Top Lead Generation Companies in the UK [A List of 2025]

Finding the right (+ potential) leads in the UK today can feel impossible.

(Because many UK companies don’t share direct emails, decision-makers are hard to reach, and public data quickly becomes outdated due to changing roles and GDPR rules.)

You spend hours sending emails that bounce, chasing contacts that no longer work, and dealing with gatekeepers.

Sales teams waste time searching instead of talking to people who could actually respond.

Lead generation companies in the UK solve this by providing verified B2B contacts.

They give accurate details so your team can spend time reaching out, not hunting for information.

In this post, we’ll cover:

• Top lead generation companies in the UK
• How do they solve common lead problems
• How to pick the right partner for your business

By the end, you’ll know how to get leads that actually help your sales team perform.

Top 10 Lead Generation Companies in the UK (A Detailed Explanation)

Let’s learn about each lead generation company in detail, considering its establishment, services, and clients it has served. 

1. SalesCaptain
2. Pearl Lemon Leads
3. Sopro
4. SalesAR
5. Growleady.io
6. A-Sales AB
7. Lead Gen Dept.
8. Paragon Sales Solutions
9. GLO
10. Fractional Teams

1. SalesCaptain

• Clutch Ratings: 4.7⭐/5 (16 reviews)

SalesCaptain is first on our list of lead generation companies in the UK for two main reasons:

The team combines AI-driven prospecting with personalized outreach on email and LinkedIn. They set up processes to manage leads and keep campaigns running.

SalesCaptain uses intent data and custom campaigns. They collect information from over 100 niche sources and more than 20 tools to make sure leads are accurate.

Their data includes company details, technology used, industry, job roles, and other insights. This gives a full picture of each prospect.

This approach helps businesses reach the right people, start conversations, and turn them into sales opportunities.

Apart from that, SalesCaptain follows a process of lead generation that is divided into four parts:

• ICP research and validation
• Multi-channel outreach campaigns
• AI-powered personalization at scale
• Performance tracking and optimization

They also combine your target niches with intent, funding, and revenue data. Then, they layer on 250+ more data points to build prospect lists of companies actively seeking solutions like yours.

Results:

Now, let’s learn about the services SalesCaptain offers. 

Services

• Outbound Sales 
• Inbound-Led Outbound 
• CRM Enrichment 
• LinkedIn Social Selling 
• Clay & AI 
• AI Go-to-Market strategy

Pricing

• Minimum project size: $5,000+
• Average hourly rate: $200 – $300/hr
• Most common project size: $10,000 to $49,000

2. Pearl Lemon Leads

• Clutch Ratings: 4.8⭐/5 (60 reviews)

Pearl Lemon Leads is a multi-award-winning agency based in London and New York. 

They specialize in B2B lead generation, SEO, and PPC. They also help businesses across the UK with:

• Tailored outreach campaigns
• Targeted appointment setting
• LinkedIn prospecting
• Cold emailing to generate qualified leads

It differs from other agencies in its transparent processes, measurable outcomes, and flexibility tailored to every client.

Pearl Lemon Leads is not just another agency promising vague results. 

Its difference lies in:

• Accountability: Provides clear reporting and communication so clients know where opportunities come from.
• Flexibility: Offers retainer-based or project-based models, letting businesses choose what fits their needs.
• Industry range: Works with finance, property, healthcare, technology, and other professional services.

With over 1,000 five-star reviews and campaigns executed worldwide, our methods are built on years of delivering measurable outcomes for businesses of every size.

We serve businesses of all sizes, from startups building pipelines to enterprises scaling teams, across SaaS, finance, healthcare, education, property, eCommerce, and professional services.

Our lead generation supports UK industries and beyond with tailored strategies for measurable growth.

Services

• B2B Lead Generation
• B2C Lead Generation
• Inbound Lead Generation
• Outbound Lead Generation
• Cold Email Consulting
• Email Marketing Training
• Telesales and Telemarketing Training

Pricing

• Minimum project size: $1,000+
• Average hourly rate: Undisclosed
• Most common project size: Less than $10,000

3. Sopro

• TrustPilot Ratings: 4.6⭐/5 (60 reviews)

Sopro is another popular lead generation company in the UK.

