They have significant experience in the enterprise space and take care of all the top-of-funnel activities leading to a prospect requesting a call.
Clients
- WhosOn
Industries
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2
- $5,000+
- 50 - 249 employees
- London, England
Read MoreSales outsourcing company SalesCaptain was launched in 2021. Their small team is located in London, United Kingdom. SalesCaptain provides sales outsourcing, direct marketing, CRM consulting and SI, call center services, and more.
Clients
- WorkReduce
Industries
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3
- $1,000+
- 2 - 9 employees
- London, England
Friday Solved, a business consulting company, is based in London, United Kingdom. They offer business consulting, marketing strategy, content marketing, content writing services, and more and were established in 2018.Read MoreIndustries
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4
- $1,000+
- 10 - 49 employees
- London, England
Read MoreOrpiv is a digital marketing agency that has been offering web development, social media marketing, and other digital marketing services to their small business, enterprise, and mid-market clients in the IT, business services, and advertising and marketing industries since 2014. Their 50 employees are based out of their offices in Baramulla, India and Denmark.
Industries
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5
- $1,000+
- 1,000 - 9,999 employees
- London, England
Read MoreQuantanite is a professional services company based in London and has offices in Johannesburg and Dhaka, Bangladesh. The company, founded in 2014, has more than 1,000 employees and provides non-voice BPO/back office services, voice services, transcription, AI, and email marketing services. Quantanite serves small and larger-sized companies in various industries that include automotive, business services, and consumer products & services.
Clients
- Just Park
Industries
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6
- Undisclosed
- 50 - 249 employees
- London, England
Read MoreAbacus Cambridge Partners is a tech consultancy and BPO company that was founded in 2017. The core London-based team of about 50 coordinates voice, ERP consulting and system integration, IT strategy consulting services for midmarket and enterprise-sized clients in the e-commerce space.
Clients
- Hafilat Industry LLC
Industries
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7
- $1,000+
- 10 - 49 employees
- London, England
Read MoreAMD is a business consulting company. The small London, United Kingdom-based agency was established in 2019. Their services include business consulting, email marketing, advertising, voice services, and more.
Clients
- Mind Future Gaming
Industries
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8
- $1,000+
- 2 - 9 employees
- London, England
Read MoreCallpalooza is a sales outsourcing company based in London, United Kingdom. The small team provides sales outsourcing, social media marketing, and search engine optimization. The company was founded in 2020.
Clients
- All Services 4 U
Industries
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9
- $1,000+
- 10 - 49 employees
- Fitzrovia, England
Read MoreGLO - Generate Leads Online is a freelance digital marketing agency based in Ipswich, England. Founded in 2019, the company offers SEO, web design, and PPC services to small businesses. Their SEO services focus on on-site optimization, link earning, and local search.
Clients
- Fees Free Mortgages
Industries
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10
- $5,000+
- 10 - 49 employees
- London, England
Lialoom, a sales outsourcing company, is located in London, United Kingdom and Warszawa, Poland. The small team provides sales outsourcing, business consulting, public relations, marketing strategy, and more. The company was established in 2023.Read MoreIndustries
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11
- $1,000+
- 2 - 9 employees
- London, England
Read MoreOne Umbrella is a SaaS & tech digital marketing growth company based in London. The company, founded in 2019, has a team of less than ten that provides social media marketing and PPC services. One Umbrella serves small and larger-sized companies in the business services, education, IT, and e-commerce industries.
Clients
- Dyson
Industries
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12
- $5,000+
- 10 - 49 employees
- Kingston Upon Thames, England
Read Moreincite is a growth marketing and lead generation agency in Kingston Upon Thames, United Kingdom. Founded in 2003, they have about 7 employees that serve mostly small businesses in the advertising, IT, and business sectors. Services include business consulting, content marketing, and digital strategy.
Clients
- CPA
Industries
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13
- $1,000+
- 2 - 9 employees
- London, England
Simpout is a sales outsourcing company. Established in 2022, the small company is headquartered in London, United Kingdom. Their services include sales outsourcing and email marketing.Read MoreIndustries
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14
- $1,000+
- 10 - 49 employees
- London, England
Read MorePearl Lemon is a London based digital strategy agency that was founded in 2016. Their team of 13 employees specializes in SEO, email marketing, and social media marketing.
