Top 100 Business Processes Outsourcing (BPO) Companies in London

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Top 100 Business Processes Outsourcing (BPO) Companies in London

March 2023

Looking for a top business process outsourcing company in London?

A BPO services firm provides expert services for particular business processes that many companies don't possess in-house. Finding the best one for your company, though, is challenging. 

Jump to Most Reviewed Companies

List of the Best London BPO Services

  • 1
    • Scheduling

      5.0
    • Quality

      5.0
    • Cost

      4.9
    • NPS

      5.0
    Read Full Reviews on Clutch Visit Site
    • $1,000+
    • 10 - 49 employees
    • London, United Kingdom

    Aidey is a business process outsourcing company based in Tel Aviv, Israel and founded in 2017. Managed by more than 10 people, they offer IT managed services, IT consulting and SI, and voice services for small and medium-sized businesses alike.

    Clients

    • MyCheck
    • Loginn
    • Cyber-Duck

    Industries

    Notable Project

    Aidey provides customer support for a self-help podcast. They have been managing chats and emails for their customers with relevant resolutions based on queries they received from customers.

    "Their team quickly understood how our platform worked and now deliver great customer service all around."

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  • 2
    • $5,000+
    • 2 - 9 employees
    • London, United Kingdom

    The 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
    • ThinkAutomation
    • ArtuData
    • Grey Monarch

    Industries

    Notable Project

    Lead Gen Dept. provided lead generation services for a data science and technology consultancy firm. The team refined the target industry list, proposed and finalized targets, and ran campaigns.

    "They genuinely provided a unique, tailor-made campaign."

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  • 3
    • Scheduling

      4.8
    • Quality

      4.8
    • Cost

      5.0
    • NPS

      4.6
    Read Full Reviews on Clutch Visit Site
    • $1,000+
    • 1,000 - 9,999 employees
    • London, United Kingdom

    Quantanite 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
    • American Express
    • Time Inc.
    • Quantcast

    Industries

    Notable Project

    Quantanite provides ongoing support for a recruitment platform. The team assists the finance and operations department, with tasks ranging from basic accounting to data entry.

    "Their analysts are like an extension of our full-time team."

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  • 4
    • $25,000+
    • 10 - 49 employees
    • London, United Kingdom

    Founded in 2014, Deeper Insights is a London based machine learning and data science consultancy. With another office in Portugal, their team of 10 specialize in artificial intelligence, big data consulting, custom software development, and business consulting. Their mid market and enterprise clients are primarily in the advertising, consumer products, financial services, and health care industries. 

    Clients

    • Smith and Nephew
    • Deloitte
    • Breast Cancer Now
    • IAC

    Industries

    Notable Project

    Deeper Insights developed an AI-powered matching algorithm to pair statements of work with optimal contractors and freelancers. They also built a frontend chatbot to aid users in developing their scope of work.

    "On the personal side, I loved their team. They were on time or ahead of time. I can’t fault them for anything."

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  • 5
    • Undisclosed
    • 50 - 249 employees
    • London, United Kingdom

    Abacus 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
    • Safaricom
    • Telenor

    Industries

    Notable Project

    Abacus Cambridge Partners provides Apigee platform management services for a holding company. They also oversee a CIM (Customer Identity Management) platform as well as API maturity and governance.

    “They understand and listen to our needs.”

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  • 6
    • Scheduling

      5.0
    • Quality

      5.0
    • Cost

      5.0
    • NPS

      5.0
    Read Full Reviews on Clutch Visit Site
    • $1,000+
    • 10 - 49 employees
    • London, United Kingdom

    AMD 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
    • Fluuid
    • The PR Genius
    • Vendekin

    Industries

    Notable Project

    AMD Digital provides advertising and marketing services for an outdoor fitness brand. They manage the client's social channels, Google Tag Manager, and Analytics for integrations before launching campaigns.

    "They are extremely data-driven and always make decisions based on accurate numbers."

