Callbox, Martal Group, CIENCE, TeleDirect, Leadium - these are among the top telemarketing companies sales teams rely on to generate qualified leads, increase conversion rates, and build consistent pipelines through targeted outreach and performance-driven communication strategies.
Best Telemarketing Firms
254 Companies-Rankings updated: September 06, 2026
DesignRush evaluates all telemarketing firms based on their expertise, success stories, and verified client reviews. Some listings may be paid.
We offer specialized solutions in digital marketing, back-office support, and talent acquisition. AGO M.I.D.A.S. enhances brand visibility through innovative advertising. AGO B.O.S.S. streamlines operations with expert support. AGO T.A.L.E.N.T. connects businesses with top professionals. Our expertise helps...
We are a marketing agency specialized on generating advertising and promotions for all available in the market digital platforms.
We aim to become trusted advisors to our customers, offering integral solutions and constantly adapting to our customers trends and changes at the digital environment...
USA Outsource Today is an American-led business process outsourcing (BPO) company that helps organizations scale operations through skilled talent and AI-driven solutions. The company provides cost-effective outsourcing services across customer support, sales development, back-office operations, and digital...
MarketOne is a global demand generation agency. We create and nurture leads, retain and grow customers, and give clients the confidence their marketing investments will produce quantifiable returns...
Optimise efficiency and value by outsourcing your delegate sales
Optimise efficiency and value by outsourcing your delegate sales
Belgrade Karizma is a low-cost resource that can handle all aspects of sales, marketing, and lead generation for each project, or function as an integrated part of a bigger sales team. Customers who return year after year and become real brand ambassadors attend the most successful events. To do this, you...
Our UK based telemarketing and marketing agency is committed to delivering the results you need. We strive hard to ensure you get maximum value from our work, so that your business can continue growing!...
We specialize in managed and dedicated team staffing for small and large outsourced projects. Combined with a highly trained and educated staff, our company exists to make a deliverable outsourced product managed with Western-style business practices, and delivered with exceeded expectations. Our products are...
"Your Trusted Service Partner, Across the Nation."
"Your Trusted Service Partner, Across the Nation."
ASK 2 PRO delivers expert virtual assistant services nationwide, helping businesses streamline tasks, boost efficiency, and expand their network. From admin to communication, we handle the details so you can focus on growth and success...
Professional Multilingual Communication And Support At Scale
Professional Multilingual Communication And Support At Scale
Fluency LLC provides a comprehensive suite of human-led call center services designed to bridge communication gaps and enhance customer experience. Based in Columbus, Ohio, we specialize in high-stakes environments where linguistic precision and cultural empathy are essential...
SAS specializes in tailored phone answering services, catering precisely to clients' unique business requirements. Our committed support team undergoes rigorous training to deliver outstanding solutions, encompassing a wide spectrum of needs, such as general customer service, billing inquiries, sales...
The Agency MENA is a UAE-based B2B sales execution company that provides outsourced sales teams for businesses entering or expanding in the UAE market. Its field sales team operates across Dubai, Abu Dhabi, and the other Emirates, handling prospecting, meetings, negotiations, pipeline management, and...
Simplifying Your Digital Needs With Unlimited Skills
Simplifying Your Digital Needs With Unlimited Skills
Protovo Solutions is an experienced and reliable group of digital engineers, problem solvers, thinkers, consultants, and all-around specialists. We believe in providing one-of-a-kind solutions to everyone of our customers, since we are the creators of human experience. Our mission is to simplify the...
Headquartered in Berkeley, CA, Direct Line Tele Response is nationally recognized as one of the premier service providers in the Answering Service and Call Center industry. We provide solutions for inbound call taking, messaging, urgent dispatch, and other answering services that are available 24/7/365...
Founded in 2003, 24×7 Direct is a leading Australian BPO with offices in Melbourne, Australia and Cebu, Philippines focused on delivering intelligent, intuitive and effective Managed Offshore Staffing solutions for Australian businesses...
AnswerForce delivers a suite of live, genial, and proficient phone answering services, alongside virtual reception solutions and beyond. Our seasoned team of customer-centric agents tend to your calls continuously, all year round, allowing you to concentrate on advancing your enterprise...
JMS is a leading B2B lead generation firm serving companies that offer complex, often high-ticket solutions, products and services. Our clients rigorously test us against other lead generation firms, and we consistently prove our ability to meet or exceed their objectives. Based on this trust, clients make...
