Best Cold Call Companies for United Kingdom 2025

Appointment Setter Online is a leader in Appointment Setting an award-winning Appointment Setting agency. They've booked 50,000+ appointments and produced over $267M in pipeline value! They are a powerhouse team that takes the headache out of prospecting by booking qualified, high-intent sales appointments for businesses.

Chord is a UK-based lead generation, telemarketing, and appointment booking service provider company. Their USP is their membership marketing program, which helps their clients retain their existing customers and find new ones. They also provide all kinds of data services, such as data sourcing, cleaning, enriching, analyzing, and more. Their email marketing, telemarketing, and lead nurturing services are also highly appreciated by their current clients, as per their reviews.

With more than 60 years of experience, Inside Sales Solutions provides sales, marketing, and channel management services. Their main services include lead management, appointment booking, marketing, training and recruitment of sales reps, and database services. They provide dedicated SDR to their clients to optimize the outputs. Also, they provide event management services to spread their client's brand awareness and generate quality leads.

1 Stop Data Ltd is a UK-based lead generation and marketing service provider focusing mainly on providing intelligent services and customizable options for its clients. Their product OSCAR4 is their 1 stop solution for everything outsourcing. Their second product, B2B live, is another tech-enabled, live data provider with a database of over 2 million companies. They have a database for both B2B and B2C.

Inbox Leads is a B2B sales meeting scheduling services provider. They also help their clients in generating quality and sustainable leads. They have a masterclass where they teach businesses how to generate quality leads. They take a free 2-minute quiz to businesses wanting to work with them to have an idea on clear requirements set up.

For more than 12 years, TBG Group has provided marketing services in the B2B and B2C industries. They provide services in their telemarketing and digital marketing categories. It involves services like Email marketing, lead generation, data services, and many more. Also, their work culture is plan-do-check-act based, giving their clients transparency and quality assurance.

Excelify is a UK-based telemarketing service provider. Currently, they only provide their services to UK-based businesses. They provide high-quality telemarketing and lead generation services. They also help their clients book and schedule meetings with qualified prospects. Excelify has a transparent working relationship with their clients and even provides call recordings to their clients to give them a peace of mind.

MNT Limited is a service provider that helps businesses retain, engage, and increase loyalty to their existing customer base. With 15 years of experience managing relationships with customers, MNT Limited works on a model where it analyzes, strategizes, re-engages, and, ultimately, increases loyalty. It believes it is much easier and more cost-effective for businesses to work on existing customers than to find new ones.

Team Telemarketing Ltd. is a B2B telemarketing service provider that also provides complete outsourcing of the same. Their telemarketing services are multilingual and available in 40. They also provide deep surveys, data insights, and digital marketing services like email marketing, content writing, website tracking, and campaign support.

We Are Team Rocket is a lead generation and list-building service-providing company that also offers complete sales outsourcing services. They work on intent data to get maximum-quality leads. They also give their clients options to choose the desired results level and customize accordingly. They currently serve in 4 continents and about 20 countries. Their goal is to automate the demand generation process for their clients so that they can focus on the actual work that is selling.

Outbound Sales UK Ltd is mainly a B2B appointment booking service provider. They also provide various services like lead generation, running multichannel campaigns, and management and sales outsourcing services. They work with companies that are tight on time and cannot fully take advantage of lead generation and sales outreach.

Kimmunicationplus is a B2B calling service provider. With more than 15 years of experience in the calling field, they have created icebreakers that help convert prospects into customers. They also provide research and consultancy services apart from calling. Their packages include combined services of pre-calling, MIS access, and post-calling analysis services. However, clients can connect with them to get their plan according to their requirements.

The Lead Gen Department is a lead generation and marketing service provider company. They commit to a minimum number of leads every month by the end of the campaign for their clients while having the first interaction. They also provide a research team and tech support to their clients in every package. With their expertise, it usually takes them 14 days to start running campaigns for their clients.

The Telemarketing Company is a telemarketing, sales, and data service provider business. It provides voice-based inbound and outbound services. Its skilled team can work using more than 25 languages. It also guarantees compliance. Of course, regular lead generation, appointment setting, lead nurturing, and event management services are available.

Inside Global is a lead generation and B2B appointment-setting service provider. It provides multilingual support for its global clients and native language content support for clients who need native support. The company uses a multichannel approach to cover more prospects.