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  • 7
    • Scheduling

      4.8
    • Quality

      4.8
    • Cost

      4.5
    • NPS

      4.8
    Read Full Reviews on Clutch Visit Site
    • $1,000+
    • 10 - 49 employees
    • London, United Kingdom

    Pearl 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
    • AJ Smart
    • Go International
    • Elevano

    Industries

    Notable Project

    Pearl Lemon provided SEO and PR services for a development and design company. Following a discovery session, They managed the PR campaign and optimized the engine search results.

    "They have a unique team of marketers and SEO specialists."

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  • 8
    • Scheduling

      5.0
    • Quality

      5.0
    • Cost

      5.0
    • NPS

      5.0
    Read Full Reviews on Clutch Visit Site
    • $10,000+
    • 250 - 999 employees
    • London, United Kingdom
    Datapowerhub is a midsize back office outsourcing company founded in 2010. Their services include back office outsourcing and transcription. The agency is headquartered in New York, New York; دبي, United Arab Emirates; San Francisco, California and London, United Kingdom.

    Clients

    • IBM
    • HCL
    • cognizant

    Industries

    Notable Project

    A technology company hired Datapowerhub to perform data research and analysis. They were tasked with collecting and analyzing customer data and compiling their findings in a database.

    "The Datapowerhub team had a very good industry experience and they managed everything seamlessly."

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  • 9
    • Scheduling

      4.5
    • Quality

      4.5
    • Cost

      4.0
    • NPS

      5.0
    Read Full Reviews on Clutch Visit Site
    • Undisclosed
    • 10 - 49 employees
    • Harlow, United Kingdom
    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.

    Notable Project

    A podiatry office hired Medical PA for call center services. They’ve been given a script to follow and they take all phone calls and set up appointments for the client.

    “Our patients love them and compliment how professional they are.”

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  • 10
    • $1,000+
    • 250 - 999 employees
    • London, United Kingdom
    Located in London, United Kingdom, Online Giants is a midsize call center. They focus on voice services and were established in 2013.
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  • 11
    • Undisclosed
    • 10,000+ employees
    • London, United Kingdom

    Webhelp, a call center company, is located in Rīga, Latvia. The small firm was founded in 2000. Their team offers voice services and non-voice bpo/back office services.

    Industries

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  • 12
    • Scheduling

      0.5
    • Quality

      0.5
    • Cost

      3.0
    • NPS

      0.5
    Read Full Reviews on Clutch Visit Site
    • $1,000+
    • 250 - 999 employees
    • London, United Kingdom

    CALLCARE 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

    Notable Project

    CALLCARE provided call answering services for a software company. They were hired to take out-of-hours calls from clients and either route the query to the client's engineers or email it for triage.

    "Most emails were ignored."

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  • 13
    • Scheduling

      4.9
    • Quality

      4.9
    • Cost

      4.9
    • NPS

      5.0
    Read Full Reviews on Clutch Visit Site
    • $1,000+
    • 10 - 49 employees
    • London, United Kingdom

    Established in 2021, Growth Hub is an other marketing company. The agency offers other marketing and business consulting and has a small team.

    Industries

    Notable Project

    Growth Hub runs a credit provider’s lead generation efforts. The client provides market and technical data for outreach script development. The Growth Hub team uses those materials to contact potential leads. 

    “Growth Hub is quickly becoming a trusted advisor and there’s a lot we will work together on in the future.

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  • 14
    • $5,000+
    • 50 - 249 employees
    • London, United Kingdom

    Sales 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

    • AdLib DSP
    • Pixofix
    • SearchMagic
    • GWork

    Industries

    Notable Project

    SalesCaptain led a marketing campaign for a growth finance company. They led an initiative to identify targeted contacts to spark conversations and drive conversions.

    "Their professionalism, experience, and leadership approach resulted in a true partnership relationship."

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  • 15
    • $1,000+
    • 1,000 - 9,999 employees
    • London, United Kingdom
    8x8 is a telephone answering service. Headquartered in San Jose, California; San Jose, California; New York, New York and Buckinghamshire, United Kingdom, their large team offers voice services. The agency was founded in 1987.