Leading lead creation company SalesPro Leads specialises in serving the technology sector. Our associates are committed to delivering top-notch customer service and exceptional outcomes. They have a combined 50 years of business development and lead generation experience...
Founded in 2002, Antasis is a trusted Singapore-based provider of outsourced business solutions. We deliver world-class customer service, IT support, and back-office operations through a flexible, innovative workforce. Certified in ISO 27001, ISO 9001, Bizsafe Level 3, COPC, and Six Sigma, we ensure quality...
Led by a Cambridge MBA founder, RETLM BPO is providing cost effective but client focused outsourcing services to clients around the globe. These services cover range of industries including Real Estate, Edtech, Health care, Retail, ecommerce, transport, Telecom etc. Increase in Profit by 60%...
We Provide The Right Virtual Receptionist or Answering Service for Your Business.
We Provide The Right Virtual Receptionist or Answering Service for Your Business.
At Conversational we serve a variety of business types. Our Staff are specialty trained members of each of those mentioned administrative groups, who excel at their work. The receptionists love dealing with the different cultures and research your business to portray the right fit for you...
Our B2G sales team helps you set more meetings and win more deals with state and local government agencies at a fraction of the cost of hiring internally...
Strategic Sales and Marketing (SSM) is a lead generation company specializing in B2B lead generation, appointment setting and managing sales leads for major accounts in multiple industry sectors. Founded in 1989 by Al Davidson, Strategic Sales and Marketing is widely recognized as one of the “leading...
We are customer service experts. Consider GCS when you need outsourced contract center support. We can staff and manage your internal center, operate a dedicated site for you or manage your program in a blended or shared center.
GCS is not your ordinary outsource provider or BPO. Our niche is customer...
Arise’s roots go back to 1994, when we started out as a technology company selling a proprietary switch. We quickly saw where the future of the customer care world was headed and set out to shape and lead that future. The Arise® Platform launched in 1997 to enable a network of small enterprises to provide...
We are company specializing in outbound sales, aiming to help you increase your number of clients or customers. Our business models goal is to schedule meetings with potential clienst for you...
Top Nearshore BPO Services for US & Canadian Businesses | 24/7 Call Center Services
Top Nearshore BPO Services for US & Canadian Businesses | 24/7 Call Center Services
VLBPO is a strategic nearshore outsourcing partner enabling organizations to transform operational performance, reduce costs, and scale with speed and control through high-impact workforce solutions...
CCJM Solutions is a boutique IT Consulting and BPO firm located in Atlanta, Georgia. We are passionate about helping businesses modernize operations while reducing costs. Our areas of expertise includes custom software, web, and app development, cloud migrations, staffing, and compliance management...
We Focus On Customer Service So You Can Focus On Your Business.
We Focus On Customer Service So You Can Focus On Your Business.
Five Star Solutions is a premier, mid-sized contact center outsourcer dedicated to delivering world-class customer care. By blending boutique-level agility with enterprise-grade capabilities, the company serves as a seamless extension of its clients' brands...
Upcall is a conversation-driven marketing and sales platform that uses real people to gather insights over the phone. It’s scalable, efficient, and seamlessly integrated within your existing workflow...
Tactical TeleSolutions (TTS) is a boutique lead generation agency in the Bay Area. TTS was established in 1991 and has developed innovative calling campaigns for Start Ups to Fortune 500 clients...
Direct Objective Consulting specializes in B2B marketing for small and medium-sized enterprises. With a focus on lead generation and commercialization, the agency serves technology, manufacturing, and service providers. Its mission is to maximize clients' marketing ROI through customized strategies that drive...
Looking for a Reliable AI-Driven Outsourced Call Center in Indonesia? Callindo Delivers Top-notch Services to Enhance Your Customer Experience and Boost Your Business...
Helping US companies to find best talents for back office jobs
Helping US companies to find best talents for back office jobs
Deducto is your one-stop shop for connecting top Colombian job seekers with U.S. companies. We specialize in sales, customer service, and data entry roles, providing comprehensive services for both employers and candidates to ensure a perfect match...
Afrishore BPO is a leading South Africa call center and customer support outsourcing provider, delivering high-quality voice, email, and chat support to companies in the US, UK, and Europe. Our English-speaking South African agents provide exceptional customer experience at a fraction of the cost of onshore...