Appointment Setter Online is a leader in Appointment Setting an award-winning Appointment Setting agency. They've booked 50,000+ appointments and produced over $267M in pipeline value! They are a powerhouse team that takes the headache out of prospecting by booking qualified, high-intent sales appointments for businesses.

Chord is a UK-based lead generation, telemarketing, and appointment booking service provider company. Their USP is their membership marketing program, which helps their clients retain their existing customers and find new ones. They also provide all kinds of data services, such as data sourcing, cleaning, enriching, analyzing, and more. Their email marketing, telemarketing, and lead nurturing services are also highly appreciated by their current clients, as per their reviews.

With more than 60 years of experience, Inside Sales Solutions provides sales, marketing, and channel management services. Their main services include lead management, appointment booking, marketing, training and recruitment of sales reps, and database services. They provide dedicated SDR to their clients to optimize the outputs. Also, they provide event management services to spread their client's brand awareness and generate quality leads.

1 Stop Data Ltd is a UK-based lead generation and marketing service provider focusing mainly on providing intelligent services and customizable options for its clients. Their product OSCAR4 is their 1 stop solution for everything outsourcing. Their second product, B2B live, is another tech-enabled, live data provider with a database of over 2 million companies. They have a database for both B2B and B2C.

Inbox Leads is a B2B sales meeting scheduling services provider. They also help their clients in generating quality and sustainable leads. They have a masterclass where they teach businesses how to generate quality leads. They take a free 2-minute quiz to businesses wanting to work with them to have an idea on clear requirements set up.

For more than 12 years, TBG Group has provided marketing services in the B2B and B2C industries. They provide services in their telemarketing and digital marketing categories. It involves services like Email marketing, lead generation, data services, and many more. Also, their work culture is plan-do-check-act based, giving their clients transparency and quality assurance.

Excelify is a UK-based telemarketing service provider. Currently, they only provide their services to UK-based businesses. They provide high-quality telemarketing and lead generation services. They also help their clients book and schedule meetings with qualified prospects. Excelify has a transparent working relationship with their clients and even provides call recordings to their clients to give them a peace of mind.

MNT Limited is a service provider that helps businesses retain, engage, and increase loyalty to their existing customer base. With 15 years of experience managing relationships with customers, MNT Limited works on a model where it analyzes, strategizes, re-engages, and, ultimately, increases loyalty. It believes it is much easier and more cost-effective for businesses to work on existing customers than to find new ones.

Team Telemarketing Ltd. is a B2B telemarketing service provider that also provides complete outsourcing of the same. Their telemarketing services are multilingual and available in 40. They also provide deep surveys, data insights, and digital marketing services like email marketing, content writing, website tracking, and campaign support.

We Are Team Rocket is a lead generation and list-building service-providing company that also offers complete sales outsourcing services. They work on intent data to get maximum-quality leads. They also give their clients options to choose the desired results level and customize accordingly. They currently serve in 4 continents and about 20 countries. Their goal is to automate the demand generation process for their clients so that they can focus on the actual work that is selling.

Outbound Sales UK Ltd is mainly a B2B appointment booking service provider. They also provide various services like lead generation, running multichannel campaigns, and management and sales outsourcing services. They work with companies that are tight on time and cannot fully take advantage of lead generation and sales outreach.

Kimmunicationplus is a B2B calling service provider. With more than 15 years of experience in the calling field, they have created icebreakers that help convert prospects into customers. They also provide research and consultancy services apart from calling. Their packages include combined services of pre-calling, MIS access, and post-calling analysis services. However, clients can connect with them to get their plan according to their requirements.

The Lead Gen Department is a lead generation and marketing service provider company. They commit to a minimum number of leads every month by the end of the campaign for their clients while having the first interaction. They also provide a research team and tech support to their clients in every package. With their expertise, it usually takes them 14 days to start running campaigns for their clients.

The Telemarketing Company is a telemarketing, sales, and data service provider business. It provides voice-based inbound and outbound services. Its skilled team can work using more than 25 languages. It also guarantees compliance. Of course, regular lead generation, appointment setting, lead nurturing, and event management services are available.

Inside Global is a lead generation and B2B appointment-setting service provider. It provides multilingual support for its global clients and native language content support for clients who need native support. The company uses a multichannel approach to cover more prospects.