    Industries

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  • 16
    • $100,000+
    • 1,000 - 9,999 employees
    • London , United Kingdom
    Firstsource Solutions is a large call center company headquartered in London , United Kingdom; Louisville, Kentucky; Mumbai, India and Muntinlupa City, Philippines. The team offers voice services, non-voice bpo/back office services, finance & accounting outsourcing (FAO), and business consulting.

    Industries

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  • 17
    • Scheduling

      4.5
    • Quality

      4.6
    • Cost

      4.4
    • NPS

      4.6
    Read Full Reviews on Clutch Visit Site
    • $1,000+
    • 250 - 999 employees
    • London, United Kingdom

    Growthonics is a marketing firm founded in London in 2014. With over 1,000 members, they offer email marketing and business consulting solutions to small and mid-market agencies in the field of business services.

    Clients

    • Panasonic, TimeOut, Twitter, TimeInc, Spotify, American Express, TM Lewin, Creditsafe, JustEat, City Panty, Wonderful, Startupbootcamp, Quantcast, Big Ideas Machine, Ascent, Hussle, Doordash, Dale Carnegie, TOG, JustPark, Fonteva

    Industries

    Notable Project

    A SaaS company hired Growthonics for lead generation. They were given a list of criteria and ideal personas to generate prospects.

    “They provided us with some prospects, but most didn’t pan out into leads for us.”

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  • 18
    • $1,000+
    • 1,000 - 9,999 employees
    • London , United Kingdom

    Integreon is a legal services company founded in 1998. Their headquarters is in New York, with multiple offices worldwide in Mumbai, India, Beijing, China, Johannesburg, South Africa, Makati, Philippines and London. Their team of over 1,000 employees offers non-voice BPO/back office services, voice services, and transcription. They primarily work with clients in the financial, business, and legal industries.

    Clients

    • Microsoft
    • Cognizant Technology Solutions

    Industries

    Notable Project

    Integreon helped a global financial services firm to comply with new regulatory requirements. They led the adoption and implementation of new data visualization tools. This reduced the time and resources spent on the client.

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  • 19
    • $10,000+
    • 2 - 9 employees
    • Watford , United Kingdom

    Juice Tactics specializes supports HubSpot users and agencies with a range of productized services.  Headquartered in Watford, United Kingdom, and established in 2014, they have 17 specialists worldwide. Their services include voice services, SEO, and social media marketing.

    Clients

    • BBJ Group
    • Turtons
    • The Retail Doctor
    • Kore Software

    Notable Project

    Juice Tactics consulted on how to best utilize HubSpot to manage internal tasks, which has involved custom-developing a website.

    "They care to provide quality, and they care to make your experience as enjoyable as possible."

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  • 20
    • $1,000+
    • 50 - 249 employees
    • London, United Kingdom

    Commversion UK is a  live chat service firm that provides conversion optimization and back office services to their small business, mid-market, and enterprise clients in the real estate, hospitality and leisure, and automotive industries. Their London office is made up of 250 employees.

    Clients

    • JLL
    • Douglas & Gordon
    • Marsh & Parsons
    • Sotheby's International Realty

    Industries

    Notable Project

    Commversion UK operates a 24-hour live chat service that handles bookings and answers questions. 

    "Clients think we have a chat center dedicated only to us!"

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  • 21
    • Scheduling

      4.8
    • Quality

      4.9
    • Cost

      4.6
    • NPS

      5.0
    Read Full Reviews on Clutch Visit Site
    • $5,000+
    • 10 - 49 employees
    • Kingston Upon Thames, United Kingdom

    incite 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
    • HPE
    • Intel
    • Adobe

    Industries

    Notable Project

    incite provides lead generation and qualification, targeting large companies with difficult-to-reach decision-makers. Their digital and analog outreach and follow-up ensure a constantly full pipeline.

