Company Profile
Incorporated in December 1973 as a wholly owned subsidiary of Manila Electric Company (Meralco), the Philippines' largest electric utility firm, Meralco Industrial Engineering Services Corporation (MIESCOR) has chalked up an exemplary record of engineering performance backed up by a pool of highly competent technical manpower.

With a redefined Mission, Vision and Values to guide our future, we are now poised to become an active player both in the domestic and international markets. Foremost in our minds is our commitment to Safety. We ensure that customers, workers and the community are safe by adhering to programs that make Safety a way of life. As testament to our constant and consistent efforts, we have been continually recognized by the Department of Labor and Employment (DOLE) and Safety Organization of the Philippines, Inc. (SOPI).

MIESCOR's leadership has been defined by professionalism, engineering excellence, integrity, collaboration and innovation, and dynamism. Our leaders were handpicked from the industry’s finest, that when taken together make a formidable team. MIESCOR and its wholly-owned subsidiaries (Miescor Builders, Inc. and Miescor Logistics, Inc.) have a workforce of over 5,000 specialist engineers, project management professionals, and skilled workers, providing services to our client in the field of engineering, procurement, consulting, construction and operations and maintenance services. The Philippine Contractor Accreditation Board (PCAB) classifies MIESCOR as "AAA", the highest category, in general engineering, building and specialty electrical and mechanical contractor.

Our company has amassed wealth of experience in various locations here and abroad, particularly in Southeast Asia, Middle East and the US. It has provided clients in Power, Oil & Gas, Industrial Plants and various Utilities a wide array of services encompassing engineering, procurement, construction, operation, maintenance, distribution services, building works, testing and commissioning, building and facilities management, renovation and fit out works, vehicle leasing and fleet management. Miescor’s expertise in engineering and construction, backed up by its financial strength, delivers the competitive advantage to do business in high-growth domestic and international markets. As a valued client, we are pleased to be your solutions partner.

Propelling growth, effecting change and improving lives, The FORCE behind the POWER – MIESCOR United.
MIESCOR's existence is very much tied up to the developments in MERALCO's history. 
Mission, Vision and Values
MIESCOR Group Mission, Vision and Core Values
MIESCOR Management’s overall vision is long-term business sustainability through continuous profitability and growth in shareholder value. To achieve this vision,...
Our people are our most valuable asset. We invest in our people to ensure the long-term sustainability of our business.
Corporate Governance
MIESCOR United is committed to the highest standards of corporate governance.
Corporate Leadership
MIESCOR owes it to its clients to provide the best people who can deliver the services that fit their needs. Starting 2012,...
Market Segments
MIESCOR has a solid track record of growth in the power construction and management industry, with over 40 years of...
Manpower and Equipment Resources
Manpower and Equipment Resources