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.

Organic rankings are determined by five factors: top services, reviews, portfolio, awards/press, and team expertise. Sponsored listings pay for a placement that appears above organic positions. Sponsorship does not affect star ratings or review content - read more on our methodology page.

Telemarketing × Electronics × Sort by: Avg Hourly Price: High to Low ×Clear Filters
  • Quality Home Care with Compassion.

    United Respite Care provides compassionate, personalized in-home care and respite support for seniors and individuals with diverse care needs. Our dedicated team focuses on enhancing comfort, independence, and quality of life while giving families dependable peace of mind through professional, client-centered...

    Top Services:

    • Digital Services
    • Graphic Design
    • Web Development
    • SEO
    • PPC
    • Show more
    Location
    Langley, Canada
    Number of Employees
    50 - 99
    Average Hourly Rate
    $100/hr
    Minimal Budget
    $25,000 - $50,000
    Portfolios Count
    1 Project Listed
  • Sales Enablement Partner.

    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...

    Top Services:

    • Digital Marketing
    • Event Marketing
    • Call Centers
    • Customer Support
    • Email Marketing
    • Show more
    Location
    Kuala Lumpur, Malaysia
    Number of Employees
    1000 & Up
    Average Hourly Rate
    $50/hr
    Minimal Budget
    Under $1,000
    Portfolios Count
    1 Project Listed
  • Most trusted Technology Partner

    Mysoft Heaven (BD) Ltd. is a Top Software Development Company with 15+ years of excellence. We specialize in enterprise-grade solutions like ERP, FinTech, e-Governance, and HRMS (HR Sheba). Our scalable SaaS platforms and Cyber Security solutions empower global organizations...

    Top Services:

    • Web Development
    • Digital Marketing
    • Mobile App Development
    • Software Development
    • Staff Augmentation
    • Show more
    Location
    Mirpur, Bangladesh
    Number of Employees
    250 - 499
    Average Hourly Rate
    $50/hr
    Minimal Budget
    $25,000 - $50,000
  • Back Office Support Services

    Outsource2india is a pioneering outsourcing company, providing a variety of Back Office Support services for global organizations...

    Top Services:

    • BPO
    • Business Consulting
    Location
    Princeton, New Jersey
    Number of Employees
    1000 & Up
    Average Hourly Rate
    $40/hr
    Minimal Budget
    $1,000 - $10,000
  • 911 IT delivers managed IT, cybersecurity, cloud, compliance, business continuity, and VoIP services tobusinesses across Utah, Wyoming, and Arizona...

    Top Services:

    • Managed Services
    • Cybersecurity
    • IT Services
    • IT Compliance Solution
    • Customer Support
    • Show more
    Location
    South Jordan, Utah
    Number of Employees
    Under 49
    Average Hourly Rate
    $38/hr
    Minimal Budget
    $10,000 - $25,000
  • Supporting International trade

    Reexia is a UK-based B2B lead generation and telemarketing agency helping companies connect with decision-makers and generate qualified business opportunities. Through targeted outreach, data-driven campaigns, and a combination of telemarketing and email marketing, Reexia supports organisations look...

    Top Services:

    • Call Centers
    • Email Marketing
    • Direct Marketing
    • SEO
    • BPO
    • Show more
    Location
    Birmingham, United Kingdom
    Number of Employees
    Under 49
    Average Hourly Rate
    $30/hr
    Minimal Budget
    $1,000 - $10,000
    Portfolios Count
    2 Projects Listed
  • Apps, Websites, Dashboards & Games

    SeenTK is a Syrian software development company building websites, mobile apps, admin dashboards, e-commerce platforms, and Unity games. We help startups and businesses turn ideas into reliable digital products with clean UI/UX, scalable code, testing, deployment, and ongoing support...

    Top Services:

    • Design Services
    • Web Design
    • eCommerce Development
    • Web Development
    • Software Testing
    • Show more
    Location
    Damascus, Syria
    Number of Employees
    Under 49
    Average Hourly Rate
    $30/hr
    Minimal Budget
    Under $1,000
  • Vserve Ebusiness Solutions

    VerifiedVerified by the DesignRush team for authenticity and credibility.
    All-In-One E-commerce Technology Solution Provider: Because Every Click Matters.

    Vserve Ebusiness Solutions is an AI-powered Supply Chain Management and Ecommerce company with 10+ years of global delivery. We provide offshore teams, BPO, procurement, order and inventory management, customer support, and ecommerce solutions to reduce costs and improve efficiency...

    Top Services:

    • Logistics
    • Accounting
    • eCommerce Development
    • BPO
    • Call Centers
    • Show more
    Location
    New York City, New York
    Number of Employees
    500 - 999
    Average Hourly Rate
    $25/hr
    Minimal Budget
    Under $1,000
    Portfolios Count
    1 Project Listed
  • LTS Global Digital Services, based in Vietnam, specializes in providing comprehensive digital BPO services. Our expertise encompasses data processing, RPA solutions, and a range of other business process outsourcing services designed to enhance operational efficiency and drive growth for our clients...

    Top Services:

    • IT Services
    • BPO
    • Call Centers
    • Customer Support
    • AI Development
    • Show more
    Location
    Hanoi, Vietnam
    Number of Employees
    100 - 249
    Average Hourly Rate
    $25/hr
    Minimal Budget
    $1,000 - $10,000
    Portfolios Count
    2 Projects Listed
  • Top BPO Company USA.

