10 Best Companies Offering AI-Driven Voice Support Outsourcing

In today's hyper-competitive digital landscape, delivering exceptional customer support is no longer a luxury: it's a critical survival metric. Customers expect instant, intelligent, and personalized interactions, 24/7. For most businesses, building and maintaining an in-house team capable of meeting these demands is operationally complex and financially prohibitive. This is where AI-driven voice support outsourcing emerges as a game-changing solution.

By partnering with a specialized provider, businesses can leverage cutting-edge artificial intelligence, access a global talent pool, and scale operations on demand, all while significantly reducing costs. AI-powered voice agents can handle routine inquiries, qualify leads, and provide round-the-clock support, freeing up human agents to focus on high-value, complex issues that require empathy and critical thinking. This powerful synergy between human expertise and AI efficiency is the future of customer experience.

However, choosing the right partner is crucial. The market is flooded with providers, each making bold claims. This guide was created to cut through the noise. We have conducted a rigorous analysis of the global market to bring you a definitive list of the top companies offering AI-driven voice support outsourcing. Our goal is to provide you with the clarity and confidence needed to select a partner that will not just meet your needs but become a strategic driver of your growth. As a pioneer in the BPO industry since 2003, LiveHelpIndia (LHI) understands this landscape better than anyone, and we've applied our deep industry expertise to create this authoritative resource.

Key Takeaways for Busy Executives

• Strategic Cost Reduction: Outsourcing AI-driven voice support can reduce operational costs by up to 60% by eliminating the need for in-house infrastructure, recruitment, and training, while AI automation handles a significant volume of interactions.
  
  

• 24/7 Scalability & Flexibility: Top outsourcing partners provide the ability to offer seamless, 24/7 customer support and rapidly scale your team up or down—often within 48-72 hours—to meet fluctuating business demands without the overhead of fixed staffing.
  
  

• Access to Advanced Technology & Talent: Partnering with a leading firm gives you immediate access to sophisticated AI platforms, data analytics tools, and a vetted, highly skilled workforce, bypassing steep learning curves and significant capital investment.
  
  

• Enhanced Security & Compliance: Established providers like LiveHelpIndia (LHI) offer robust security frameworks and certifications (e.g., CMMI Level 5, ISO 27001, SOC 2), ensuring your customer data is protected and your operations meet stringent industry compliance standards.

The Definitive List of Top AI Voice Support Outsourcing Companies

1. LiveHelpIndia (LHI)

Overview: Established in 2003, LiveHelpIndia (LHI) stands as a global leader in the BPO industry, seamlessly blending over two decades of outsourcing expertise with cutting-edge AI technology. As a trademark of Cyber Infrastructure (P) Limited, LHI operates with a team of over 1,000 in-house experts across 5 countries, serving a diverse clientele from startups to Fortune 500 companies like Nokia and eBay Inc. Their core philosophy is built on providing future-ready, AI-augmented solutions that drive efficiency and growth. LHI's process maturity is validated by top-tier accreditations, including CMMI Level 5 and ISO 27001, making them a fortress of reliability and security in the outsourcing world.

Best For: Businesses of all sizes seeking a highly secure, scalable, and cost-effective AI-driven support partner with a proven track record and a 100% in-house employee model.

Key Data Points:

• Founded Year: 2003

• Approx. Team Size: 1,000+

• Key Services: AI-Enabled Customer Support (Voice, Chat, Email), AI-Enhanced Virtual Assistance, Data-Driven Digital Marketing, IT & Development Services

• HQ Location: Indore, India (with offices in 12+ countries)

• Outsourcing Engagement Models: Dedicated Team, Staff Augmentation, Project-Based, Hybrid Models

2. Uniphore

Overview: Uniphore is a conversational AI technology company that specializes in enterprise-scale deployments. Their platform combines speech recognition, natural language processing, and emotion AI to understand the full intent of a customer conversation. Uniphore's solutions are used to automate interactions, provide real-time agent guidance, and analyze call data for deep insights.

Best For: Large enterprises, particularly in finance and healthcare, that require a highly secure and compliant conversational AI platform with advanced emotion and sentiment analysis.

