As a leading facility and IT solutions enterprise, Diversified Technology Solutions International Inc. (DTSI) Group is a pioneer enabler of innovative, end-to-end solutions of world-class facilities, advanced communication services, and game-changing technology to global companies.

Founded in August 1997, DTSI Group has played a key role in the growth and development of the IT-BPO sector through strategic IT consulting and facility management services. Today, DTSI Group has served leading BPOs, multinationals and top Fortune 500 companies, and has enabled over 600,000 call center seats throughout the Philippines.

As it expanded to greater heights, DTSI Group is now part of NTT Group of Japan creating a much larger portfolio of technology-based products, solutions, and services. As an NTT Group company, DTSI Group provides Digital Transformation, Cloud, Data Center, and Managed Security Services to its clients in diverse industries.


  • More than 21 years of experience
  • Over 600,000 call center seats enabled (60% of the Philippine contact center industry)
  • Over 22,000 seats under management
  • Over 1,000,000 sq. meters of facilities built
  • Over 100,000 sq. meters of office space leased
  • Over 1,000 clients ― a number of which belong to the top Fortune 500 corporations and global companies
  • Over 400 seasoned employees

DTSI Group provides the most comprehensive, seamless, and straightforward solutions for setting up and running business operations in the country:

Business and professional consulting services for investors

Turnkey built-to-suit facilities and managed facilities

Technology equipment financing

Facilities design, construction, and management

Security, technology, and communications infrastructure deployment and management

IT services, consulting, implementation, and operations services


Meet the leaders who guide DTSI Group towards achieving its business goals.

Miguel Antonio C. Garcia

President and
Chief Executive Officer

Ernesto D. Manansala

Executive Vice President and
Chief Operating Officer

Joven D. Reyes

Executive Vice President and
Chief Financial Officer

Jonathan G. Miclat

Senior Vice President, BPO and Global Sales Group Head

Vilma L. San Jose

Vice President for Human Resources and Chief Human Resources Officer

Alvin R. Harilla

Assistant Vice President and Strategy Management & Corporate Planning Head


Our top-quality services are a product of strong partnerships with some of the world’s best and reliable brands.


We are deeply humbled by the recognition given to us by our valued partners in the industry. Through our people’s relentless dedication and hard work, DTSI Group has been consistently recognized in delivering value to our partners’ respective businesses.

2018 Frost & Sullivan Philippines Contact Center System Integrator of the Year

2018 Dell EMC Titanium Partner

Dell EMC FY18 Top Networking Solutions Partner – Tier 1 Level


It has been an amazing privilege to serve under these logos. DTSI Group is proud to work with these trusted brands on the market.



12F Zuellig Building Paseo de Roxas cor. Makati Avenue, Makati City 1225 Philippines
Tel: +632-856 88 88
Fax: +632-856 88 99


G/F eBloc 1, Asiatown IT Park Lahug, Cebu City, Philippines
Tel: +63 32 318 0030
Fax: +632-856 88 99

United States

The Esplanade 2415 East Camelback Suite #700, Phoenix, AZ 85016
Tel: +1 602. 508.6128
Fax: +1 602. 508.6099