Clients
- Asteria Diamonds
Industries
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15
- $1,000+
- 2 - 9 employees
- London, England
Read MoreScaled is a business consulting company. The small team is headquartered in London, United Kingdom. Their services include business consulting, corporate training, commercial financing, funding, & investment, and sales outsourcing.
Industries
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16
- $100,000+
- 10 - 49 employees
- London, England
Sales Outsourcing company BYG Advantage is headquartered in New York, New York and Singapore, Singapore. Founded in 2010, the team provides Sales Outsourcing and Marketing Strategy.Read MoreIndustries
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17
- $1,000+
- 250 - 999 employees
- London, England
Read MoreCALLCARE is a midsize call center service launched in 1998. Their services include voice services and non-voice bpo/back office services. The company is based in London, United Kingdom.
Industries
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18
- $1,000+
- 10 - 49 employees
- London, England
Read MoreFounded in 2009, Carden IT Services in a London based IT company with offices in Brighton, Essex and New York City. They have a team of 13 who provide IT managed services, IT consulting, IT strategies, and voice services to small and mid market businesses.
Clients
- Levicks Accountants
Industries
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19
- $1,000+
- 1,000 - 9,999 employees
- London, England
Read MoreNICE inContact is a call center software and voice services provider based in Sandy, Utah, that was established in1997. Their team of more than 1200 employees offers voice call services, inbound lead resolution, customer support, and a customer interaction cloud software.
Industries
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20
- Undisclosed
- 10 - 49 employees
- Harlow, England
Answering service Medical PA was launched in 2005. The small team offers call center services, customer service outsourcing, and back office outsourcing. The company is in Harlow, United Kingdom.Read MoreIndustries
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21
- $1,000+
- 1,000 - 9,999 employees
- London, England
Read MoreLiveHelpIndia is a back office outsourcing company founded in 2006. They are headquartered in San Jose, California and have a midsize team. Their services include back office outsourcing, customer service outsourcing, and sales outsourcing.
Industries
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22
- $1,000+
- 250 - 999 employees
- London, England
Online Giants is a call center founded in 2013. The company offers Call Center Services and Customer Service Outsourcing.Read More -
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- Undisclosed
- 10 - 49 employees
- London, England
Tovie AI is an artificial intelligence company in London, England. They offer Artificial Intelligence and AI Consulting.Read MoreClients
- BNP Paribas Cardif
Industries
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24
- $1,000+
- 10 - 49 employees
- London, England
The Lead Generation Company is a small non-voice bpo/back office services and phone answering service. The Glasgow, United Kingdom-based agency was established in 2012. Their services include non-voice bpo/back office services and voice services.Read More -
25
- $1,000+
- 10 - 49 employees
- London, England
3C Online, a Customer Service Outsourcing company, was launched in 2015. The team specializes in Customer Service Outsourcing and Sales Outsourcing.Read MoreClients
- Oxehealth
Industries
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26
- $1,000+
- 10 - 49 employees
- Harlow, England
Established in 2004, Zebra Connexions Ltd is an answering service. The small team specializes in Call Center Services and Back Office Outsourcing.Read MoreIndustries
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27
- Undisclosed
- 50 - 249 employees
- London, England
Established in 1995, Intradiem is a midsize phone answering service located in Alpharetta, Georgia and London, England. Their team offers Call Center Services and Artificial Intelligence.Read MoreIndustries
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28
- Undisclosed
- 50 - 249 employees
- London, England
TIPi Group, a digital strategy company, was established in 2015. The company focuses on digital strategy, other digital marketing, voice services, pay per click, and more and has a midsize team.Read More -
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- $5,000+
- 10 - 49 employees
- London, England
Read MoreCurral is a lead generation agency based in Stevenage, England. Founded in 2017, their team of more than two provides direct marketing, voice services, and social media marketing solutions for small and mid-market firms across various industries.
Clients
- Digiruu
Industries
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30
- $5,000+
- 50 - 249 employees
- London, England
Maverick Velocity is a sales outsourcing company established in 2015. The company offers sales outsourcing and has a midsize team.Read More
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