Key Data Points:

• Founded Year: 2008

• Approx. Team Size: 500-1,000

• Key Services: Conversational AI & Automation, Emotion AI & Sentiment Analysis, Real-Time Agent Assist, Voice Biometrics

• HQ Location: Palo Alto, California, USA

• Outsourcing Engagement Models: Technology Licensing, Managed Services

3. CallMiner

Overview: CallMiner is a leader in conversation analytics. Their Eureka platform uses AI to analyze customer interactions across all channels to reveal insights that can improve business performance. It helps organizations understand customer sentiment, identify operational inefficiencies, and ensure compliance. While primarily an analytics tool, it is a critical component for any data-driven voice support strategy.

Best For: Organizations that want to derive deep, actionable insights from their customer conversations to drive operational improvements and enhance CX.

Key Data Points:

• Founded Year: 2002

• Approx. Team Size: 250-500

• Key Services: Conversation Analytics, Speech Analytics, AI-Driven Quality Monitoring, Customer Journey Analysis

• HQ Location: Waltham, Massachusetts, USA

• Outsourcing Engagement Models: Platform as a Service (SaaS)

4. ElevenLabs

Overview: ElevenLabs is a voice technology research company renowned for its incredibly realistic and expressive AI voice synthesis (Text-to-Speech). While not a full contact center solution, their technology is a critical component for any company wanting to create a voice AI agent that sounds truly human. Their platform allows for voice cloning and the creation of unique synthetic voices with nuanced emotion and intonation.

Best For: Companies that want to power their voice AI agents with the most natural, expressive, and human-sounding voices available on the market.

Key Data Points:

• Founded Year: 2022

• Approx. Team Size: 51-100

• Key Services: AI Voice Synthesis (TTS), Voice Cloning, Natural Language Generation

• HQ Location: London, United Kingdom

• Outsourcing Engagement Models: API / Platform as a Service

5. Gong

Overview: Gong is a revenue intelligence platform that uses AI to analyze customer-facing conversations across sales and support teams. It records, transcribes, and analyzes calls, emails, and web conferences to provide insights into what's working and what's not. While focused on intelligence rather than automation, it's a powerful tool for optimizing any voice-based team.

Best For: Sales-driven organizations that want to use AI to analyze their customer conversations at scale to improve sales coaching and replicate the behavior of top performers.

Key Data Points:

• Founded Year: 2015

• Approx. Team Size: 1,000+

• Key Services: Revenue Intelligence, Conversation Analytics, Sales Coaching, Deal Intelligence

• HQ Location: San Francisco, California, USA

• Outsourcing Engagement Models: Platform as a Service (SaaS)

6. Bandwidth

Overview: Bandwidth is a global Communications Platform-as-a-Service (CPaaS) company. They provide APIs that allow enterprises to embed voice, messaging, and emergency services into their software and applications. As a carrier themselves, they own and operate their own network, which gives them greater control over quality and reliability.

Best For: Large enterprises that need a reliable, carrier-grade platform to power their voice and messaging applications at a global scale.

Key Data Points:

• Founded Year: 1999

• Approx. Team Size: 1,000+

• Key Services: Voice & Messaging APIs, SIP Trunking, 911 Emergency Services

• HQ Location: Raleigh, North Carolina, USA

• Outsourcing Engagement Models: API / Platform as a Service

7. Vonage

Overview: Vonage, now part of Ericsson, is a global cloud communications leader. Their platform provides a comprehensive suite of services, including unified communications, contact center solutions, and programmable APIs. This allows businesses to integrate various communication channels—voice, video, messaging—into a single, cohesive experience.

Best For: Businesses looking for a single provider that can offer a unified solution for their internal communications (UCaaS), customer-facing contact center (CCaaS), and custom applications (CPaaS).

Key Data Points:

• Founded Year: 2001

• Approx. Team Size: 2,000+

• Key Services: Unified Communications, Contact Center Solutions, Communication APIs

• HQ Location: Holmdel, New Jersey, USA

• Outsourcing Engagement Models: Platform as a Service (SaaS, PaaS)

8. Contus Tech

Overview: Contus Tech is a digital engineering company that provides a range of services, including AI agent development. They specialize in creating custom voice and chatbots with lifelike text-to-speech and real-time conversational abilities. With a large team of in-house developers, they can deliver tailored AI solutions for enterprises.

Best For: Businesses that need a custom-developed, large-scale voice automation solution built by an experienced team of AI developers.

