The 10 Best Customer Service Outsourcing Companies of 2025

Customer service can make or break a brand—and in 2025, expectations are higher than ever. Customers want instant answers, empathetic support, and around-the-clock availability, whether they're shopping online at midnight or troubleshooting from halfway around the world. For businesses trying to keep up, outsourcing customer service isn’t just a smart move—it’s often a game-changer.

But let’s be real: not all outsourcing partners are created equal. Whether you’re a fast-growing startup needing flexible support or a seasoned enterprise looking to scale efficiently, choosing the right outsourcing company can feel like finding a needle in a haystack. That’s where this list comes in. We’ve rounded up the 10 best customer service outsourcing companies of 2025—each with its own strengths, specialties, and standout features—to help you find your perfect match.

What to Look for in a Customer Service Outsourcing Partner

Outsourcing your customer service is a big step—like handing over the keys to your brand’s front door. The right partner can delight your customers, boost retention, and even help you scale faster. The wrong one? Well... let’s just say it’s a shortcut to frustrated reviews and late-night stress. So how do you make the smart choice?

Start by thinking about what your customers need most. Do they expect lightning-fast responses? Multilingual support? Help across different time zones? Not every outsourcing company does it all—and that’s okay. The goal is to find the one that clicks with your business goals, values, and communication style.

Here are a few must-consider factors to keep in mind:

Response Time & Availability

Your customers want answers yesterday. Look for companies that offer 24/7 support or fast response SLAs (service level agreements), especially if your audience spans the globe.

Multichannel Support

People reach out in all kinds of ways—email, chat, social media, phone, even DMs. A great partner can cover the channels your customers actually use.

Industry Experience

Some companies specialize in SaaS. Others thrive in e-commerce, fintech, or healthcare. A provider who “gets” your industry will onboard faster and handle customer quirks like a pro.

Cultural Fit & Communication Style

Your support team should sound like you. Whether you’re buttoned-up and professional or friendly and casual, your partner should match your brand voice like a good pair of shoes.

Tech Savviness

Integrations matter. CRMs, help desks, AI chatbots, analytics tools—you want a partner who plays nicely with your stack and can keep up with tech trends.

Scalability & Flexibility

Whether you're gearing up for a product launch, a holiday rush, or just rapid growth, you’ll want a partner that can scale with you—without missing a beat.

Transparent Pricing

Last but not least: no one likes surprise invoices. Look for companies with clear pricing models and flexible plans that suit your size and support needs.

Think of it like dating—you’re not just looking for “good on paper,” you’re looking for long-term compatibility. Once you know what matters most to you, the list of top companies below will make a whole lot more sense.

The 10 Best Customer Service Outsourcing Companies of 2025

In 2025, customer service outsourcing remains a vital strategy for businesses to deliver high-quality support at scale. The industry’s top providers offer a mix of traditional call center expertise and cutting-edge, tech-enabled solutions like AI and omnichannel support. Below is a ranked list of the 10 best customer service outsourcing companies of 2025, selected for their reputation, innovation, client reviews, and scalability.

1. South

South is a rising star in outsourcing that connects U.S. companies with top-tier remote talent from Latin America. The company specializes in providing highly skilled customer service and support professionals at a fraction of U.S. hiring costs. We handle the end-to-end recruitment and HR process – from sourcing and vetting candidates to managing payroll and compliance – enabling clients to scale their support teams with minimal hassle quickly. 

In 2025, we stand out for our focus on quality (accepting only the top 0.5% of LATAM talent) and our client-friendly model, with no fees until you hire and satisfaction guaranteed.

