Helping Businesses in Singapore Grow and Succeed
Callbox delivers high-quality B2B leads and sales appointments using a data-driven, multi-channel approach. Whether you’re a growing startup or an established enterprise in Singapore, we help you reach key decision-makers and drive business growth.
Get to Know Us
For over 15 years, Callbox has been a trusted leader in B2B lead generation and appointment setting. We specialize in connecting businesses with the right prospects, helping them expand in Singapore. Our expertise in telemarketing, outbound sales, and digital marketing makes us the go-to partner for companies looking to boost revenue and market reach. Based in Singapore, we operate with a global mindset, providing customized lead generation solutions to businesses of all sizes, from SMEs to multinational corporations.
Your Trusted Partner for B2B Growth
At Callbox, our mission is to help businesses maximize their sales potential by delivering high-quality leads and targeted marketing strategies. We envision a future where Singaporean businesses leverage smart, data-driven solutions to scale efficiently and achieve sustained success in competitive markets.
The Callbox Impact
About You
Let’s Talk About What Matters Most – Your Business
You’re an entrepreneur, marketer, or sales leader who understands the importance of quality lead generation. You know that business growth isn’t just about volume—it’s about reaching the right people with the right message at the right time.
You’re here because you want a smarter, data-driven approach to lead generation that gives you a competitive edge in Singapore’s dynamic B2B market.
Meet the Leaders Behind Callbox
Driving Success Through Expertise
Callbox in Brief
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Founded 2004 - Business Outsourcing Sales and Marketing
- Clients Served 15,000+
- Leads Delivered 1.3M+
- Countries Operated 60+
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Callbox FAQs
Frequently Asked Questions
Get quick answers to common questions about Callbox and how we drive enterprise sales growth. Need more details? Reach out via chat or shoot us a message.
Callbox is a global B2B lead generation and sales development company that helps businesses grow their pipeline through AI-powered, human-guided multi-channel outreach. Unlike most agencies, we combine voice, email, LinkedIn, web, and content to reach decision-makers across all funnel stages.
We build targeted contact lists, create personalized messaging, and run multichannel outreach campaigns via phone, email, LinkedIn, and retargeting. Our proprietary Smart Engage platform uses AI and CRM integration to drive precision and scale in prospecting.
Each client gets a dedicated team that includes a Client Success Manager, SDRs, Data Analysts, and Content Specialists. We act as a full-service extension of your marketing and sales team.
Callbox serves a wide range of industries—including tech, SaaS, healthcare, finance, manufacturing, logistics, and more. We tailor each program based on your industry’s unique buying cycle and decision-making process.
We combine human expertise with AI-powered tools, multilingual outreach, and a truly global reach. Our strategies go beyond email or phone—they include LinkedIn, retargeting, content, and webinars for a full-funnel approach.
Callbox is headquartered in Encino, California, and operates globally with teams across North America, LATAM, EMEA, and APAC. We deliver region-specific campaigns in over 15 languages.
Our process includes advanced data enrichment, ideal customer profile (ICP) matching, and multi-touch validation. Every lead is verified by both AI systems and real humans to ensure it’s a genuine sales opportunity.
English (United States)
English (Singapore)
English (Australia)
English (UK)
Spanish
Portuguese