Build Your Dream with Cal.idn

Your Trusted Builders

Our journey starts from a small company named Karya Steel Construction which operates in Surabaya more from 35 years ago. in 2021 we decided to rebranding to Cal.idn (Construction) and Metalworks.idn (Metal Artisan) under PT Centra Arya Loka

Our project
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Build Your Dream

Quality Services

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Residential Building

Premium landed house, apartment, etc.

Commercial Building

Office, restaurant, main clinic, showroom, etc.

Metal Construction

Warehouse, mezzanine, gate, etc.

Sustainability

Committed To Keep People Healthy & Safe

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Our Vision

To be a leader in the construction industry combining technical expertise and timeless design, creating iconic projects that stand the test of time, in both the residential and commercial sectors

  • Budget Efficiency
  • Quality Control
  • Project On Time
  • Problem Solving

About Founders

Our Latest Works

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VBMA House

By Hans Architecture

RMB House

By Benyamin Arsitektur

PB House

By Varconic Arsitektur

Main Clinic Intibios

Surabaya Biggest Clinic