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A-SALES AB is a sales outsourcing solutions company specializing in lead generation, sales team outsourcing, and sales support services. With a 100% positive feedback rate from clients, reviews highlight their responsiveness, strong project management, and ability to generate high-quality leads. Clients frequently praise their performance-driven approach and seamless integration with in-house sales teams.
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Belkins is a sales outsourcing company specializing in a range of services, including lead generation, appointment setting, and sales team outsourcing. Across diverse reviews, Belkins receives high praise for exceeding expectations, achieving targets, and providing proactive communication, with over 90% of clients noting their responsiveness and commitment to success. Their personalized approach and alignment with client goals are frequently highlighted as key strengths.
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nxt milestone is a Sales Outsourcing Solutions provider specializing in generating warm leads and enhancing brand awareness through structured processes and cold calling. With a positive feedback rate of 100%, clients highlight their trust-based collaboration and the company's ability to offer deep brand insights beyond typical call center services.
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TECH IN ACTION is a small artificial intelligence firm launched in 2024. Their team specializes in Artificial Intelligence and Sales Outsourcing.
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Networking Partners is a Content Marketing and Sales Outsourcing company. They are located in Pottum, Germany and Nairobi, Kenya, and their services include Content Marketing and Sales Outsourcing.
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EGENTIC is a Sulzbach (Taunus), Germany-based Sales Outsourcing company. Established in 2001, the team specializes in Sales Outsourcing and Email Marketing.
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EnVoice is a phone answering service launched in 2004. Their services include Call Center Services and Sales Outsourcing.
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Gevekom is a call center. Their midsize team is located in Frankfurt am Main, Germany. Their services include Call Center Services and Direct Marketing.
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Quotapoint GmbH Frankfurt is a Market Research company. The agency is based in Frankfurt am Main, Germany and Köln, Germany. Their team offers Market Research and Call Center Services.
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Social media marketing company Sell By Lead GmbH offers Social Media Marketing and Email Marketing. They were founded in 2019.
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We evaluate service providers using a structured methodology that combines:
This data powers tools like the Leaders Matrix, which helps you compare agencies directly. Our research team curates rankings by weighing verified reviews most heavily, so the most trusted and experienced providers rise to the top.
Using this unique combination of verified client feedback and provider-supplied insights, Clutch distills the most important details into clear, digestible summaries so you have everything you need to make confident, informed decisions quickly.
We take fraud seriously. Providers who violate our guidelines may face lower rankings, restricted visibility, or removal from the platform altogether.
Clutch’s commitment to transparency is ongoing. We’re constantly refining our systems to protect the integrity of reviews and support you in finding the right agency.
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![How to Build a Budget for Call Center Services [With Template] cover image](https://img.shgstatic.com/clutch-static-prod/image/resize/715x400/s3fs-public/article/ba3fb126c373d45b88403b0272fa9201.jpg)
Call center costs can add up over time, so it’s important that companies establish a thorough budget plan before outsourcing.
