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
187 Companies-Rankings updated: September 05, 2026
DesignRush evaluates all telemarketing firms based on their expertise, success stories, and verified client reviews. Some listings may be paid.
A Leading Outsourcing Center in Europe with the Healthy Ambition to Remain at the Top! Our business is on par with the standards established by the industry thanks to the exceptional quality and industry understanding that we provide. You may be certain that we will provide you the highest possible level of...
1840 & Company is a global provider of talent and team solutions devoted to empowering businesses with scalable, on-demand workforce solutions. With a stringent verification procedure and a network of professionals in 150 countries, we connect organizations with remote talent of the highest caliber. Our...
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...
Decimus makes it possible for you to convert a greater proportion of leads into sales appointments than is possible with any other approach, all while significantly streamlining and enhancing every facet of your business's sales processes...
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...
24/7 Live Answering, Virtual Receptionist & Call Center Solutions
24/7 Live Answering, Virtual Receptionist & Call Center Solutions
AnswerFirst helps businesses stay connected with real, helpful people answering every call day or night. No bots. No scripts. Just trained Customer Service Professionals who know how to support your customers when it matters most...
American quality call center and outsoured services at Philippine rates
American quality call center and outsoured services at Philippine rates
Loop provides a pinnacle of outsourced customer support as a service, encompassing top-tier customer service, potent retention strategies, and robust sales techniques...
Our core value at ROI CX Solutions is delivering tailored call center outsourcing solutions that scale with your business. Impressive outcomes define our legacy in customized scripting, agent training, and seamless onshore-offshore staffing blends—ensuring 24/7 support that drives exceptional customer...
LHB Consulting, a London-based lead generation agency with two decades of experience, specializes in a range of services, including telesales, telemarketing, appointment scheduling, the creation and follow-up of email marketing campaigns, and data cleansing...
Empire Solutions is a leading BPO contact center providing expert call handling and answering services. Connect with us anywhere for top call center solutions...
Elevate your online presence with UseCodify, your partners in web design and digital marketing. We specialize in creating captivating websites and boosting your visibility through SEO and innovative strategies. Let us help you stand out, connect with your audience, and achieve your digital dreams...
While everyone is focused on artificial intelligence, joyno is focused on human intelligence. Our employees undergo a vigorous training regimen designed to enhance the enormous talent and innate thirst for knowledge they desire. A positive attitude and authentic gratitude fosters the team spirit to endure the...
Get cost efficiently, improve your business processes and let your firm growth.
Get cost efficiently, improve your business processes and let your firm growth.
Outsourcing service which we are provider is dedicated solution for foreign companies. We have e-commerce specialists doing expansion at amazon, ebay, aliekpress,allegro and more marketplaces.
We also provide iGaming solutions as a customer support 365/24/7 and compliance team...
We offer cold calling services in industrial markets (preferably Europe).
We are professional sales engineers with experience in different tech fields.
Our main markets are metal and woodworking, plastic processing, oil and gas, FMCG production, and agro-.
You get a simple or promoted database with...
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...
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...
At Apt Tech Studio, we believe that technology should work for you, not the other way around. Founded with the mission to simplify complex challenges, we offer a comprehensive range of software solutions designed to optimize business operations, drive innovation and create sustainable growth. We're on a...
Scale Your Business With Quality Outsourced Teams In Back Office Support.
Scale Your Business With Quality Outsourced Teams In Back Office Support.
RPM stands out as a comprehensive solution provider, offering bilingual expertise in both English and Spanish, with the flexibility to provide full-time or part-time dedicated resources, fully managed to meet diverse operational needs. Our capabilities span a wide spectrum, encompassing intricate back-office...
A trusted partner to achieve transformational excellence in business processes
A trusted partner to achieve transformational excellence in business processes
Viaante Business Solutions is a premier services company based in India, dedicated to delivering exceptional solutions to clients worldwide. With a relentless focus on exceeding client expectations, we aim to drive their success through innovative and effective services...
MetaFussion is a dynamic digital company driven by a passion for crafting innovative software solutions tailored to meet the evolving needs of businesses. Our comprehensive services, including SEO, SMM, web development, and PPC campaigns, empower clients to thrive in today's fast-paced digital environment...
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...
Skyler is your trusted innovation partner for web and mobile app development, proudly based in India and serving ambitious startups and businesses around the world. Our purpose is evident: to fuel your journey of growth by seamlessly integrating highly skilled staff services...
Denave is a B2B sales enablement organization based in Malaysia that offers a complete range of demand generation and lead generation solutions. Denave offers services including Business process outsourcing, digital marketing and B2B data services...
VerifiedVerified by the DesignRush team for authenticity and credibility.
Influx.com are the experts in on-brand 24/7 customer support, since 2013..
Influx.com are the experts in on-brand 24/7 customer support, since 2013..
Influx staffs dedicated call center teams for inbound, outbound, and after-hours coverage across the Americas, Europe, and APAC. Since 2013, the call center provider has served 750+ brands on month-to-month plans with no lock-in and a 7-day launch window...
Established in 2010, The Last Hope brings over 14 years of international expertise in transforming businesses with exceptional website designing, digital marketing & graphic designing services. Our dedicated team has successfully served thousands of satisfied clients worldwide, delivering tailored solutions...
"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...
Empowering Customer Experience with AI and Human Expertise-Customized Care Solutions by D3Mynds.
Empowering Customer Experience with AI and Human Expertise-Customized Care Solutions by D3Mynds.
Empowering Customer Experience with AI and Human Expertise-Customized Care Solutions by D3Mynds. Where AI Meets Human Touch D3Mynds Delivers Customized Customer Care Solutions for a New Era...
Instant Solution is a top BPO company in Bangladesh, offering world-class call center, data management, and business support services globally. With expertise in data processing, customer support, healthcare BPO, and e-commerce, we ensure secure, accurate, and efficient solutions. Operating in Bangladesh and...
DGC BPO Service is a premier US-based outsourcing company offering expert customer service, call center solutions, virtual assistance, and lead generation. We help businesses optimize operations, improve customer experiences, and drive growth with tailored, efficient solutions...
B2B Lead Generation | B2B Appointment Setting | Cold Calling Services and More
B2B Lead Generation | B2B Appointment Setting | Cold Calling Services and More
CallingAgency books qualified B2B appointments with decision makers for your sales team. We have served more than 2,100+ businesses across 50+ industries in the US, Canada, and Australia...
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...
Dedicated virtual assistants and full phone teams, matched in 3 to 5 days, managed daily by our team, and backed by a 110-Day Guarantee. You run the business. We run the team...
Express Virtual Assistant (EVA) is a globally managed virtual workforce solutions provider that helps businesses streamline operations through structured, performance-driven support systems. Founded in 2004 as a subsidiary of Flatworld Solutions, EVA goes beyond traditional outsourcing by offering a...
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%...
Ferio Solutions is a Business Process Outsourcing company serving businesses across the USA, Canada, UK, and global markets, providing customer support, offshore teams, lead generation, sales, and back-office solutions...
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...
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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