London’s 16 Fastest Growing Call Center Startups

At Best Startup London we track over 100,000 London based startups and over 500,000 people who hold key positions in these companies. We use this directory of startups to highlight top employees, founders and organisations we think deserve more appreciation than they are currently getting.

We’ve ranked the top 16 Call Center companies in London. The companies, startups and institutions listed in this article are all exceptional companies, well worth a follow. We have included links to their websites, socials and CrunchBase (if you’re interested in their financials).

We selected the organisations listed in this article based on:

• Track record
• Executive leadership
• Market share
• Innovation
• ESG rating

Our Data – We source our data from OSINT (open source intelligence) and public directories such as Crunchbase, SemRush and many more. The data from these sources should be treated with a degree of caution and verified yourself.

Top Call Center Companies & Startups (London)

PolyAI

PolyAI develops a machine learning platform for conversational artificial intelligence.

Speakerbus

Speakerbus delivers voice solutions to global Fortune 1000 corporations within the financial services & command sectors.

Sabio

Sabio is an innovative unified communications and contact center services company.

Yokeru

Yokeru proactively monitors the well-being of vulnerable individuals in communities.

SmartCalling

Transforming the outbound communcation experience.

In-Gage

In-Gage is a software company that provides real-time personal insights for key roles in contact centers.

Excelify Solutions

We offer quality telemarketing, sales, lead gen services for customers who want to access more sales opportunities and grow their business.

Norango

Norango provide expert 24/7 call answering services to businesses all over the world.

NG Telecom

NG Telecom will help you become a prosperous, modern company, a new telephone line, a call center or A support network.

Engage24x7

Engage24x7 is a B2B organization, specializes in creating innovative IMS solutions, CRM & all sorts of outsourcing solutions.

Manor IT

Manor IT is a telecommunication service provider that offers hosted VoIP solutions, MVNO mobile services, and corporate business solutions.

Confero

Confero is an outsourcing company that offers telemarketing, inbound, outbound, and fulfillment services to various businesses.

i-Net Communications Inc.

i-Net Communications Inc. is a leading telecommunications network provider and the pioneer in cloud-hosted call center solutions.

Autom8 Connect

Autom8 Connect is the contact centre platform that makes connections easy.

CardEasy

CardEasy offers a stable, PCI DSS compliance payments system for contact centers for both audio and digital channels.

Revolution Phones

Revolution Phones is a telecommunication company that provides business telephone systems and specializes in Hosted VoIP solutions.