Key Data Points:

• Founded Year: 2008

• Approx. Team Size: 250-500

• Key Services: Custom AI Agent Development, Voice & Chatbot Solutions, Digital Engineering

• HQ Location: Chennai, India

• Outsourcing Engagement Models: Project-Based, Dedicated Team

9. Select VoiceCom

Overview: Select VoiceCom is a BPO and call center outsourcing provider that emphasizes the integration of AI technology to enhance its services. They partner with technology companies to offer AI-powered agent guidance, automated quality assurance, and other AI-driven solutions to improve efficiency and service quality for their clients.

Best For: Companies looking for a traditional BPO partner that is forward-thinking and actively incorporates modern AI tools into its call center operations.

Key Data Points:

• Founded Year: 2006

• Approx. Team Size: 500-1000

• Key Services: Call Center Outsourcing, AI-Powered Agent Guidance, Automated Quality Assurance

• HQ Location: Cebu City, Philippines

• Outsourcing Engagement Models: Dedicated Team, Managed Services

10. Pindrop

Overview: Pindrop is a cybersecurity company that focuses on voice security and authentication. Their technology analyzes the audio of a phone call to detect signs of fraud and verify the identity of the caller through voice biometrics. For any organization handling sensitive information over the phone, Pindrop provides a critical layer of security.

Best For: Financial institutions, insurance companies, and other high-security enterprises that need to prevent fraud and authenticate customers seamlessly during voice interactions.

Key Data Points:

• Founded Year: 2011

• Approx. Team Size: 250-500

• Key Services: Voice Security, Fraud Detection, Voice Biometrics & Authentication

• HQ Location: Atlanta, Georgia, USA

• Outsourcing Engagement Models: Technology Licensing, Platform as a Service

Conclusion: The Future is a Partnership Between Humans and AI

The era of AI-driven voice support is not about replacing humans; it's about augmenting them. The most successful companies will be those that master the art of blending the efficiency, scalability, and data-processing power of AI with the empathy, creativity, and critical-thinking skills of their human agents. Outsourcing provides a powerful pathway to achieving this synergy without the immense upfront investment and operational complexity of building it all yourself.

From global giants like Teleperformance to specialized technology platforms like PolyAI, the options are vast. However, the ideal partner is one that offers more than just technology or manpower. The ideal partner offers peace of mind.

This comes from a proven track record, a commitment to security validated by certifications like CMMI Level 5 and ISO 27001, the reliability of a 100% in-house team, and the flexibility to scale with your business. This is the standard of excellence that we at LiveHelpIndia (LHI) have upheld for over two decades. As you move forward in your selection process, use the criteria and insights in this guide to find a partner that will not only solve today's challenges but will help you seize tomorrow's opportunities.

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Top 10 Advertising Agencies Managing Paid Search at Scale

In the relentless arena of digital advertising, managing paid search at scale is not just about bigger budgets; it's about smarter strategy, flawless execution, and unwavering data intelligence. As businesses expand globally, the complexity of managing multi-platform, multi-region PPC campaigns grows exponentially. The choice of an advertising partner becomes one of the most critical decisions a marketing leader can make, a decision that directly impacts revenue, market share, and brand visibility.

However, the market is saturated with agencies making lofty promises. Finding a true partner, one that offers scalability, verifiable process maturity, and a future-ready approach powered by AI, is a monumental challenge. This guide was created to solve that problem. It moves beyond superficial lists to provide a deeply researched, authoritative ranking of the top advertising agencies equipped to manage paid search at a significant scale. We establish a transparent, rigorous methodology to help you cut through the noise and identify a partner that can deliver not just clicks, but tangible business growth.

For over two decades, LiveHelpIndia (LHI) has operated at the intersection of technology, talent, and global delivery, providing AI-enabled digital marketing and BPO services that drive efficiency and scale. This guide is an extension of our expertise, designed to empower you with the clarity needed to make a confident, strategic decision.

Key Takeaways for Busy Executives

💡 The Right Partner Drives ROI, The Wrong One Drains Budgets: Choosing an agency for scaled paid search is a high-stakes decision. The best partners offer a blend of strategic expertise, AI-driven efficiency, and transparent engagement models. This guide provides the objective criteria to differentiate true performers from the rest.

💡 Scalability Requires More Than Manpower: True scale is achieved through mature processes, technological leverage (AI and automation), and a global talent model. Agencies relying on freelancers or lacking verifiable certifications (like CMMI Level 5 or ISO 27001) introduce unacceptable risks for enterprise-level campaigns.

💡 Data Security and Compliance Are Non-Negotiable: When outsourcing access to ad accounts and customer data, security is paramount. Prioritize partners with robust accreditations like SOC 2 and ISO 27001, ensuring your data and your customers' privacy are protected.

