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.
BPO Company India | Call Center Outsourcing | Ascent BPO
Ascent BPO Services focuses on delivering quality call center outsourcing and customer care services. Our dedication to client satisfaction ensures high‑quality results in data entry, conversion, and support...
Top Services:
- BPO
- Call Centers
- Business Consulting
- HR Outsourcing
- Customer Support
- Show more
- Location
- Noida, India
- Number of Employees
- 100 - 249
- Average Hourly Rate
- $50/hr
- Minimal Budget
- Under $1,000
- Portfolios Count
- 3 Projects Listed
Data sourced from the agency's DesignRush profile, its website, and other relevant accountsAscent BPO Services Services
Data sourced from the agency's DesignRush profileGuwahati University Silver Pumps & Motors Pradhan Mantri Kaushal Vikas Yojana IndiaMART HDFC Bank
Ascent BPO Services Reviews & Testimonials
Tarun Badhautiya's Review Sourced from Google
I was looking for a reliable BPO Projects provider to support my business operations, and my experience with Ascent BPO has been positive. The team explained the project requirements clearly and provided good support throughout the process. Communication has been smooth, and the overall workflow has been easy to manage. I appreciate their professional approach and timely coordination. The project has been helpful for my business, and I am happy with the progress so far. I would recommend Ascent BPO to businesses looking for BPO project opportunities and professional support.
Anita Balodi's Review Sourced from Google
Ascent BPO stands out as a dependable BPO Projects Provider. Their staff is knowledgeable and helped us understand the onboarding process step by step. The overall experience was smooth and well organized.
Shivani bhardwaj's Review Sourced from Google
Ascent BPO Services has been a trustworthy partner for our business requirements. Their professionalism, timely support, and commitment to quality make them stand out. The team is knowledgeable and always ready to assist. Highly satisfied with their services.
Reviews verified by DesignRush and sourced from the agency's profile View All ReviewsConnecting Brands
A global Digital Marketing Agency helping brands streamline and scale their business with bespoke SEO, Social Media Marketing, PPC, Email Marketing, Content Marketing, Database generation, Lead Generation, Branding, and Website development solutions.We help you grow your business online...
Top Services:
- SEO
- Digital Marketing
- WordPress Website Design
- Digital Services
- Social Media Marketing
- Show more
- Location
- Pune, India
- Number of Employees
- Under 49
- Average Hourly Rate
- $15/hr
- Minimal Budget
- Under $1,000
Data sourced from the agency's DesignRush profile, its website, and other relevant accountsEspial Solutions Services
Data sourced from the agency's DesignRush profileTelerainMD Boomerang Transportation Bow and Baan Technology Services Pvt. Ltd.
Espial Solutions Reviews & Testimonials

PPC Review from Ahmed Iqbal Khan
Espial worked for us to deliver quality leads through PPC campaigns. Our challenge was that we hardly had 1% conversion from all the clicks that we were getting through Google Adwords. Within a month our lead to conversion increased from 1% to 5%, that was a remarkable achievement. They know which design and content works best. The level of communication and responsiveness that we receive from them makes them incredibly easy to work with.

SEO Review from Saurabh Agarwal
We are very satisfied with the services received so far in these 7 months. Because of Espial Solution's efforts, the site's traffic boosted and most keywords used got high-rankings on Google search. As a result, the client receives more organic conversions and customer satisfaction. The team is very professional and punctual.

