Lead Generation Agency Europe

B2B Lead Gen
built for
Europe & the UK

Callbox helps European enterprises connect with qualified B2B decision-makers — through GDPR-compliant outreach, multi-language SDR teams, and AI-enhanced targeting built for the European market.

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800+
EU Campaigns Run
GDPR
Fully Compliant
20+
Years B2B Experience

Trusted by global enterprise leaders

B2B Lead Generation Services

End-to-end B2B lead generation
and appointment setting services

A full-service B2B lead generation agency combining AI-powered outreach with dedicated SDR teams — delivering qualified meetings for Software, SaaS, Cloud, Healthcare, and 50+ industries.

B2B Lead Generation

Precision-targeted outreach to key decision-makers using AI-enriched data and multi-channel engagement at scale.

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Appointment Setting

Our trained SDRs qualify and book meetings so your sales team spends 100% of their time closing.

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Account-Based Marketing

Hyper-personalized campaigns targeting your highest-value enterprise accounts with tailored messaging.

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Event & Webinar Marketing

Drive qualified attendance and pipeline from virtual events, webinars, and in-person conferences.

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Outsourced SDR Teams

Fully-managed, dedicated sales development reps embedded directly into your go-to-market motion.

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Cross-border Lead Gen

Expand into new geos with localized campaigns across APAC, EMEA, LATAM, and North America.

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0+
EU Campaigns Executed
0+
European Markets Covered
0%
Avg. Lift in Appointment Rates
0+
Years of Global B2B Expertise
How Our Lead Generation Process Works

From ICP definition to qualified meetings in weeks

Our B2B lead generation process combines AI prospecting, verified contact data, and multi-channel outreach to deliver consistent, scalable pipeline growth.

Step 01

Define Your ICP

We map your ideal customer profile, target industries, and key decision-maker personas with precision.

Step 02

Build & Enrich Data

Our AI + human team builds a verified, GDPR-compliant prospect list tailored to your goals and regions.

Step 03

Multi-Channel Outreach

We engage via phone, email, LinkedIn, and digital — with personalized, sequenced messaging for each prospect.

Step 04

Deliver Qualified Leads

Your pipeline fills with sales-ready leads and confirmed appointments. Your team closes the deals.

Results You Can Expect
3x

Average pipeline growth

within 90 days of launch

40%

Reduction in sales cycle length

with pre-qualified appointments

10K+

Campaigns executed globally

across 50+ markets

2 wks

Average time-to-first-lead

from kickoff to pipeline activity

EU Client Reviews

Trusted by Europe's leading B2B teams

Real results from Germany, the UK, France, and across the European region.

“Callbox delivered a steady flow of qualified leads across our key European markets.”
TK
Thomas Klein
Siemens AG
“Their GDPR-compliant outreach gave us confidence to scale across the EU without compliance concerns.”
AV
Anne Vervloet
Wolters Kluwer
“Professional, data-driven, and results-focused — exactly what we needed for our European expansion.”
NB
Nicolas Blanc
Dassault Systèmes
4.5/5
Google · 85+ reviews
4.4/5
G2 · 90+ reviews
Top
Clutch · EU Leader
B2B Lead Generation Awards & Recognition

Industry-leading recognition

Clutch Top Lead Gen 2026
Global Leader
G2 Spring Leader 2025
Lead Gen Category
DesignRush Top Agency
B2B Marketing
HubSpot Gold Partner
Solutions Partner
Our Track Record
Europe & the UK

Ready to grow your
EU pipeline?

Book a free strategy session with a Callbox EU specialist. Get a clear plan to generate qualified leads across Germany, the UK, France, and other key European markets.

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