Key Features & Strengths:

• Specializes in nearshore customer service outsourcing by tapping into the top 0.5% of professional talent across Latin America​.
• Offers significant cost savings – clients can hire remote talent for up to 70% less than U.S. rates without sacrificing quality​.
• Provides full-service hiring support, including recruiting, rigorous vetting, legal compliance, and payroll management, so companies can outsource with peace of mind​.
• Risk-free, transparent pricing: free candidate sourcing and interviewing, with no payment unless a hire is made (no hidden fees)​.
• A large pool of pre-vetted, English-proficient professionals (80,000+ in our database) across customer support and other roles, many with Fortune 500 and startup experience​.
• Emphasis on quality and fit – if a new hire doesn’t meet expectations, we will quickly provide a replacement, reflecting a strong satisfaction guarantee​.
• Proven track record with 100+ client companies; features strong testimonials about helping businesses rapidly scale customer support teams while saving time and money​.

2. Teleperformance

Teleperformance is the world’s largest customer service outsourcing provider, a French multinational founded in 1978. With hundreds of contact centers across dozens of countries, Teleperformance delivers customer support, technical helpdesk, sales, and content moderation services on a truly global scale. It serves many of the world’s biggest brands, leveraging its massive workforce and expertise to handle customer interactions in over 250 languages and dialects.

Key Features & Strengths:

• Unmatched global scale with over 400,000 employees worldwide (as of 2022)​, operating contact centers in 80+ countries and handling customer interactions for clients on six continents.
• End-to-end service offerings including customer care, technical support, debt collection, telemarketing, and digital customer relationship management​ – allowing clients to outsource a wide range of customer-facing processes to one provider.
• Supports customers in dozens of languages, making it ideal for companies needing multilingual support and local market expertise in Europe, Asia, the Americas, and beyond.
• Pioneered robust work-at-home and cloud contact center models (e.g. the Teleperformance Cloud Campus for virtual operations), enabling flexible, scalable support with remote agents​.

3. Concentrix

Concentrix is a leading customer experience (CX) outsourcing company headquartered in California, USA. Having spun off as an independent company in 2020, Concentrix rapidly grew by acquiring major competitors (including Convergys and, more recently, Webhelp) to become one of the largest global providers. Concentrix offers a broad suite of services such as customer support, technical assistance, sales, and back-office processing, coupled with consulting and digital solutions to optimize customer journeys.

Key Features & Strengths:

• Comprehensive CX services covering the entire customer life cycle: inbound/outbound call centers, chat and email support, social media management, tech support, billing inquiries, and more. Concentrix also provides back-office services and industry-specific process outsourcing.
• Strong digital and consulting capabilities. The company has dedicated divisions for digital customer experience strategy, analytics, and automation, helping clients implement AI chatbots, RPA (robotic process automation), and data-driven improvements.
• Broad industry expertise, with teams specialized in sectors like tech, e-commerce, financial services, healthcare, travel, and retail. Concentrix tailors its solutions (and even its hiring profiles and training) to fit the unique needs of each industry.
• Focus on innovation and employee engagement – Concentrix has won awards for workplace culture and often pilots new CX technologies (such as voice analytics, sentiment analysis, and AI-powered agent assist tools) to improve service quality.

4. Alorica

Alorica is a top American customer service outsourcing provider known for its extensive global operations and “digital-first, human-focused” approach to CX. With tens of thousands of employees across North America, Latin America, Asia, and Europe, Alorica manages customer interactions for many Fortune 1000 companies. The company offers omnichannel contact center services, content moderation, and back-office support, while also investing in AI and analytics to enhance performance.

Key Features & Strengths:

• Omnichannel customer support expertise: Alorica handles voice calls, live chat, email, social media, SMS, and more, ensuring a seamless customer experience across all channels. Its agents and platforms are integrated to provide consistent support as customers switch channels.
• Strong presence across the globe with delivery centers in the U.S., Philippines, India, Latin America, and EMEA, enabling 24/7 coverage and support in more than 30 languages. This makes Alorica a good choice for companies with diverse, international customer bases.
• Wide range of specialized services beyond standard call centers, including Trust & Safety (content moderation and fraud detection), tech support for connected devices, and financial care (customer service for billing, collections, etc.).
• Serves diverse industries (technology, e-commerce, healthcare, finance, telecommunications, travel, and more) and customizes its training and metrics for each sector – for example, focusing on empathy and accuracy in healthcare vs. speed and upselling in e-commerce.