Digital Marketing Review from Rajeev Mehta
Working with them is quite fluid, they are available 24 hours of the day. Thanks to the work of Espial Solutions, website traffic increased and sales grew by almost 50%. The workflow is fluid, as the team is available all day. The client is impressed with the analytical way that Espial Solutions did their work, studying the business model first before starting.
Reviews verified by DesignRush and sourced from the agency's profile View All ReviewsEffortlessly Accurate, Every Time
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...
Top Services:
- BPO
- Business Consulting
- Call Centers
- Phone Answering Services
- Customer Support
- Show more
- Location
- Dhaka, Bangladesh
- Number of Employees
- Under 49
- Average Hourly Rate
- $8/hr
- Minimal Budget
- Under $1,000
- Portfolios Count
- 1 Project Listed
Data sourced from the agency's DesignRush profile, its website, and other relevant accountsInstant Solution Services
Data sourced from the agency's DesignRush profileHealth Care Industry Dental Industry Corporate Services Industry
Webwers Cloudtech: Engage, Convert, Grow.
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...
Top Services:
- Web Development
- Affiliate Marketing
- Digital Marketing
- Email Marketing
- Cloud Consulting
- Show more
- Location
- Noida, India
- Number of Employees
- Under 49
- Average Hourly Rate
- $50/hr
- Minimal Budget
- Under $1,000
- Portfolios Count
- 4 Projects Listed
Data sourced from the agency's DesignRush profile, its website, and other relevant accountsWebwers Cloudtech Private Limited Services
Data sourced from the agency's DesignRush profileIndiamart AscentBPO CreditRupay Uptojobs Adtopush
Webwers Cloudtech Private Limited Reviews & Testimonials
Mukesh's Review Sourced from Google
The consultancy is superb and with they having office just near sec62 makes things only easier for us in terms of brainstorming and solutioning for our weekly stock clearance sale campaigns. I am very much now dependable on them to make my marketing goals achievable for every passing quarter.
Clash with Vikas's Review Sourced from Google
Since implementing Webwers Cloudtech’s auto dialer software, our outbound call efficiency has improved by 40%, resulting in a significant boost in sales revenue.
Reviews verified by DesignRush and sourced from the agency's profile View All ReviewsYour Trusted Partner In Scalable BPO Services
We are the fastest-growing BPO in India. Offers the best business opportunities in the industry. Deals in non-voice process, voice process, BPO solutions, banking process, digital marketing, and IT projects...
Top Services:
- BPO
- Business Consulting
- HR Outsourcing
- Customer Support
- Show more
- Location
- Noida, India
- Number of Employees
- Under 49
- Average Hourly Rate
- $50/hr
- Minimal Budget
- Under $1,000
Data sourced from the agency's DesignRush profile, its website, and other relevant accountsZoetic BPO Services Services
Data sourced from the agency's DesignRush profilePMKVY Bank DSA Kiddy Widdy Ayurvedic Farma ORM Management CARS24 Axis Bank
Innovation is the key to sustainability!
LMS is unique in her way of operating. We implement High Performance Work Systems, driven by innovative thinking. This allows us to prioritize the Quality and Quantity of our services. Our skilled workforce is eager to get the job done!...
Top Services:
- Call Centers
- Phone Answering Services
- BPO
- Customer Support
- HR Outsourcing
- Show more
- Location
- Paramaribo, Suriname
- Number of Employees
- 100 - 249
- Average Hourly Rate
- $12/hr
- Minimal Budget
- Under $1,000
Data sourced from the agency's DesignRush profile, its website, and other relevant accountsLogical Moderator Solutions Services
Data sourced from the agency's DesignRush profileWork With Us The Courier Consultancy and Services Voxnode Harlem Next Mcxcess Mellow Media Gouden Gids
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...
Top Services:
- BPO
- Customer Support
- Call Centers
- Staff Augmentation
- Show more
- Location
- San Jose, California
- Number of Employees
- 100 - 249
- Minimal Budget
- Under $1,000
Data sourced from the agency's DesignRush profile, its website, and other relevant accountsRPM Services
Data sourced from the agency's DesignRush profileCareerVault Way The Bright App
Your Trusted Partner in Outsourced Business Solutions
Nixxie Solutions is a BPO service provider delivering reliable outsourcing support to businesses worldwide. We specialize in customer support, virtual assistance, and back-office operations, helping companies reduce costs while improving efficiency. Our trained team focuses on quality, responsiveness, and...
Top Services:
- Digital Strategy
- eCommerce
- Social Media Marketing
- BPO
- Call Centers
- Show more
- Location
- London, United Kingdom
- Number of Employees
- Under 49
- Average Hourly Rate
- $20/hr
- Minimal Budget
- Under $1,000
Data sourced from the agency's DesignRush profile, its website, and other relevant accountsNixxie Solutions Services
Data sourced from the agency's DesignRush profileDavis Hugh Dalton Distributor PAKIT distributor
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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.