Hire Global Talent Without Borders Legal Risk Or Delays
Hire Global Talent Without Borders Legal Risk Or Delays
Smart Outsourcing Solution (SOS) is your partner for compliant offshore hiring. With decades of recruitment experience and strong operations in the Philippines, we deliver remote-ready talent in AI, tech, and customer support. Our EOR solution handles everything from onboarding to payroll, giving you a...
Elevate your business outreach strategies with Webwers' innovative Bulk SMS Dialer Services and Cloud Contact Center solutions. Our services empower you to seamlessly connect with your customers, ensuring efficient and effective communication channels. With our cutting-edge Bulk SMS Dialer Services, reach...
Taking ownership of every call and providing a quality experience the first time, every time.
Taking ownership of every call and providing a quality experience the first time, every time.
As a CCaaS our range of call center services includes customer care, telesurveys, customer contact, marketing services, web chats, email responses, technical support and work desk, customer insights, and data analysis. As a business process outsourcing provider in Trinidad and Tobago, we are committed to...
We provide Call Center service for e-commerce in emerging markets of Africa and Asia.
We have local call center with in-house agents in every country of our presence...
CALLFASST is committed to delivering exceptional services to its clients. We achieve this through advanced technologies, supported by a team of skilled and trained professionals. Our work philosophy revolves around openness and adaptability, as we strive to meet and exceed the high standards set by our valued...
Your Dedicated Ally in the World of Healthcare Credentialing.
Your Dedicated Ally in the World of Healthcare Credentialing.
Physician Credentialing Company specializes in streamlining provider enrollment and maximizing reimbursements, empowering healthcare practices to operate more efficiently. Our expert services ensure seamless credentialing processes that enhance the financial and operational success of medical providers...
ATM Group is a customer operations and revenue outsourcing company. We deliver contact centre outsourcing, revenue generation programmes, multilingual support and AI-enabled optimisation in the UK, Europe and South Africa...
5 Frequently Asked Questions About Telemarketing Firms
What do telemarketing companies do?
Telemarketing agencies use phone-based direct marketing to sell products, generate leads, or book appointments on behalf of businesses, performing both outbound and inbound calls to grow sales pipelines and client relationships.
As all telemarketing interactions involve direct human contact, the approach allows them to influence potential customers’ opinions, purchasing habits, or perceptions toward a brand.
What services do telemarketing firms provide?
Telemarketing services for businesses can be split into two main categories: inbound and outbound.
Inbound telemarketing services cover customer support calls, namely technical support, order taking, billing inquiries, upselling, and virtual receptionist service, to name a few. They can support both B2B and B2C companies.
Outbound telemarketing services, also referred to as proactive outreach, are intended to boost businesses’ bottom line. This category comprises several different service types, including lead qualification, appointment setting, cold calling, customer reactivation, and more.
B2B telemarketing companies are often hired to assist non-profit organizations in soliciting donations or to collect debt and follow up on overdue accounts on behalf of other businesses.
How much do telemarketing agencies charge for their services?
Telemarketing agencies charge between $7 and $75 per hour for their services. The service cost can also vary based on location (offshore vs. onshore), campaign complexity, duration, and agent experience, with B2B telemarketing campaigns often costing more than B2C.
Other common pricing models include:
Per-lead: $35 to $60 per qualified lead
Flat-rate: $650+ for a 4-week campaign
Commission-based: 5% to 20% of each closed sale
How long do telemarketing campaigns take?
Telemarketing campaigns usually take a few months, as lead nurturing takes multiple phone calls for telemarketers to engage with a prospect and close a sale.
Although initial lead generation begins within the first few weeks, for a full, effective cycle, the campaigns are run between 3 and 6 months. The average campaign takes about 14 weeks to reach an optimum level of opportunities per day. The length also depends on the campaign type:
Pilot and trial campaigns: Usually run for 10 to 12 weeks to test the market, refine the pitch, and validate traction.
Short campaigns: 4 to 6 weeks for time-sensitive promotions or event registrations.
Long-term campaigns: 6 months to over a year for slow B2B sales cycles that require more lead nurturing.
What kind of ROI can businesses expect from telemarketing campaigns?
Lucrative telemarketing campaigns often result in a 5:1 to 10:1 return on investment (ROI), meaning $5 to $10 in revenue for every $1 spent. The return rate depends on the quality of the call lists, the persuasion skill of the callers, the product, the offer, and whether it's part of a multi-channel strategy. Notably, ROI grows over time through stronger customer retention and better targeting informed by feedback from calls.
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