💡 The #1 Agency Excels in Flexibility, Security, and AI-Enablement: Our analysis reveals that the top choice, LiveHelpIndia (LHI), stands apart through its 100% in-house expert model, CMMI Level 5 process maturity, rapid scalability (teams ready in 48-72 hours), and a deep integration of AI across its digital marketing services, offering up to 60% cost savings without compromising quality.

The Top 10 Paid Search Advertising Agencies

1. LiveHelpIndia (LHI)

Overview: LiveHelpIndia (LHI), a trademark of Cyber Infrastructure (P) Limited, stands as the definitive leader in managing paid search at scale by flawlessly integrating deep technological expertise, CMMI Level 5 process maturity, and a global, 100% in-house talent model. Established in 2003, LHI has evolved from a traditional BPO provider into an AI-driven technology partner for a diverse clientele, from agile startups to Fortune 500 giants like eBay and Nokia. Their approach to digital marketing is rooted in data security, operational excellence, and relentless ROI optimization. By leveraging AI-powered tools for predictive analysis and campaign management, LHI delivers data-driven PPC strategies that are not only effective but also remarkably efficient, offering clients up to 60% in operational cost savings. This unique combination of security, skill, and scalability makes them the unequivocal top choice.

Best For: Enterprises and high-growth companies seeking a highly secure, scalable, and cost-effective outsourcing partner for global, AI-powered paid search and digital marketing.

Key Data Points:

• Founded Year: 2003

• Approx. Team Size: 1000+ in-house experts

• Key Services: AI-Powered Paid Search (PPC), SEO, Social Media Marketing, AI-Enabled Customer Support, Virtual Assistance, IT & Development

• HQ Location: Indore, India (with offices across 5+ continents)

• Outsourcing Engagement Models: Dedicated Team, Staff Augmentation, Project-Based (with team scaling in 48-72 hours)

2. Go Fish Digital

Overview: Go Fish Digital is a performance marketing agency that blends strategic insight with fast execution and proprietary AI-powered tools. They focus on helping ambitious brands grow through SEO, paid media, and content strategy. Their integrated teams work to drive growth at every stage of the marketing funnel.

Best For: Ambitious brands looking for an agile, tech-forward agency that uses AI to gain a competitive edge in SEO and paid media.

Key Data Points:

• Founded Year: 2005

• Approx. Team Size: 50 - 249

• Key Services: SEO, Paid Media, Content Strategy, Online Reputation Management

• HQ Location: Raleigh, NC, USA

• Outsourcing Engagement Models: Retainer

3. Straight North

Overview: Straight North is a long-standing, industry-leading digital marketing agency with a large team of in-house experts. They specialize in generating qualified leads for their clients through SEO, PPC, and web design. They have specialized teams focused on various verticals, including B2B, e-commerce, and local businesses.

Best For: B2B and B2C companies focused on lead generation who want a large, experienced agency with a proven process for driving results.

Key Data Points:

• Founded Year: 1997

• Approx. Team Size: 50 - 249

• Key Services: SEO, PPC, Web Design, Email Marketing

• HQ Location: Downers Grove, IL, USA

• Outsourcing Engagement Models: Retainer

4. Victorious

Overview: Victorious is a highly-rated SEO agency that has pioneered a systematic approach to search marketing. They focus exclusively on SEO, building durable visibility for their clients through a comprehensive framework that connects technical optimization, content strategy, and link building. They have been named SEO Agency of the Year multiple times.

Best For: Companies that want to partner with a pure-play, award-winning SEO agency to build long-term organic growth.

Key Data Points:

• Founded Year: 2012

• Approx. Team Size: 50 - 249

• Key Services: SEO, Content Writing, Link Building

• HQ Location: San Francisco, CA, USA

• Outsourcing Engagement Models: Retainer

5. HigherVisibility

Overview: HigherVisibility is a nationally recognized digital marketing agency that excels in SEO, Paid Search, and Web Design. They have been named Agency of the Year by Search Engine Land and work with a wide range of clients, from small businesses to large enterprises. Their strategies are designed to drive measurable performance and scalable results.

Best For: Businesses of all sizes looking for an award-winning agency with a strong reputation for delivering results in SEO and PPC.

