
Quantity Solutions Inc. (QSI) proudly marks another important milestone after successfully passing the Second Surveillance Audit for ISO 9001:2015, reaffirming the company’s commitment to quality management, operational excellence, and continuous improvement in the construction consultancy industry.
The surveillance audit evaluated QSI’s quality management systems, internal processes, and service delivery standards to ensure compliance with internationally recognized ISO 9001:2015 requirements. Passing the audit reflects the company’s dedication to maintaining efficient systems that support reliable and high-quality quantity surveying and construction consultancy services.
The achievement was celebrated together with QSI employees during an internal recognition event held at the company office. Team members gathered to commemorate the milestone, highlighting the collective effort, professionalism, and teamwork that contributed to the successful audit results.



This accomplishment strengthens the company’s mission to consistently deliver accurate, dependable, and client-focused solutions while continuously improving its processes and services. The company also emphasized its appreciation for the trust and support of its clients, partners, and employees who continue to contribute to QSI’s growth and success.
As Quantity Solutions Inc. moves forward, the company remains committed to upholding international standards, enhancing operational efficiency, and providing excellence in quantity surveying, cost management, and construction consultancy services across the industry.

Quantity Solutions Inc. (QSI) is a top quantity surveying firm in the Philippines and construction consultancy firm specializing in construction cost consultancy/quantity surveying, project management, cost feasibility management, and construction procurement for private and public sector projects.