Who We Are

Cornerstone Prime Construction is proud to operate under the umbrella of PT Kana Jaya, a trusted name in the Indonesian construction industry with a legacy of excellence since 1989. At Cornerstone Prime Construction, we are a team of visionaries, engineers, architects, interior designer and builders who believe that construction is more than assembling materials — its about creating meaningful, enduring environments. Founded with a mission to deliver first-class construction services to both high-end and discerning middle-market clients, we are rooted in excellence, driven by innovation, and committed to integrity at every step. We pride ourselves on being both Main Contractor and Trusted Sub-Contractor, equipped to deliver value through expertise, adaptability, and partnership. Every project is a reflection of our values — strong foundations, elevated standards, and timeless craftsmanship.