Top 50 Telemarketing Companies in London

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.

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.

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

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.

Located in London, United Kingdom, Online Giants is a midsize call center. They focus on voice services and were established in 2013.

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.

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.

TelemarketingPower.com is a call center company founded in 2001. The midsize Surry Hills, Australia-based team focuses on voice services.

Established in 1987, Abacus Global is a answering service. Based in Lahore, Pakistan; London, United Kingdom; New York, New York and Dubai, United Arab Emirates, their large team offers call center services, business consulting, sales outsourcing, IT staff augmentation, and more.

Call center NextCall is located in Covent Garden, United Kingdom. The midsize team focuses on voice services. The agency was launched in 2015.

IRecruit Tech is a digital strategy company. The small Bohemia, New York-based agency was founded in 2016. Their team specializes in digital strategy, e-commerce development, transcription, finance & accounting outsourcing (FAO), and more.

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.

Genisys Group is a large UX company. Launched in 1985, the agency is in London, United Kingdom; Bengaluru, India and New York, New York. Their team provides ux/ui design, IT strategy consulting, cloud consulting & SI, IT managed services, and more.

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.

RSVP is a non-voice bpo/back office services company. Their small team is located in London, United Kingdom. Their services include non-voice bpo/back office services, voice services, and social media marketing.

Smart Call Solutions Pvt Ltd is a Rawalpindi, Pakistan-based call center. They specialize in call center services, digital strategy, search engine optimization, and customer service outsourcing and were established in 2022.

Sugar Beet is a small business consulting company. Founded in 2015, the team focuses on business consulting, voice services, market research, direct marketing, and more. The company is located in London, United Kingdom.

Answering service company Zebra Connexions Ltd is headquartered in Harlow, United Kingdom. The small team focuses on call center services and back office outsourcing. The company was established in 2004.

RPSI Limited: TECH-TEEM is a non-voice bpo/back office services company. They focus on non-voice bpo/back office services, voice services, finance & accounting outsourcing (FAO), branding, and more and were founded in 2019. The firm is based in London, United Kingdom and Dhaka, Bangladesh.

Answering service company Microtalk was established in 2008. The midsize team focuses on call center services. The firm is headquartered in London, United Kingdom and Kolkata, India.

Hire Live Support is a Cerritos, California-based call center service. The small team offers voice services, non-voice bpo/back office services, graphic design, and video production and was established in 2009.

PrismPro consulting International is a digital strategy company. They specialize in digital strategy, email marketing, affiliate marketing, call center services, and more and were founded in 2020. Their midsize team is Ruislip, United Kingdom-based.

Signature SEO & Calls Solutions is a Peshawar, Pakistan-based answering service. The company provides call center services, web design, web development, advertising, and more and is small.The company was founded in 2016.

The Covalence is a small Rawalpindi, Pakistan-based marketing strategy company. Established in 2018, the team focuses on marketing strategy, web development, call center services, and customer service outsourcing.

L2 Global Technologies pvt ltd. Is a CRM consulting and SI company in Hounslow, United Kingdom and Gannavaram, India. The small team offers CRM consulting and SI, web development, mobile app development, application management & support, and more and was launched in 2014.

Emerj.io is a London, United Kingdom-based phone answering service. They offer call center services, tax law, back office outsourcing, direct marketing, and more and were launched in 2020.

TwoStaff is a back office outsourcing company founded in 2022. They are headquartered in London, United Kingdom and Ahmedabad, India and have a small team. The company provides back office outsourcing, call center services, customer service outsourcing, staffing, and more.

Headquartered in London, United Kingdom and Ripon, United Kingdom, The Business Outsourcing Company is a non-voice bpo/back office services and call center. The small agency was established in 2013. Their services include non-voice bpo/back office services and voice services.

Located in Wembley, United Kingdom and Abbottabad, Pakistan, Cybrosys Communications is a small call center company. They provide call center services and were established in 2022.

Branding agency Logical Wiz is in London, United Kingdom. The small team provides branding, web design, product design, call center services, and more. The firm was established in 2019.