    "It's absolutely unrealistic to expect a small company to do everything we ask of them, but incite does it very well."

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  • 22
    • $1,000+
    • 250 - 999 employees
    • London, United Kingdom

    Morae Global is a legal consulting and solution providing firm that has offices in Hong Kong, Switzerland, Banglore, India, London, Washington, DC, and New York City. Founded in 2005, Morae Global's team of 133 employees offers non-voice BPO/ back office services, and voice/call center solutions to their clients.

    Industries

    Notable Project

    The team at Morae Global partnered with a legal firm in order to provide back-office services to the firm. Morae Global provided back office and data entry services to the client. The firm handles most of the client's data entry tasks and legal documents. The client was very pleased with the work done by the team at Morae Global. 

    "We have increased our ability to handle cases and clients in a more expedited manner...They do a great job. We're happy." — Director, Legal Firm 

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  • 23
    • $5,000+
    • 10 - 49 employees
    • London , United Kingdom
    Call Vidia is a non-voice bpo/back office services and answering service company located in Bakersfield, California and London , United Kingdom. The small company was launched in 2018. Their team focuses on non-voice bpo/back office services and voice services.
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  • 24
    • $1,000+
    • 250 - 999 employees
    • London, United Kingdom

    Hi-Tech BPO is a BPO company founded in 1992. Based in Ahmedabad, India, they have additional offices in Santa Clara, Calif., New York and London. The team of 5 employees specializes in non-voice BPO/Back office services, market research and BI & Big data consulting & SI.

    Clients

    • Siemens
    • Volkswagen
    • Domino's Pizza
    • Dow

    Industries

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  • 25
    • Scheduling

      5.0
    • Quality

      5.0
    • Cost

      5.0
    • NPS

      5.0
    Read Full Reviews on Clutch Visit Site
    • $1,000+
    • 10 - 49 employees
    • 85 Great Portland Street London, United Kingdom

    Orpiv 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

    Notable Project

    Funel provided call center lead generation services for a nonprofit organization. The team was tasked to help with appointments, securing leads, and transferring warm calls to the company's in-house team.

    "We liked the humble attitude of the team and their eagerness to learn more."

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  • 26
    • Undisclosed
    • 2 - 9 employees
    • London, United Kingdom
    Small document digitization & management and customer service outsourcing company Future Formations Ltd, is in London, United Kingdom. Founded in 2020, the team provides document digitization & management and customer service outsourcing.
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  • 27
    • Scheduling

      5.0
    • Quality

      5.0
    • Cost

      5.0
    • NPS

      5.0
    Read Full Reviews on Clutch Visit Site
    • $1,000+
    • 2 - 9 employees
    • London, United Kingdom
    Scaled 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

    Notable Project

    Scaled provides digital marketing & strategy services for a branding agency. They help client scale their business and manage their tasks to continually improve their digital presence.

    "Their firsthand experience in successfully scaling a business has provided us with invaluable insights."

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  • 28
    • $1,000+
    • 10 - 49 employees
    • London, United Kingdom

    Based in London, United Kingdom and Cardiff, United Kingdom, I Need Leads LTD is a back office outsourcing and sales outsourcing company. The small agency was launched in 2022. Their team specializes in back office outsourcing and sales outsourcing.

    Notable Project

    I Need Leads LTD is helping an insulation contracting company rank better on Google search results as fast as possible. Around three teammates work directly with the client on this project. 

    "I liked how easygoing everyone is."

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  • 29
    • $1,000+
    • 10 - 49 employees
    • London, United Kingdom

    Founded 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
    • WMC Legal

    Notable Project

    Carden IT Services provided IT support for an educational experience platform. Their team provides remote support over the phone and email.

    "The consistent calm and supportive manner of the team and their tenacity in resolving my issues."

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  • 30
    • $1,000+
    • 50 - 249 employees
    • London , United Kingdom
    TelemarketingPower.com is a call center company founded in 2001. The midsize Surry Hills, Australia-based team focuses on voice services.

    Industries

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