Call Centre Outsourcing Services... Let's Talk


Key Inbound  Services:

      •          Help Desk and Customer Support
      •          Overflow Call Handling
      •          Virtual Receptionist
      •          Restaurant Table Booking
      •          Cross sell and up sell
      •          Bureau/Dedicated/Blended Contact Centre
      •          Charitable Donations
      •          Out of Hours Cover


Key Outbound  Services:

      •          Telesales & Telemarketing
      •          Lead Generation
      •          Follow-up Calling
      •          Market Analysis / Research
      •          Database with automated archiving
      •          Online Applications
      •          Multi language capabilities
      •          SMS Service, E-mail & Chat Support


Our services are individually tailored to your needs and, depending on your choice, our competitive charges would be based either on:

      •          Hourly rate,
      •          Number of operators,
      •          Number of incoming/outgoing calls,
      •          Number of set sessions, or
      •          Total sales achieved.

There are no any additional costs or setup fees. Our success is only measured by your satisfaction and achievement of agreed objectives.

To find out more, please get in touch to discuss your requirements and our team will propose the most efficient solution and provide you with a no-obligation quote.

Joint Venture

We treat you as our business partner and aim to establish mutually beneficial, long-term relationship.  We are flexible, transparent and focused on providing a premium support for your core business.

Why Us?

      •          Investing in your own call center is costly  .
      •          You can focus on your core competence.
      •          Selection and training of operators takes time and resources.
      •          We are constantly expanding the number of trained operators.
      •          You do not have to worry about the ’idle’ time.
      •          Our operation is 24/7.
      •          Independent/unbiased assessment of your product/service…
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About Us

Callosseum Call Centre team leaders have the industry experience spanning decades and we are extremely proud of the long term relationship with the vast majority of our clients. Our fast growing multilingual team has recently moved to a new modern premises in Belgrade (the capital of Serbia) whilst our representative in Manchester (England) is dealing with the enquiries of our existing and new  partners in the UK and worldwide.

We look after you and your clients so you can focus on doing what you are good at.

With our tailored, high quality outsourcing call centre services, you can trust us when dealing with your customers. Let us handle your calls and the benefits of the newly found free time would be immediately visible to you so you’d be able to work smarter and not harder. We don’t build our long term business relationship based on the contractual small print; our commitment, quality of our service and low costs are what it matters. Get in touch… let’s talk.



Callosseum Call Centre

  • Address: Antifasisticke borbe 23E/11, 11070 Belgrade, Serbia
  • Phone: +381 11 42 52 120
  • UK Phone: +44 (0) 33 00 555 130

Serbia HQ:
UK enquiries:
Canada enquiries:

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