Trusted by Benelux companies to grow their global footprint with end-to-end lead generation solutions—built to break into new markets, capture qualified leads, and scale sales pipelines across the world’s fastest-growing regions.
Trusted by global enterprise leaders
Callbox enables Benelux-based companies to generate high-value leads and build sales pipelines in APAC, LATAM, and North America. Whether you’re testing a new region or scaling an existing presence, we combine local insights with global reach to create ROI-driven growth.
A leading geospatial technology, it, 3d imaging organization
Successfully completed a US-wide Appointment Setting campaign for a global geospatial company.
Discover why leading B2B companies across the world rely on Callbox to drive consistent, qualified pipeline growth through precision lead generation, expert-led outreach, and proven multi-channel strategies.
I highly recommend Callbox for lead generation services
As a Chief Commercial Officer, I highly recommend Callbox for lead generation services. We have been using their services since 2022 and have been consistently impressed with their results. Callbox is incredibly result-oriented and has generated numerous leads for us in a stable pattern for over one year.
They have an excellent workflow.
While the work is ongoing, Callbox has been able to improve the follow-up system of the company to their leads. They provide a cost-effective and high-quality service. Communicative and helpful, they work towards making the company profitable.
I am impressed with the high-quality work delivered by the whole Callbox team.
We kicked off our marketing campaign on September 16 and Jason has been on fire ever since. His level of dedication and consistency is impeccable. Jason has been doing a fantastic job of prospecting and converting leads to meetings and has consistently been getting better and better at what he does.
See what our clients have to say
View ReviewsTrusted by B2B Teams Worldwide
Real pipeline isn’t measured in star ratings alone—it’s measured in closed revenue and qualified meeting show-up rates. Rated among the top B2B lead generation services on Clutch, G2, and Google, Callbox combines two decades of outbound sales support service with multi-channel AI accuracy.
