General Contractor since 2005 · SBU Kualifikasi Besar

We Build. On Time.
On Budget.

Commercial buildings, warehouses, renovation, interior fit-out and infrastructure — executed by our own workforce with certified K3 and transparent cost reporting.

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Years in Business

Completed Projects

m² Built

Own Workforce

Blueprint Drawing

Every project starts as a measured drawing.

Gedung Komersial ◆ Gudang & Pabrik ◆ Renovasi & Retrofit ◆ Interior Fit-Out ◆ Jalan & Drainase ◆ Mekanikal Elektrikal ◆ Desain & Perizinan ◆ Gedung Komersial ◆ Gudang & Pabrik ◆ Renovasi & Retrofit ◆ Interior Fit-Out ◆ Jalan & Drainase ◆ Mekanikal Elektrikal ◆ Desain & Perizinan ◆

About Us

Structural Work Done By Our Own Team

Since 2005, PT Karya Bangun Nusantara has delivered commercial buildings, industrial facilities and civil works across Java, Sumatra and Kalimantan. We do not subcontract the core structure — our 320-strong workforce is employed directly and supervised by in-house engineers.

On-Time Delivery

94% of our projects in the last five years finished on or before the contract date.

K3 & Safety

ISO 45001-aligned procedures, full PPE, and daily toolbox meetings on site.

Transparent Budget

Itemised RAB with monthly progress reports and documented variations.

5-Year Warranty

Structural warranty with maintenance support after handover.

SBU Kualifikasi Besar ISO 9001:2015 ISO 45001 SMK3 TKDN

“No shortcuts on structure.”

— Ir. Hendrawan Saputra, M.T. · President Director

Our Services

Six Core Capabilities

From ground-breaking to handover — one contractor, one responsibility.

Commercial Buildings

Offices, retail, hotels and mixed-use buildings — structural, architectural and finishing works.

Warehouse & Factory

Steel structure warehouses with wide spans, mezzanine and industrial flooring.

Renovation & Retrofit

Building upgrades, structural strengthening and façade renewal without disrupting operations.

Interior Fit-Out

Office and retail fit-out, partition systems, joinery, ceiling and lighting integration.

Roads & Drainage

Site roads, rigid and flexible pavement, storm drainage and retaining structures.

Mechanical & Electrical

HVAC, plumbing, fire protection, panel and generator installation with testing & commissioning.

Selected Projects

Recent Work

A sample of projects completed in the last three years across different sectors.

Komersial

Structural, façade and MEP works delivered as a single package.

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Grade A Office Tower

18 floors · 24,000 m² · Jakarta Selatan · 2024

Residensial

Built in phases so buyers could occupy units progressively.

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Cluster Housing — 84 Units

84 units · 11,200 m² · Bogor · 2023

Industri

36-metre clear span steel frame erected in 14 weeks.

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Steel Warehouse Complex

Wide-span steel · 16,500 m² · Cikarang · 2024

Interior

Executed floor by floor while the client's staff kept working.

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Corporate HQ Fit-Out

4 floors · 6,800 m² · Surabaya · 2025

Infrastruktur

Pavement and drainage built while the industrial estate stayed operational.

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Site Road & Drainage

3.4 km pavement · 1.8 km drainage · Balikpapan · 2025

Renovasi

Carbon-fibre and steel jacketing without stopping production lines.

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Factory Retrofit

Structural strengthening · 9,600 m² · Gresik · 2025

How We Work

Four Stages, Zero Surprises

Survey & Consultation

Free site visit, soil/condition check, and requirement discussion with our engineer.

Design, RAB & Permits

Working drawings, itemised budget, schedule, and assistance with building permits.

Execution & Supervision

Daily supervision, weekly progress reports, material testing, and K3 enforcement.

Handover & Warranty

As-built drawings, testing & commissioning, staff training, and 5-year structural warranty.

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Client Feedback

What Clients Say

“Weekly progress reports arrived without us having to ask. The tower was handed over two weeks ahead of schedule.”

Andi Wijaya

Project Director, Graha Mandiri Property

“Their variation orders were documented line by line. The final account matched the audit exactly.”

Ratna Sari, S.T.

Head of Infrastructure, Regency Public Works

“They retrofitted our plant while production kept running. Not one day of downtime in eight months.”

Lim Handoko

Plant Manager, Surya Packaging

Free Consultation

Tell Us About Your Project

Send the details and our estimator will reply on WhatsApp with an indicative budget range and the next available survey slot.

Site survey at no charge within Greater Jakarta
Indicative RAB within 3 working days
Payment by progress, not by advance lump sum

Prefer to talk first?

WhatsApp our estimating desk — Mon–Sat, 08.00–17.00 WIB.

Project Enquiry Form

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Company / Owner

Project Type

Project Location *

Building Area

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We Build. On Time. On Budget.

Structural Work Done By Our Own Team

On-Time Delivery

K3 & Safety

Transparent Budget

5-Year Warranty

Six Core Capabilities

Commercial Buildings

Warehouse & Factory

Renovation & Retrofit

Interior Fit-Out

Roads & Drainage

Mechanical & Electrical

Recent Work

Grade A Office Tower

Cluster Housing — 84 Units

Steel Warehouse Complex

Corporate HQ Fit-Out

Site Road & Drainage

Factory Retrofit

Four Stages, Zero Surprises

Survey & Consultation

Design, RAB & Permits

Execution & Supervision

Handover & Warranty

What Clients Say

Tell Us About Your Project

Project Enquiry Form

We Build. On Time.
On Budget.