This company helps businesses get high-intent leads built around their exact audience. Your team can spend time connecting with prospects.

Here’s how they work:

• Build lists from scratch using advanced data sources, content crawling, and layered algorithms.
• Verify each contact, filter for potential, and ensure GDPR compliance.
• Use IP-matching technology to uncover relevant prospects beyond known targets.
• Combine email, LinkedIn, web chat, and phone outreach in one connected campaign.
• Provide a live dashboard for campaign tracking and CRM integration.

Sopro uses 160 data points per lead, including company info, industry, job role, and other insights, giving a complete prospect profile. 

By following this approach, Sopro helps businesses reach the right people and start conversations that turn into opportunities.

Results:

Let’s now learn about the services Sopro provides to their clients or prospects.

Services

• B2B lead generation
• B2B email marketing
• B2B demand generation
• B2B appointment setting
• B2B account-based marketing
• B2B multi-channel marketing

Pricing

• Minimum project size: $1,000+
• Average hourly rate: Undisclosed
• Most common project size: Less than $10,000

4. SalesAR

• Clutch Ratings: 4.9⭐/5 (118 reviews)

SalesAR is a B2B lead generation company that helps businesses reach the right decision-makers.

Over 650 clients get up to 400 qualified leads every month with their outreach strategy.

Every campaign is built to identify prospects who can convert. That is the main goal.

What sets SalesAR apart:

• Six years in the market and active across 30 industries
• Trusted by hundreds of business owners
• Clean data with proper inbox delivery and clear reporting

The process is hands-on from start to finish:

• ICP research to understand your ideal customer
• List building and lead qualification
• Technical setup for campaigns
• Outreach across email, LinkedIn, and phone, all personalized

SalesAR works in more than 40 countries, helping businesses grow pipelines without guessing.

The results are consistent, the approach adapts to your needs, and the goal stays the same, turning outreach into opportunities.

Services:

• Lead Generation
• Sales
• Email Marketing
• B2B Lead Generation Services
• B2B Appointment Setting Services
• Outbound Sales Strategy
• Email Prospecting
• Sales Development

Pricing

• Minimum project size: $1,000+
• Average hourly rate: < $25 / hr
• Most common project size: $10,000 – $49,999

5. Growleady.io

• Saleshandy Agency Rating: 4.3⭐/5

Growleady is a UK lead generation agency that helps B2B companies connect with the right people and generate actionable leads.

They handle cold email campaigns, LinkedIn outreach, and appointment setting to generate leads for B2B companies.

The company manages prospecting, writes all email copy in-house, and runs campaigns through a data system.

Clients receive transparent reporting and a dedicated Slack channel for updates and communication.

Why Growleady stands out:

• Experience across clients: Worked with founders, executives, sales teams, and venture funds
• Tailored approach: Campaigns adapt to each client’s needs
• Proven pipelines: Case studies show consistent leads across industries

How they work:

• Build campaigns based on your ideal customer profile
• Find targeted prospects using multiple sources; no bought lists
• Write and optimize email copy to match your brand
• Run campaigns across email, LinkedIn, and other channels
• Track results and provide reporting for transparency
• Test different campaigns and copy to see what works

Results:

Growleady works well for companies that want a structured outbound system without building an internal team. Businesses can use their process and start generating leads quickly.

Services

• Appointment Setting
• Cold Email Outreach
• Cold Calling
• Account-Based Marketing
• LinkedIn Lead Generation
• Outsourced SDR Service
• Lead Generation Training

Pricing

• Minimum project size: $1,000+
• Average hourly rate: Undisclosed
• Most common project size: Less than $10,000

6. A-Sales AB

• Clutch Ratings: 5.0⭐/5 (52 reviews)

A-Sales AB has been helping B2B companies generate leads for over 7 years. The company has more than 50 companies that trust them.

