Where Power, Connectivity & Workplace Operate as One System

TROSYS, the trade name of PT Troya Nusa Dharmaja, reflects our evolution into an integrated infrastructure partner helping organizations design and deliver resilient operational environments across power, connectivity, and workplace systems.

Built on more than 20 years of experience across Indonesia and South Korea, our approach bridges advanced engineering discipline with local industrial realities. We integrate process infrastructure and workplace environments into a unified system — ensuring facilities operate reliably, teams stay connected, and organizations operate with confidence as they grow.

From infrastructure planning and system integration to technology procurement and workplace delivery, TROSYS transforms complexity into operational continuity.

150+

15

Trusted Globally

20+ Years

Services

Integrated Services for Production & Operation facilities

Engineering

Power Infrastructure

Connectivity System

Operational Facilites

At TROSYS, we don’t just deliver projects — we build operational infrastructure that supports how your business runs, decides, and scales.

We approach every engagement through a systems-driven lens, integrating power infrastructure, connectivity, and workplace environments into one cohesive backbone.

Our work is measured not only by completion, but by reliability, performance, and how well your operations continue to function under real-world demands.

Execution Without Fragmentation

Why Trosys

Single Point of Responsibility

Operational Reability First

Cross Disciplinary Execution

Clarity In Complexity

Featured Project

Integrated infrastructure Facilities in real operational environments

Electrical Infrastructure

Hyunday EV Factory Plant

Cikarang, Jawa Barat

Staff Accomodation Camp

Hyunday EV Factory Plant

Cikarang, Jawa Barat

Our Clients

Integrated infrastructure Facilities in real operational environments

Integrated Project Delivery

ENGINEERING

Projects start with structured planning that aligns infrastructure with real facility operations.

Our EPCCM services cover the full lifecycle of facility infrastructure from project delivery to long-term operational support.

PROCUREMENT

Certified industrial platforms ensure reliable power, connectivity, and monitoring systems.

CONSTRUCTION

Installation activities are aligned to reduce delays, conflicts, and operational disruption.

COMISSIONING

Systems are verified before handover to ensure stable performance from day one.

MAINTENANCE

Clear coordination and documentation maintain transparency throughout project delivery.

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Let’s structure your facility properly

Korean 🇰🇷 and Bahasa Indonesia 🇮🇩 consultations available.

From infrastructure to workplace, we design and deliver systems that work together