    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...

    Top Services:

    • BPO
    • Call Centers
    • Customer Support
    • Phone Answering Services
    • Digital Marketing
    • Show more
    Location
    New York City, New York
    Number of Employees
    Under 49
    Average Hourly Rate
    $25/hr
    Minimal Budget
    $1,000 - $10,000
    Portfolios Count
    1 Project Listed
  • Value Driven Experience

    Axendi is one of Europes leading providers of AI-powered contact center and BPO services. Since 2008, Axendi has been designing value-driven customer experiences by combining operational expertise with technology and in-depth vertical advisory...

    Top Services:

    • Call Centers
    • BPO
    • Customer Support
    • Phone Answering Services
    • AI Development
    • Show more
    Location
    Warsaw, Poland
    Number of Employees
    1000 & Up
    Average Hourly Rate
    $25/hr
  • One Degree Ahead of Threats.

    1Degree Surveillance is a nationwide commercial remote video monitoring and CCTV monitoring provider that helps businesses detect, verify, and respond to security threats in real time.The service combines AI-powered threat detection with trained, U.S.-based security operators who monitor connected camera...

    Top Services:

    • BPO
    Location
    Las Vegas, Nevada
    Number of Employees
    Under 49
    Average Hourly Rate
    $25/hr
    Minimal Budget
    $1,000 - $10,000
  • TechyLens is a Digital Marketing and Web Development Agency in Sri Lanka, helping ambitious brands grow through innovative digital solutions...

    Top Services:

    • WordPress Website Design
    • SEO
    • Digital Marketing
    • Branding
    • Web Development
    • Show more
    Location
    Batticaloa, Sri Lanka
    Number of Employees
    Under 49
    Average Hourly Rate
    $25/hr
    Minimal Budget
    Under $1,000
    Portfolios Count
    3 Projects Listed
  • Best BPO Agency in USA

    Best Data Conversion Services in USA offering secure document, PDF, image, and database conversion with fast turnaround and high accuracy...

    Top Services:

    • Graphic Design
    • Logo Design
    • Design Services
    • Digital Strategy
    • Product Design
    • Show more
    Location
    Denver, Colorado
    Number of Employees
    50 - 99
    Average Hourly Rate
    $25/hr
  • Boost Sales Growth.

    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 Services:

    • Email Marketing
    • Direct Marketing
    • Business Consulting
    • Market Research
    • Call Centers
    • Show more
    Location
    Belgrade, Serbia
    Number of Employees
    Under 49
    Average Hourly Rate
    $20/hr
    Minimal Budget
    $1,000 - $10,000
  • Connecting Businesses With High-Intent Customers

    First Call Solutions helps businesses grow through performance marketing, lead generation, and pay-per-call solutions. We specialize in delivering high-quality leads, inbound calls, and customer acquisition solutions across insurance, healthcare, home services, legal, and financial industries. Our focus is on...

    Top Services:

    • Affiliate Marketing
    • CRO
    • Media Buying
    • Digital Marketing
    • PPC
    • Show more
    Location
    Houston, Texas
    Number of Employees
    250 - 499
    Average Hourly Rate
    $20/hr
    Minimal Budget
    $1,000 - $10,000
    Portfolios Count
    1 Project Listed
  • Pipeline built. Meetings booked. Repeat.

    Pixalrity is a B2B client acquisition agency that builds done-for-you outbound systems for companies that need a predictable pipeline. We run LinkedIn outreach, cold email, and cold calling campaigns targeting the right decision-makers at the right time. Our work is hands-on and results-driven. We've...

    Top Services:

    • Digital Services
    • Digital Marketing
    • CRM Consulting
    • Digital Strategy
    • Business Consulting
    • Show more
    Location
    Chicago, Illinois
    Number of Employees
    Under 49
    Average Hourly Rate
    $15/hr
    Minimal Budget
    $1,000 - $10,000
  • The World's Top Talent for Remote Teams!

    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...

    Top Services:

    • BPO
    • Staff Augmentation
    • HR Outsourcing
    • Customer Support
    • Call Centers
    • Show more
    Location
    Overland Park, Kansas
    Number of Employees
    500 - 999
    Average Hourly Rate
    $10/hr
    Minimal Budget
    $10,000 - $25,000
  • Expert Staffing Partner for Your Business Growth

    Building a remote team should improve operational capacity, not introduce communication gaps, management complexity, or inconsistent service delivery.Elite Sense Consulting provides remote staffing solutions for businesses seeking reliable, multilingual professionals who integrate into existing workflows...

    Top Services:

    • Business Consulting
    • BPO
    • Call Centers
    • Logistics
    • HR Outsourcing
    • Show more
    Location
    London, United Kingdom
    Number of Employees
    50 - 99
    Average Hourly Rate
    $9/hr
    Minimal Budget
    $1,000 - $10,000

Why companies trust DesignRush

Every agency is independently vetted before it can be listed or ranked

1

Identity Check

We verify businesses and reviewer LinkedIn profiles for integrity.

Agencies vetted
129,561+
2

Portfolio Review

We review agency work, case studies, and results to confirm skill.

Applicants rejected
47%
3

Ongoing Audit

We monitor listings regularly; outdated agencies are removed.

Agencies verified
19

Some agencies pay for sponsored placement, clearly labeled and held to the same vetting standards.

See how rankings and monetization work.

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.