It has clients that include Google, Amazon, Yele, Bolt, Uber, and other prominent names.

What makes them stand out is their results-only pricing model. You pay only for booked meetings, not empty promises.

The process is structured and simple:

• Onboarding and understanding your business
• ICP research and strategy
• Setting up outreach across email, LinkedIn, and phone
• Delivering qualified meetings directly to your calendar

They work with industries like healthcare, financial services, consulting, construction, and IT. These sectors need precise targeting and quality conversations.

A-Sales uses 30+ tools to ensure clean data, smooth outreach, and measurable results.

Case studies show meetings booked with enterprise accounts within weeks. The ROI is clear, and the process is transparent. For businesses aiming for high-ticket deals, A-Sales delivers results without risk.

Services

• Appointment setting with high lead-to-deal potential
• Cold email outreach campaigns
• Intent-based cold calling for high-ticket deals
• Account-based marketing for enterprise prospects
• LinkedIn lead generation 
• Outsourced SDR services

Pricing

• Minimum project size: $1,000+
• Average hourly rate: < $25/hr
• Most common project size: Less than $10,000

7. Lead Gen Dept.

• Clutch Ratings: 4.9⭐/5 (27 reviews)

The Lead Gen Department is one of the UK’s top-rated lead generation agencies.

What makes them stand out: a bold guarantee. They promise a minimum number of qualified meetings, or they continue working at no cost for up to one extra month.

How they work:

• Each campaign reaches around 800 prospects using calls, email, and LinkedIn
• They manage your inbox and calendar so qualified meetings go straight into your diary
• The team ensures appointments are set with the right people, not just anyone

Clients include Parker Software, Secure Impact, and others. Campaigns have generated over £500,000 in pipeline and more than 20 meetings within two months.

Industries served: SaaS, consulting, manufacturing, AI, cybersecurity, IoT, and software development. These sectors need quality leads more than quantity, and that is where the Lead Gen Department delivers.

Services

• Telemarketing
• Cold email outreach
• LinkedIn outreach

Pricing

• Minimum project size: $5,000+
• Average hourly rate: $100 – $149/hr
• Most common project size: $10,000 – $49,999

8. Paragon Sales Solutions

• Clutch Ratings: 4.9⭐/5 (43 reviews)

Paragon Sales Solutions has been active since 2018, with a team holding over 30 years of combined experience in sales and marketing.

Their main focus is telemarketing, and they have delivered more than 4,700 campaigns worldwide. They also manage digital channels, including SEO, paid ads, social media, and email.

How they work:

• Start with discovery to understand your business and goals
• Define objectives for campaigns
• Design and deploy campaigns across telemarketing and digital channels
• Track progress with call recordings and KPI reports

Industries served include SaaS, IT, solar energy, sports, branding, and cleaning. One campaign engaged 84 companies and delivered 10 qualified leads from 1,573 accounts.

Clients such as Nenette Scrivener and organizations like Grace Foundation rely on them for steady, conversation-driven lead generation.

If your business wants conversations that lead to opportunities and numbers you can track, Paragon is a partner to consider.

Services

• Telemarketing
• Digital Marketing
• Lead Generation
• Sales Training
• Social Media
• Call Answering Services
• Online Sales Courses
• Paid Advertising
• The Sales Shop

Pricing

• Minimum project size: $1,000+
• Average hourly rate: $25 – $49/hr
• Most common project size: Less than $10,000

9. GLO

• Clutch Ratings: 4.9⭐/5 (26 reviews)

GLO (Generate Leads Online) is a UK agency that combines digital marketing and automation to deliver leads. They build systems that help businesses attract, convert, and grow leads online.

Their work includes:

• SEO and HubSpot automation
• Google, Meta, LinkedIn, and TikTok ads
• Web design, copywriting, branding, and video production

They combine design with lead generation to make user journeys simple and easy.

Clients include SMART Modular Buildings and Shonsys. GLO ensures leads are exclusive and usable, so every contact can be acted on.