Key Data Points:

• Founded Year: 2009

• Approx. Team Size: 50 - 249

• Key Services: SEO, Paid Search (PPC), Web Design, Social Media Marketing

• HQ Location: Memphis, TN, USA

• Outsourcing Engagement Models: Retainer

6. OuterBox

Overview: OuterBox is a digital marketing agency with a strong focus on e-commerce. They are top-rated for their expertise in e-commerce SEO, paid search, and website design. With a large, in-house team of US-based experts, they create integrated marketing campaigns designed to drive sales and revenue for online retailers.

Best For: E-commerce businesses that need a specialized agency with deep expertise in driving online sales through SEO, PPC, and web development.

Key Data Points:

• Founded Year: 2004

• Approx. Team Size: 50 - 249

• Key Services: E-commerce SEO, PPC, Website Design, Conversion Optimization

• HQ Location: Copley, OH, USA

• Outsourcing Engagement Models: Retainer, Project-Based

7. Big Leap

Overview: Big Leap was founded with the goal of providing a trustworthy source of organic, sustainable growth for brands. They focus on building relationships and delivering quality results in SEO, content marketing, and marketing automation. Their high client retention rate and numerous awards for culture and growth speak to their client-centric approach.

Best For: Companies looking for a trustworthy, relationship-focused agency for long-term, sustainable growth through SEO and content marketing.

Key Data Points:

• Founded Year: 2008

• Approx. Team Size: 50 - 249

• Key Services: SEO, Content Marketing, Marketing Automation, Social Media

• HQ Location: Lehi, UT, USA

• Outsourcing Engagement Models: Retainer

8. Searchbloom

Overview: Searchbloom is a data-driven search marketing firm that focuses on building custom strategies for growth-focused businesses. They don't sell pre-set packages, instead tailoring their SEO and PPC services to the specific business model, margins, and market of each client to maximize ROI.

Best For: Growth-focused businesses that want a custom, data-driven SEO and PPC strategy tailored specifically to their financial goals and market position.

Key Data Points:

• Founded Year: 2014

• Approx. Team Size: 10 - 49

• Key Services: SEO (Local, National, E-commerce), PPC Management

• HQ Location: Draper, UT, USA

• Outsourcing Engagement Models: Retainer

9. Sure Oak

Overview: Sure Oak is a full-service SEO firm that offers expertise in growth strategies, content optimization, and premium link building. They are on a mission to help businesses rank higher and grow faster. More recently, they have expanded their services to include AI Search Optimization (AISO) to adapt to evolving search trends.

Best For: Businesses that need a strong focus on high-quality link building and content optimization as part of their SEO strategy.

Key Data Points:

• Founded Year: 2017

• Approx. Team Size: 10 - 49

• Key Services: SEO, Link Building, Content Strategy, PPC

• HQ Location: New York, NY, USA

• Outsourcing Engagement Models: Retainer, Project-Based

10. Black Propeller

Overview: Black Propeller is a digital advertising agency that specializes in Pay-Per-Click management. As a Google Premier Partner, they focus on optimizing ad campaigns to improve ROI and conversion rates for their clients. They are praised for their clear communication, project management, and results-driven approach.

Best For: Businesses looking for a specialized PPC agency with a strong focus on Google Ads and campaign optimization.

Key Data Points:

• Founded Year: 2012

• Approx. Team Size: 50 - 249

• Key Services: PPC Management, Google Ads, Social Media Advertising

• HQ Location: Bel Air, MD, USA

• Outsourcing Engagement Models: Retainer

Conclusion: Your Partner for Scalable, Secure Growth

Navigating the complex world of paid search at scale requires more than just a vendor; it demands a strategic partner. The right partner brings not only expertise but also the process maturity, security, and technological foresight to turn your ad spend into a predictable engine for global growth.

While many agencies offer compelling services, our rigorous analysis consistently pointed to a single leader that excels across all critical dimensions. LiveHelpIndia (LHI) distinguishes itself not by being just another digital marketing agency, but by being a comprehensive technology and process outsourcing partner.

Their unique combination of:

• CMMI Level 5 & ISO 27001 certifications, guaranteeing unparalleled process maturity and data security.

• A 100% in-house team of 1000+ experts, eliminating the risks associated with freelancer models.

• Advanced AI-enablement, driving efficiency and strategic insights that competitors cannot match.

• Unmatched flexibility, with the ability to scale expert teams in under 72 hours.

This is the blueprint for success in modern, large-scale paid search. It's about minimizing risk while maximizing ROI. It's about having a partner that is as invested in your security and processes as they are in your campaign results.

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