B2B Lead Generation Services Company

Grow Your Sales Pipeline With Human + AI

Global enterprise leaders trust Callbox's 20-year lead generation expertise to grow revenue, expand markets, sell new products, and fast-track market entry.

Callbox Clients

15k+ companies across the globe growing further with Callbox

4 of the 5 largest companies in the world trust Callbox for outsourced sales and marketing solutions.

We help companies streamline their lead generation

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    Leading Technology Firm
    gains 120% uplift in new business revenue
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    Enterprise Software Company
    speeds up sales cycle–2x faster to close deals
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    Multinational SaaS Vendor
    generates over $50M total increase in annual revenue
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    US Manufacturing Company
    adds 1000+ high-value accounts to its sales pipeline
Find out why B2B companies trust Callbox
Send us a message

Global Lead Generation

Unlock global opportunities with Cross-border Lead Generation

Expand your reach and connect with new leads from the world's top B2B markets across North America, Asia-Pacific, Latin America, and EMEA.

North America

10k+ lead gen campaigns across major and niche industries

Asia-Pacific

B2B marketing expertise spanning Singapore, ANZ, and Asia.

Latin America

Over 100M revenue generated for LATAM-focused campaigns.

EMEA

Helping EMEA's leading B2B companies scale and expand.

Top B2B Lead Generation Services

We connect companies with their ideal customers

Callbox is trusted by enterprise and scaling businesses in over 60+ countries for lead generation, sales appointment setting, and outbound sales development.

Lead generation workflow

Lead Generation Services

Power your pipeline through end-to-end lead generation services including data enrichment, lead reactivation, and targeted prospecting.

NameCompanyJob TitleIndustry
James Daniels
JD IndustriesCMOManufacturing
Allen Abott
KDA AICTOTechnology
Emily Sanders
BlueRock TechnologiesSenior Account ExecutiveInformation Technology
Michael Porter
Horizon LogisticsOperations ManagerTransportation and Supply Chain
Jessica Reed
GreenWave EnergyDirector of Business DevelopmentRenewable Energy

Global Sales Data

Leverage our AI-enhanced, human-curated database of B2B sales leads across industries and regions to power your initiatives.

Multi-channel Outreach

Reach more prospects with our orchestrated multi-channel approach combining email, calls, social, and digital touchpoints.

Funnel Report
Funnel Progression

Smart Engage

Centralizes lead generation, ensuring efficient transfer of campaign data and leads to our AI-powered, automated services.

See what Callbox can do for your business
Send us a message

Callbox Lead Generation Success Stories

ABM-Focused Campaigns Double Sales Opportunities for Managed Cloud Firm

This managed cloud provider struggled to scale up ABM results. Callbox helped them nearly double the leads in their pipeline after two campaigns.

More client success stories
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    Callbox Amplifies Global Cloud Giant Sales
    Global leader in enterprise cloud solutions seeks to optimize lead generation and appointment setting strategies in the US market to drive growth.
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    Lead Gen Success for Technology Pioneer
    Global tech pioneer, facing challenges from organizational reform to pandemic, partners with Callbox for lead generation.
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    High-Value Leads for Global Logistics Leader
    Global logistics leader seeks to expand US market presence and enhance brand awareness in Canada
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    Healthcare Tech Leader Boosts US Growth
    Leading healthcare tech firm seeks to expand US market share with ePrescribing and insurance verification software.
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    Callbox Powers US VAR Acquisition
    Tech firm seeks to boost VAR expansion with Callbox's lead generation and appointment-setting

Callbox Reviews

Our clients say we're the #1 Lead Generation Company

See what our clients have to say
Read reviews

Callbox Awards and Recognition

Industry-Leading Lead Gen Agency with a Track Record of Awards

We strive to put our clients first in everything we do, and we're humbled to have received industry-wide recognition for our work.

Top Lead Generation Company 2024 Spring Leader 2024 Top Lead Generation Companies

Callbox FAQs

Frequently Asked Questions

Get quick answers to the most frequently asked questions about Callbox and how we help companies grow further. Our team is also ready to answer any additional queries, just send us a message or start a chat with us.

What does Callbox do?
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We make sure you always have a steady stream of potential customers to talk to. We work as part of your existing team, handling thousands of outreach activities every day. This means your sales team gets a consistent flow of interested prospects without having to do all the outreach themselves. It's like having an extra department whose only job is to find people who might want to buy from you.

How do we measure success?
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It’s simple—we align with your goals, whether it's expanding your pipeline, boosting ROI, or driving higher conversions. We take care of the outreach, allowing your sales team to focus on closing deals. Trusted by companies like Google and AWS, we continuously refine our strategies to deliver measurable and impactful results.

How does your pricing work?
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We offer a subscription-based service that includes advanced AI tools, high-quality data, and a dedicated expert team. Our pricing is designed to reflect the long-term value we provide, consistently delivering reliable results rather than one-time leads When you work with us, you get access to a complete lead generation system backed by over 20 years of industry experience.

Why should I outsource instead of doing it in-house?
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Partnering with Callbox simplifies your lead generation process while reducing costs. Instead of handling it in-house, we offer a full suite of tools, resources, and expert support, backed by over 20 years of industry experience. We ensure a consistent stream of qualified leads, helping you focus on what matters most while minimizing time and resource investment.

Get more qualified leads. Book a free consultation.

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