About | Gervasio Group of Companies (GGC)

Gervasio Group of Companies

We, the Gervasio Group of Companies—comprising three duly licensed private security agencies—operate in full compliance with Republic Act No. 11917, the benchmark law governing the private security services industry, and the rules and regulations of the Supervisory Office for Security and Investigation Agencies (SOSIA) of the Philippine National Police.

As an ISO-certified security agency, we are dedicated to upholding international standards of quality and excellence, delivering reliable, professional, and client-focused protection services across the country.

With over three decades of experience in the security industry, we ensure that every security guard undergoes rigorous training, obtains proper licensing, and participates in continuous evaluation.

Guided by our mission—to protect with excellence, to serve with compassion, and to build brighter futures for the people and communities entrusted to our care—we remain steadfast in raising the standards of private security service.

Active Clients: 90+
Secured Sites: 300+
Deployed Security Professionals: 1,600+

Over 30 Years of Trusted Security Excellence

GSIA, BlueFlame, and GSIA GIMEL operate with a unified calling and purpose: to protect lives and property, build trust, and maintain order, with the aim of expanding their reach across the Philippines.

1990

Founded in 1990 with just 50 security personnel, GSIA Security Agency, Inc. has grown into one of the most trusted names in the security services industry. Originally headquartered in Gen. P. Santos, Bangkal St., Makati City, the agency has significantly expanded its operations and clientele.

By 1995, our first major client, Globe Telecom, entrusted us with over 100 guards—marking a key milestone in our growth.

In 1997, Robinsons Galleria South became the first mall to receive our security services, paving the way for future partnerships in the retail sector.

In 2007, the guards and members of GSIA Security Agency, Inc. established the GSIA Employees Multi-Purpose Cooperative (GEMCO)— an initiative aimed at promoting welfare, financial empowerment, and a sense of community among its workforce.

We have been ISO-certified since 2008, demonstrating our commitment to international standards of quality and service.

In 2010, we entered the energy sector by providing security services to Quezon Power Plant (Philippines) Limited Co.

In 2017, we expanded into the renewable energy sector, serving North Luzon Renewable Energy Corp.

2008

Founded in 2008, BlueFlame Security, Inc. has built a trusted name in security services across industries. Now focusing on logistics and building security, we uphold our values of excellence, reliability, and service.

ISO certified since 2018, ensuring our services meet international standards of excellence.

In 2023, Schenker Distribution Solutions, Inc & Schenker Philippines Inc. became BFSI’s biggest client, deploying over 100+ guards at their sites.

Currently serving 40+ clients, BFSI continues to expand its footprint with a focus on reliability and professionalism.

2020

Since 2020, GSIA GIMEL Security Agency has continued the legacy, strengthening our presence with modern solutions and innovative approaches to safeguarding businesses and communities.

Our Vision

One God, One Nation, One Family, One Goal;
To become one of the best security solutions source in the nation.

Our Mission

SECURE, SERVE, GO BEYOND.

Your partner in providing exceptional security.

Our Core Values

Faith in God
Accountability & Social Responsibility
Integrity, Excellence & Discipline
Total Security, Safety, Health & Environment
Humility in Service

Susan Gervasio-Montilla, Founder and Chairperson of Gervasio Group of Companies (GGC) — Susan Gervasio-Montilla, Founder and Chairperson of Gervasio Group of Companies

Message from the Founder and Chairperson

At Gervasio Group of Companies, we stand united in our mission: To Secure, Serve, and Go Beyond. This guiding principle drives us to deliver reliable and exceptional security services nationwide while upholding the highest standards of professionalism, integrity, and care.

More than just providing protection, we are committed to building a strong, values-driven team. We also believe that faith in God is essential in shaping character and guiding purpose. That’s why we foster both professional growth and spiritual formation—ensuring our personnel are equipped not only with skills, but also with the heart, discipline, and conviction to serve with excellence.
Together, we move forward with purpose—dedicated to going beyond expectations for our clients, our communities, and one another.

— Susan Gervasio-Montilla

Founder and Chairperson, Gervasio Group of Companies

GSIA Security Agency

BlueFlame Security

GSIA GIMEL Security Agency

Our Vision and Mission

Faith in God

Accountability & Social Responsibility

Integrity, Excellence & Discipline

Total Security, Safety, Health & Environment

Humility in Service