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ROCKSOLIDSolid by Design.

About Rocksolid

Solid by Design.

A contemporary construction brand positioned across construction, architecture, and interior — combining practical execution with design thinking.

More Than a Construction Contractor.

Most projects do not fail because someone cannot lay bricks. They fail in the gaps — between the architect and the contractor, between the drawing and the site, between what was promised and what was budgeted.

Rocksolid was built to close those gaps. We bring architecture, interior and construction into one accountable process, so there is one team carrying the intent from the first conversation to the final handover.

The result is straightforward: fewer surprises, clearer decisions, and a finished space that matches what you agreed to.

18+ Projects delivered
8 Cities across Java
3 Disciplines, one team
100% Single-point accountability
Rocksolid Construction on site

How We Work

How We Work

Confident, not loud

We would rather show the work than talk over it.

Professional, but approachable

Technical when it matters, plain when it helps.

Architectural, not corporate

Design thinking sits at the centre of how we build.

Technical enough to trust

Specifications, sequencing and site control are not afterthoughts.

Clear enough to follow

You should always know what stage your project is at and why.

Where we work

Based in Surabaya. Delivered across Java.

Every city below is somewhere we have finished a project, not somewhere we are willing to travel to. The count is the number of completed jobs on record.

JAWA TENGAHJAWA TIMURHead officeCompleted projects · dot size = volumeSurabaya 20Banyuwangi 2Jombang 2Mojokerto 2Sidoarjo 2Gresik 1Mojosari 1Pasuruan 1Semarang 1
SurabayaJawa Timur · Head office20
BanyuwangiJawa Timur2
JombangJawa Timur2
MojokertoJawa Timur2
SidoarjoJawa Timur2
GresikJawa Timur1
MojosariJawa Timur1
PasuruanJawa Timur1
SemarangJawa Tengah1

Outside these areas? Tell us the location and we will say honestly whether we are the right team for it.

Start here

Tell us what you are planning.

Location, type of work, and roughly where you are in the process. We will come back with a straight answer on how we can help — and whether we are the right team for it.

  • Free first conversation
  • Reply within one working day
  • No obligation to proceed

Get in Touch

  • Office Address

    Perum Citra Sentosa N-18, Lakarsantri
    Surabaya, Jawa Timur

  • Office Hours

    Monday – Friday · 08:00–17:00
    Saturday · 08:00–13:00

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