About

Will Decena and Associates, Inc. (operating under Decena) is a Philippine construction and engineering firm with a focus on delivering comprehensive building solutions across multiple sectors including commercial, institutional, residential, industrial, and hospitality projects. Established in 1991 by engineers Wilfredo and Jean Decena, the company combines traditional construction expertise with modern methodologies, such as modular design and digital construction technologies, to enhance productivity and quality. It serves clients in erecting malls, offices, hotels, schools, medical facilities, warehouses, and specialized structures, emphasizing safety, innovation, and continual capability building of its workforce. Decena’s approach integrates civil, structural, architectural, mechanical, electrical, and auxiliary systems to deliver coordinated, turnkey construction outcomes that support long‑term client objectives.

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