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E.R. HITOSIS AND ASSOCIATES (ERHA) was established in 1995. Since then, we have been managing construction projects ranging from high-end residential, commercial buildings, industrial facilities, retail expansion, office improvement, land development, hotel and high rise buildings. Our principal clients included CALTEX Philippines, ALC Group of Companies, McDonald’s Philippines, Columbia Estate Properties Inc., Manila Ocean Park, Innoland Development Corporation, Landco Pacific Corp. among others.

*Business Development

Market Study
Concept Development
Feasibility Study
Site Analysis and Investigation

*Project Management

Construction Management
Works Engineering
Quantity Survey
Third Party Inspection


Structural Design
Architectural Design
MEPF Design
Master Planning
Graphics and Signage


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