The Interior Design Process: What to Expect, Stage by Stage — B.I.L.D design insights

Hiring & Process

The Interior Design Process: What to Expect, Stage by Stage

B.I.L.D Team · 30 July 2026

Clients commissioning design for the first time usually have a reasonable idea of the outcome and very little idea of the path to it. That uncertainty is uncomfortable, and it makes it hard to know whether a project is progressing normally or drifting.

Here is the sequence, and what you should have in hand at the end of each stage.

Stage One: The Conversation

The first discussion establishes scope, not design. What the space is, what is wrong with it now, roughly what you want to spend, and when you need it finished.

Talk about budget honestly at this point. A designer who knows the figure designs to it. A designer who is guessing produces something you cannot afford to build, and that work has to be redone.

You should leave with: a clear idea of which services your project needs and roughly what the design fee will be.

Stage Two: The Site Visit

Before anyone designs anything, the space gets visited and measured properly — dimensions, ceiling heights, window and door positions, service points, and the condition of what is there.

This is a paid visit for us: UGX 100,000 within Kampala, UGX 500,000 outside Kampala. It is charged because it is real work, and it is why the quotation that follows reflects your actual building rather than an assumption about it.

You should leave with: an accurate survey and a scoped quotation for the design work.

Stage Three: Space Planning

The layout gets resolved first — what goes where, how people move through, what stays and what moves. Everything downstream depends on this being right, which is why space planning comes before any material or colour discussion.

Expect to be asked detailed questions about how you actually use the space, not how it is conventionally used.

You should leave with: an agreed scaled layout.

Stage Four: Concept and Materials

With the layout fixed, the design direction is developed — the material palette, finishes, joinery approach, and the overall scheme. This is where the space acquires a character rather than just an arrangement.

You should leave with: a design concept and material palette you have signed off.

Completed office interior with glass partitioning and integrated ceiling

Stage Five: 3D Views

The approved concept gets modelled so you can see the space at eye level before it is built. This is the stage where changes are cheap and where most clients discover the one thing they would not have noticed on a plan.

Expect a defined number of revisions, agreed in writing. Unlimited revisions are not a real offer.

You should leave with: 3D artistic impressions you have approved.

Stage Six: Technical Drawings

The approved design is translated into instructions a contractor can build from — furniture layouts, ceiling plans, electrical and lighting layouts, plumbing runs, and joinery details with real dimensions.

This is the least visible stage and the one that determines whether the built result matches the render. A package without technical drawings leaves every dimension to be decided on site.

You should leave with: a drawing set.

Stage Seven: Costing

Quantities are measured from those drawings and priced, producing a BOQ — an itemised bill you can send to contractors so they all quote the same scope.

If the number is higher than your budget, this is where you adjust, while adjusting is still free.

You should leave with: a priced bill of quantities.

Stage Eight: Build and Supervision

Construction proceeds against the drawings and the bill. Someone should be checking, at intervals, that what is being built matches what was drawn, and resolving the questions that always arise.

That is project planning and supervision. Without it, you are the person answering a contractor's questions, and the answers are being given by whoever is available rather than whoever designed it.

You should leave with: a built space matching the drawings.

Stage Nine: Snagging and Handover

The defects list — the paint touch-ups, the door that binds, the socket plate sitting crooked. Every project has one. It gets written down, worked through, and signed off before final payment.

You should leave with: a completed space and a closed snag list.

How Long and How Much

Programmes vary with scope, and the phases above are the same for a bedroom and an office floor; only the durations change. Our residential design packages are published — UGX 1,500,000 for a 3-bedroom home and UGX 2,500,000 for a 5-bedroom — on our plans page, with commercial work quoted to the space.

You can see the full sequence on our process page. When you are ready to start, get in touch.

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