They are certified partners with Google, Meta, and HubSpot, which shows that proper standards are followed.

GLO works as a growth partner, giving clear communication and measurable results.

Services

• Lead Generation (inbound, pay-per-lead) 
• LinkedIn Lead Generation / LinkedIn Automation 
• SEO (Search Engine Optimization) 
• Google Ads / PPC Advertising 
• Meta Ads (Facebook / Instagram) 
• Digital Marketing / Web Design / Web Agency Services (design, branding, development) 
• SEO Copywriting / Content Creation 
• HubSpot / Marketing Automation (CRM setup, workflows) 
• HubSpot Marketplace
• Inbound Lead Magnet / Landing Page Strategies 

Pricing

• Minimum project size: $1,000+
• Average hourly rate: $50 – $99/hr
• Most common project size: $10,000 – $49,999

10. Fractional Teams

• Clutch Ratings: 5.0⭐/5 (5 reviews)

Fractional Teams works with B2B tech companies in the UK, mainly in cloud, IT, and communications. They act as an on-demand marketing and product team, not just a lead generation vendor.

Clients include Cudo Compute, Akixi, Cavell, and Netaxis Solutions. Campaign results show their impact:

One lead-magnet project delivered 130 downloads, 42 new contacts, and a 25% conversion rate

A LinkedIn program for a telco client achieved 42% follower growth and 48% engagement increase in six months

How they work:

• Conduct market research and build ICPs
• Create content and lead magnets
• Run outreach across email, LinkedIn, and search ads
• Nurture leads until they are CRM-ready
• Share performance data openly so businesses know results

Pricing offers:

• Lead-gen packages like the Prospector plan start at £1,495
• Fractional leadership support, such as CMO or CPO, starts at £900 per day

For UK tech companies, Fractional Teams offers measurable campaigns, proven results, and a team that can work as an extension of your business.

Services

• Fractional marketing teams for tech companies
• Product marketing and positioning
• Technical content creation and messaging
• Industry-specific campaign development
• Project-based consulting services
• Integration with existing teams

Pricing

• Minimum project size: $1,000+
• Average hourly rate: $150 – $199/hr
• Most common project size: $50,000 – $199,999

Finding the Right Lead Generation Company for Your Business

Choosing the right lead generation agency takes effort, but it pays off. The right partner will keep your pipeline filled and support steady growth.

Every business is different, so match an agency to your industry, customers, and goals.

Didn’t find your fit here? Explore more options on the Saleshandy Agency Partner page.

And if you want to go beyond agencies, try Saleshandy. It gives access to 700M+ B2B contacts and a cold email platform built to keep deliverability high, even with a small team.

FAQs About Lead Gen Companies in the UK

1. How much do lead generation companies in the UK charge?

UK lead generation companies charge £2,000–£10,000 per month, while pay-per-lead options cost £50–£500. That depends on your industry and target audience.

2. Should I hire a lead generation company or build an in-house team?

I would suggest that if your business is under £5M in revenue, you should go for an agency. It will cost you a huge amount of money to build an in-house team.

3. How do I choose the right lead generation partner?

You need to focus on the industry experience first. Ask for case studies from similar companies, and verify their GDPR compliance. And you’d always start with small test campaigns before committing long-term. There are companies like SalesAR that offer transparent track records you can actually verify.

4. What industries benefit most from lead generation companies in the UK?

B2B SaaS and professional services benefit the most from expert lead generation, especially for complex, high-value sales. Fractional Teams focuses on tech, and Pearl Lemon Leads works with fintech and legal.

5. How quickly can I see results from a lead generation company?

You can expect initial leads within 2-4 weeks. SalesAR books first meetings quickly, while the Lead Gen Department sticks to set timelines and offers money-back guarantees if they don’t deliver. Full results take 2–3 months as messaging is improved.

6. Do UK lead generation companies provide global leads too?

Many of these companies do offer international coverage. Pearl Lemon Leads operates from London and New York with proven global reach across multiple continents and time zones. However, some like the Lead Gen Department focus purely on the UK markets.