5. TTEC

TTEC (formerly TeleTech) is a U.S.-based customer experience technology and services company that has been in the outsourcing industry for over 40 years. TTEC differentiates itself by combining traditional contact center services with digital CX consulting and technology solutions. It operates under two main divisions – TTEC Engage, which runs customer care and sales operations, and TTEC Digital, which provides CX strategy, AI, and platform integration services.

Key Features & Strengths:

• A blend of service and technology: TTEC provides not just outsourced customer support agents, but also CX consulting, journey design, and tech implementation. This means clients can modernize their customer experience while outsourcing, leveraging TTEC’s platforms and expertise.
• Omnichannel and AI-enabled services: TTEC’s solutions integrate voice, chat, email, and social media support, and utilize AI for chatbots and real-time speech analytics. For example, TTEC has developed AI tools that can assist agents during calls, automate routine inquiries, and analyze customer sentiment to improve quality.
• Industry-specific expertise: TTEC has dedicated teams and solutions for industries like healthcare (with HIPAA-trained agents), financial services (with compliance-focused processes), e-commerce/retail (with surge staffing for seasonal peaks), and more.
• Strong training and employee engagement programs. TTEC is known for investing in its “customer experience ambassadors” via continuous training, gamification, and career development, which translates into more knowledgeable and motivated agents serving end customers.

6. Foundever

Foundever is a global customer experience outsourcer formed from the merger of two major firms – Sitel Group and SYKES – and rebranded under the Foundever name in 2023. As a unified company, Foundever is one of the top providers of outsourced customer service, technical support, and sales, with operations spanning dozens of countries. Foundever carries forward Sitel’s legacy of large-scale contact center services while embracing a forward-looking approach to CX, emphasizing innovation in areas like AI, self-service, and “work-from-anywhere” staffing.

Key Features & Strengths:

• Among the largest global CX providers, with a presence in 45+ countries and hundreds of delivery centers (inherited from Sitel’s operations). Its workforce numbers well over 150,000 worldwide, enabling it to support very large client programs and seasonal ramp-ups with ease.
• Offers a broad menu of services: customer care and tech support, sales and retention programs, back-office processing, collections, and specialized support like healthcare patient support and insurance claims. This breadth allows clients to consolidate outsourcing needs with one partner.
• Developed proprietary CX platforms (for example, unified agent desktop tools and omnichannel routing systems) to enable smoother interactions. It integrates these platforms with client systems for real-time customer data and a 360° view of the customer journey.
• Strong capabilities in multilingual support, thanks to its global footprint. Foundever can service customers in Europe, Asia, the Americas, etc., providing native-level support in Spanish, French, German, Mandarin, and many other languages​.

7. TELUS Digital

TELUS Digital (formerly TELUS International) is the outsourcing arm of TELUS, a Canadian telecom company. It provides a unique mix of services that span traditional customer support and next-generation digital solutions. TELUS Digital operates contact centers around the world for voice and chat support, but it also offers IT services, software development, and AI data annotation – positioning itself as a full partner in digital customer experience transformation. 

Key Features & Strengths:

• Hybrid service portfolio: Combines classic BPO services (customer care, technical support, sales, retention) with IT outsourcing and digital consulting. This means clients can outsource their customer service while also leveraging TELUS’s teams for building digital platforms, apps, or automation tailored to customer experience.
• Global delivery with a strong presence in the Americas, Europe, and Asia. TELUS Digital has major hubs in Canada and the U.S., Central America (e.g., Guatemala, El Salvador), Europe (e.g., Ireland, Bulgaria), and Asia (e.g., Philippines, India). This spread supports multilingual, 24/7 service and localized support in key regions.
• Focus on high-tech and fast-growing companies: TELUS Digital has a strong roster of clients in tech, gaming, fintech, and e-commerce. It’s adept at scaling teams quickly and providing agile service – for example, handling support for mobile app users or moderating content for social media companies with rapidly expanding user bases.
• Strong parent backing and stability: Backed by TELUS Corporation, it benefits from telecommunications-grade security and infrastructure. This has made it a reliable choice for clients needing robust data security and compliance (important for healthcare, finance, etc.) alongside customer service delivery.

