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Sterling Global

3.1/5 • Glassdoor rating


Affiliated with Sterling Paper Enterprise, Sterling Global was started in September 2003 to provide reliable and comprehensive customer relationship services to all kinds of businesses. They provide customized and reliable contact centre and call management services to help their clients maintain healthy customer relationships. Ever since their inception, they’ve worked with a variety of industries including food and delivery, mortgage, insurance, and research and survey.

The company doesn’t believe in merely providing BPO services, but aims to provide cost effective, customized, and solution-based services to its clients. With highly-skilled, multilingual call executives and advanced technology, Sterling Global has become a household name in the Philippines, attracting both foreign and local clients.

Sterling Global is a leading solution provider of customer care, sales, and tech support in the Philippines. Through a number of teleservices, they help their clients boost customer acquisition and ensure customer retention. The company also provides inbound and outbound sales solutions that help businesses reduce operational costs and boost customer loyalty. The company’s tech-savvy call center acts as its backbone and provides prompt solutions to all kinds of technical problems.

Apart from these, Sterling Global also provides specialized services like appointment setting, market research, data cleansing, and sales lead generations.



Public or Private


Seats or staff



$50 mil. - $100 mil.





Brandon Yeoh, Director

Year Founded


Countries of fulfillment




Contact information

+63 (2) 916-8888

About Sterling Global: Review and comparison

Sterling Global is an international telemarketing company that employs modern technology like predictive dialers, digital recording software, and customer management solutions to maximize call campaign efficiency. Their dedicated staff is stationed across the world.

Sterling Global began in 2003 with the intent to provide a wide array of quality customer relations services for businesses of all kinds. They have experience assisting companies in the automotive, education, financial, food, and government sectors. 

Boasting nearly two decades of experience at this point, Sterling Global is efficient in aiding your company in retaining and growing its customer base with comprehensive contact center and call management services.

Sterling Global Outsourcing

Though they are based in the Philippines, just as the name implies, Sterling Global is a high-quality BPO service provider for the entire world. 

The company serves an average of 36 international accounts each day in addition to their domestic campaigns. They are dedicated to servicing clients 24-7, any day of the year.

Sterling Global’s BPO services and pricings

Sterling Global is a highly motivated and professionally staffed customer service agency. Their unparalleled support for other industry sectors involves a wide variety of offerings. Some of their many services include: 

  • Customer care
  • Appointment setting
  • Sales lead generation
  • Disaster recovery efforts
  • Logistics and delivery service
  • Event planning and management
  • Payroll administration
  • Technical support

The mission of Sterling Global is to provide cost-effect services while sticking to its family-oriented values of passion, loyalty, and equality. Their workspaces value top-notch customer service and productive, respectful attitudes.

Sterling Global’s pricing

Sterling Global’s pricing will depend on the requirements and needs of each client. The numbers for connecting in different languages are freely available anywhere on their website. 

They also have a dedicated contact page for interests regarding sales and outsourcing or HR-related inquiries. Feel free to reach out if you wish to reach their corporate headquarters, Bulacan office, or US office.

How Sterling Global outshines its competition

Sterling Global has an edge in the fields of customer service. While they offer plenty of other BPO capabilities, their call center strategies for campaign management and retention of consumer bases are hard to beat. Their services cover:

  • Inbound call services, covering direct customer service, technical support, up-selling, surveys, and more
  • Outbound call services, covering appointment management, sales, memberships services, mail follow-ups, political messages, and more
  • Data cleansing and classification for an increase in company return on investment
  • Comprehensive market research as part of campaign programs for even the most niche of verticals

Year-long support from a team kept to high standards allows for Sterling Global to meet any client needs.

Key executives

Mark Marcelo (CEO and President)

Mark Marcelo is both the chief executive officer and president at Sterling Global Call Center Inc. He graduated from Harvard Law School and has been pivotal to providing leadership at Sterling Global since 2012.

Sterling Global reviews and comparisons

Sterling Global is a well-accredited BPO with over 280 satisfied clients, 2,000 finished projects, and 17 years in the industry as a whole. We could not find many client reviews, but you can easily compare this company to others of its size and specialty to see how it pairs up.

Sterling Global’s contact information

Sterling Global’s main headquarters is located in:


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

In addition, you may email them at [email protected] or call +63 (2) 916-8888.


Sterling Global news, podcast & articles

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