Multilingual Sales Outsourcing Services

Scalable B2B & B2C Telesales Services for International Growth.

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From lead generation to client satisfaction: Expert sales support across industries

United Call Centers offers professional sales outsourcing solutions tailored to global brands seeking high-performance results. With over 25 years of experience and support available in more than 40 languages, we help you scale internationally and connect with your customers wherever they are.

Our sales support services

Inside sales

Inside sales

Building relationships, closing deals remotely

Lead qualification

Lead qualification

Identifying and nurturing high- quality prospects

Appointment setting

Appointment setting

Covert meetings into succesful prospects

Upselling & Cross-selling

Upselling & Cross-selling

Maximizing customer lifetime value

Sales Pipeline Management

Sales Pipeline Management

Streamlining and optimizing your sales process

Market Research & Prospecting

Market Research & Prospecting

Uncovering new opportunities and expanding your target audience

Why UCC?

In today’s hyper-competitive markets, sales outsourcing is no longer just about cost-efficiency — it’s about performance, precision, and global scalability. Businesses that partner with multilingual contact centers consistently report improved lead quality, faster market entry, and higher conversion rates.

United Call Centers goes beyond traditional telesales by combining deep industry expertise, native-level language capabilities, and a flexible, fully remote infrastructure. With operations spanning over 50 countries and sales support in more than 40 languages, we help your brand connect with customers in a culturally relevant and results-driven way — across any market, at any scale.

Customer Service awardBIG Innovation awardTitan awardsStevie awardsGoogle PartnerISO 27001ISO 9001Global CompactPCI CompliantEU GDPR CompliantZendesk PartnerIBM Silver PartnerAAA
Native level

multilingual telesales teams

Global presence

across 50+ countries

Sales-focused

CC with proven B2B/B2C results

Fully remote, secure

and flexible infrastructure

Elevate your brand with UCC's global customer support excellence

Proven telemarketing strategies to accelerate global sales growth

Proven telemarketing strategies to accelerate global sales growth

In today’s competitive landscape, the power of human-to-human communication remains unmatched. While automated emails and digital outreach have their place, nothing drives conversions quite like the personal impact of a real voice. A skilled multilingual telesales team can establish genuine rapport, build trust, and close deals faster—making telemarketing services a strategic driver of sustainable revenue growth.

Expert sales support agents do far more than respond to customer inquiries. They identify new client opportunities, uncover untapped markets, and generate measurable value through upselling, cross-selling, and proactive engagement. This makes customer-facing teams an essential part of your business development strategy. Outsourcing telemarketing to a specialized provider like United Call Centers ensures consistent performance, scalability, and cost- efficiency—especially during high-demand periods or seasonal campaigns. From promoting new product launches to following up on inbound leads, a dedicated sales-focused contact center empowers your business to maximize every sales opportunity—locally and globally.

Lead generation outsourcing: From cold calls to high-value appointments

Lead generation outsourcing: From cold calls to high-value appointments

Let your sales team focus on what they do best—closing deals—while United Call Centers handles the groundwork. Our expert agents specialize in cold calling, lead qualification, and appointment setting, delivering end-to-end lead generation outsourcing solutions tailored to your target markets. Whether scheduling in-person meetings or online demos, we ensure a seamless prospecting experience that supports your sales goals.Our approach goes far beyond basic outreach. Instead of relying on scripted pitches, we focus on genuine engagement, market intelligence gathering, and needs-based consultative sales. This strategy not only drives higher-quality leads but also lays the foundation for long-term, mutually beneficial business relationships.

With our multilingual, fully remote B2B sales support teams, we handle even the most time-consuming administrative steps—such as data entry, follow-ups, and qualification scoring—efficiently and with precision. The result? A streamlined sales funnel, better conversion rates, and more time for your in-house team to nurture relationships and scale revenue. Unlock smarter growth with UCC’s trusted lead generation services.

Accelerate sales with strategic market insights and dynamic B2B data

Accelerate sales with strategic market insights and dynamic B2B data

In high-performance sales, access to accurate, real-time data is a decisive advantage. United Call Centers provides complete support for your sales data management needs—from identifying and mapping ideal buyer personas to building, cleansing, and enriching your B2B databases. Our dedicated agents, supported by cutting-edge sales automation tools, ensure seamless data collection, validation, and analysis to reveal untapped opportunities across markets. We go beyond basic list building. Through customized market research outsourcing, our teams capture actionable insights using structured questionnaires, segmentation logic, and behavioral indicators. This enables your brand to target both new and existing customers more effectively - maximizing outreach and refining value propositions based on real needs.

EIn today’s rapidly evolving business environment, data-driven sales strategies are no longer optional—they're essential. UCC delivers powerful solutions that combine operational precision with strategic intelligence, helping businesses gain a competitive edge and make informed decisions that drive growth. Empower your sales teams with dynamic insights and trusted B2B data - powered by United Call Centers.

Enhance eCommerce sales with multilingual customer support outsourcing

Enhance eCommerce sales with multilingual customer support outsourcing

Running an online store means handling high volumes of inquiries every day— from product questions and order updates to complaints about delays or logistics issues. United Call Centers delivers scalable eCommerce customer support services, handling communication across all channels (email, chat, phone, social media) in 40+ languages. Whether it’s managing shipping concerns, answering product FAQs, or offering real-time order tracking support, our experienced agents provide seamless assistance for your customers. But we don’t stop at support. Our teams are trained to recognize inbound sales opportunities, upsell related products, and contribute to higher average order values—all while maintaining a consistent and brand-aligned customer experience.

In the competitive world of online retail, delivering exceptional customer service isn’t just a nice-to-have—it’s a core differentiator. Our outsourced eCommerce support solutions are built to enhance customer satisfaction, improve retention, and boost sales conversion. With UCC, you gain a reliable partner committed to building lasting relationships with your customers, every step of the way.

Industries We Serve

Logistics
Logistics
Consumer goods
Consumer goods
Energy & Utilities
Energy & Utilities
Food & Beverages
Food & Beverages
Entertainment
Entertainment
and more...
and more...

Frequently Asked Questions

Do you offer native speakers in specific markets?

Yes – all our agents are trained native-level speakers, working remotely or from regional hubs.

Can you integrate with our CRM or dialer?

Absolutely – we support all major platforms including Salesforce, HubSpot, and custom APIs.

Is your telesales GDPR compliant?

Yes, we operate with full adherence to GDPR and local data regulations.