8. Atento

Atento is a leading customer service outsourcing company with a dominant presence in Latin America and a growing global footprint. Originally established by Telefónica in 2000, Atento became an independent company and is now one of the largest CRM/BPO providers worldwide, especially known for Spanish and Portuguese language support. The company operates numerous contact centers across Latin America, Spain, and the U.S., delivering customer care, sales, technical support, and back-office services.

Key Features & Strengths:

• Full spectrum of customer relationship management (CRM) and BPO services, including inbound/outbound customer care, telesales, collections, help desk support, and back-office processing​. This allows Atento to manage multiple aspects of the customer lifecycle for clients.
• Huge multilingual talent pool – tens of thousands of agents fluent in Spanish, Portuguese, and English, and often proficient in local dialects and cultural nuances. Atento leverages this to provide culturally attuned support in the Americas and Europe.
• Strong vertical expertise in telecom (legacy of its Telefónica roots), banking and financial services, public sector, retail, and healthcare. Atento’s solutions often come with industry-specific process knowledge and regulatory compliance, e.g., handling sensitive financial data or government customer service lines.
• Longevity and reliability: With over two decades in operation, Atento has established methodologies for training, quality control, and continuous improvement (often using frameworks from partners like COPC). Clients benefit from this maturity in the form of steady service levels and proven efficiency programs.

9. TaskUs

TaskUs is a fast-growing outsourcing provider that has made a name for itself by serving some of the world’s most innovative tech companies. Founded in 2008 in California, TaskUs specializes in digital customer experience and back-office support, with particular strengths in content moderation and trust & safety services. The company operates globally with major campuses in the Philippines, India, and the Americas, staffed by a young, tech-savvy workforce. TaskUs’s tagline of being “ridiculously good” at outsourcing is reflected in its high customer satisfaction and its adoption of AI tools to support its teams.

Key Features & Strengths:

• Focus on digital-native services: TaskUs is an outsourcing partner to many Silicon Valley and startup companies. It handles customer support for mobile apps, on-demand services, gaming platforms, and e-commerce – often dealing with tech-savvy end users who expect fast, knowledgeable service.
• Strong capabilities in AI operations support. TaskUs not only provides human support agents but also assists clients with processes like data labeling, annotation, and algorithm training for artificial intelligence applications. By managing these AI-related back-office tasks, TaskUs helps tech companies improve their machine learning models while keeping costs in check.
• Agile and highly scalable operations: TaskUs is known for its ability to ramp up teams quickly. Whether a client needs to onboard 50 support agents or 500 in a short time frame, TaskUs can recruit and train at speed – a necessity for rapidly growing companies or those with seasonal spikes (like retail during holidays).
• Innovation with automation and AI: Rather than see AI as a threat, TaskUs integrates it into offerings – for example, deploying AI-assisted tools for their moderators and support agents. In 2023, TaskUs even launched an AI platform called TaskGPT to help automate certain client processes and empower their teams with generative AI capabilities​.

10. Sutherland

Sutherland (Sutherland Global Services) is a veteran in the outsourcing industry, providing business process and technology services since 1986. Headquartered in the United States, Sutherland has a broad global presence and serves clients across multiple industries. The company’s core offerings include customer care and technical support, but it has evolved into a digital transformation partner, blending traditional outsourcing with innovative tech solutions.

