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0.0/5 • Glassdoor rating


InSO International Call Center, we understand that the call center that you choose is representing the face and the voice of your business to your customers. That’s why only the very best will do when it comes to the handling of your image. Our goal is to engage with your customers and positively interact with them, thus increasing customer loyalty, brand awareness and retention, and ultimately driving a strong ROI.



Public or Private


Seats or staff



$25 mil. - $50 mil.





Harold Triana, CEO

Year Founded


Countries of fulfillment




Contact information

800 788 8299


About InSO: Review and comparison

InSO is a call center and Business Process Outsourcing (BPO) services provider. Based in Allen, Texas, they focus on custom strategies to increase revenue and productivity and improve customer engagement. They have been supporting businesses since 2003.

Having received the “Best Performance Call Center Award” in 2007, InSO’s vision is to “meet your call center outsourcing needs with our experience, time-tested strategies and vast network to help your company grow.”

With almost 20 years of experience in onshore/offshore call center management, today InSO has an international presence in India, the Dominican Republic, and the Philippines. They currently staff 51-200 employees and have overseen more than 200 call center campaigns since starting.

InSO Outsourcing

InSO’s vision is a people-centered approach with a transparent process using state-of-the-art technology. You’ll work with their team of analysts and specialists to come up with a strategy to increase sales, address your challenges, and reinforce customer loyalty when you launch your campaign with InSO.

Around-the-clock backup means consistent service and top-notch data security for you. Domestic-based strategies mean a personal touch, increasing customer focus and retention. By providing offshore call centers with onshore management, they will maximize your productivity while considering your budget and thinking of your customer base.

InSO’s BPO services and pricings

They are experienced in providing their clients with personalized support solutions, including:

  • Back office support services
    • Credit card chargeback management
    • Data entry services
    • Document scanning & conversion services
    • Sales order processing
    • Virtual assistant
  • Inbound call center services
    • Answering service support
    • Continuity customer retention
    • Customer service support
    • Direct response call center services
    • Email & chat support
    • Help desk support
    • Order taking services
    • Sales support
    • Technical support
  • Outbound call center services
    • Outbound telemarketing
    • Appointment setting
    • Lead qualification
    • Sales and  email marketing
    • Billing and collection

InSO has worked on over two hundred call center campaigns in TV and radio, mailers, and in print and internet ad campaigns. They offer support in English, Spanish, and French.

InSO’s pricing

Contact InSO for a free no-obligation consultation. Their experienced managers will work with you to come up with a scalable, custom plan based on your business and budgeting needs.

How InSO outshines its competition

Using their 7-step process, project managers will work with you to learn about you, your brand, and your customers and help you create a vision for growth. On their website, they’ve outlined in detail the following steps:

  1. Gather Your Requirements
  2. Analysis
  3. Blueprint
  4. Document Preparation
  5. Team Selection
  6. Training & System Setup
  7. Campaign Launch

After launching your campaign, they will continue to analyze progress with you and adjust along the way to get you the results you are looking for when it comes to your long-term goals.

Key executives

Harold Triana (CEO)

Harold Triana is recognized as a Chief Executive Officer of InSO since 2018.

InSO reviews and comparisons

Industries served by InSO include e-commerce, insurance, small to medium-sized businesses, and more. They provide reviews from clients on their website. InSO was most recently reported to have annual revenue of $32 million; comparable companies would be Staff Outsourcing Solutions and Appletree Answering Services, which offer similar services on the same scale.


InSO’s contact information

InSO’s main headquarters is located in:


Further, you may virtually reach out the company through the following contact information:

Website https://

In addition, you may email them at [email protected] or call 800 788 8299.


InSO news, podcast & articles

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About OA

Outsource Accelerator is the trusted source of independent information, advisory and expert implementation of Business Process Outsourcing (BPO).

The #1 outsourcing authority

Outsource Accelerator offers the world’s leading aggregator marketplace for outsourcing. It specifically provides the conduit between world-leading outsourcing suppliers and the businesses – clients – across the globe.

The Outsource Accelerator website has over 5,000 articles, 450+ podcast episodes, and a comprehensive directory with 3,900+ BPO companies… all designed to make it easier for clients to learn about – and engage with – outsourcing.

About Derek Gallimore

Derek Gallimore has been in business for 20 years, outsourcing for over eight years, and has been living in Manila (the heart of global outsourcing) since 2014. Derek is the founder and CEO of Outsource Accelerator, and is regarded as a leading expert on all things outsourcing.

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