Key Features & Strengths:

• Nearly 40 years of experience in outsourcing – Sutherland’s long history means it has refined best practices in hiring, training, quality assurance, and process improvement. Clients benefit from this depth of experience, especially in complex or high-volume support environments.
• Global delivery model with operations in over 20 countries. Sutherland runs delivery centers and remote teams from the Americas to Asia, including a significant presence in the U.S., India, Philippines, Jamaica, Mexico, and Eastern Europe. This global reach enables it to offer multilingual and around-the-clock support cost-effectively.
• Consultative, technology-driven approach: Sutherland often begins engagements by mapping out the client’s customer journey and identifying pain points. It then leverages its in-house design thinking teams and automation engineers to re-engineer processes. For example, it can implement RPA (robotic process automation) for repetitive tasks or deploy AI chatbots for basic inquiries, alongside its live agents.
• Developed a suite of digital CX tools – including platforms for omnichannel contact management, AI analytics for predicting customer needs, and agent-assist dashboards. These tools help streamline interactions and provide Sutherland’s agents with real-time knowledge, resulting in faster resolution and higher customer satisfaction.

The Takeaway

As you can see, the customer service outsourcing world in 2025 is thriving—with companies offering smarter, faster, and more personalized support than ever before. From global giants with massive infrastructure to agile, tech-savvy teams serving niche markets, there’s no shortage of great partners ready to help you elevate your customer experience. The key is choosing the one that aligns best with your brand, your goals, and your customers’ expectations.

If you’re looking to build a customer service dream team without the hiring headaches or sky-high costs, South is your go-to partner. We specialize in connecting businesses with top-tier, pre-vetted customer support pros from Latin America—fast, affordably, and with zero upfront fees. You get dedicated, full-time team members who work in your time zone, speak fluent English, and genuinely care about your customers’ experience.

With South, you don’t just outsource—you upgrade. So if you're ready to take your support to the next level, schedule a free call with us and let's build something amazing together. Your future team is just a conversation away!

Frequently Asked Questions

What is customer service outsourcing, exactly?

Customer service outsourcing means hiring a third-party company to handle customer support tasks—like answering calls, responding to emails, managing live chat, or even moderating social media. Instead of managing everything in-house, businesses team up with specialists who already have the tools, talent, and processes in place to deliver great service.

Why should I outsource customer support in 2025?

Because today’s customer expectations are sky-high—and constantly evolving. Outsourcing gives you instant access to trained professionals, 24/7 coverage, multilingual capabilities, and scalable teams, often at a fraction of the cost of hiring in-house. Plus, many providers now offer advanced features like AI chatbots, analytics, and CRM integration to level up your CX game without the tech headache.

How much does it cost to outsource customer service?

Costs can vary depending on the provider’s location, the services you need, and the experience level of the agents. For example, offshore or nearshore providers (like those in Latin America or Southeast Asia) can offer full-time support agents for 50–70% less than U.S. rates. Some companies charge per agent per month, while others may use hourly or per-interaction pricing.

Is it better to outsource locally or internationally?

It depends on your business goals and customer base. Local (onshore) outsourcing may offer cultural familiarity and easy communication, but it’s often more expensive. International (offshore or nearshore) outsourcing is more cost-effective and can offer expanded language coverage and round-the-clock service. Nearshoring—like hiring support teams in Latin America for U.S. companies—is especially popular in 2025 thanks to timezone alignment, language skills, and cultural compatibility.

Will outsourced agents sound “scripted” or lack brand knowledge?

Not if you choose the right partner. Today’s best outsourcing firms focus heavily on brand immersion, agent training, and voice alignment. Many assign dedicated teams who become true extensions of your brand. You can even take part in the hiring process, set up regular training sessions, and monitor performance with built-in tools. With a little upfront collaboration, your customers won’t know the difference—and that’s the goal.

How do I maintain quality control with an outsourced team?

Most providers offer performance dashboards, service level agreements (SLAs), and real-time reporting. You can monitor KPIs like response time, customer satisfaction (CSAT), first-call resolution, and more. Regular check-ins, QA reviews, and feedback loops keep quality high and your standards met. Some companies (like South) even offer flexible replacement policies if a hire doesn’t work out.