The Question Every Homeowner Asks

You have just collected your keys, or decided to finally renovate the flat you have lived in for fifteen years. The first decision is often the most confusing: do you hire a renovation contractor or an interior designer?

The honest answer is that it depends on what you need. Both can deliver a beautiful home. The difference lies in scope, cost structure and who carries responsibility.

What an Interior Designer Does

• Develops the overall design concept and mood
• Produces 2D layouts, 3D renderings and material boards
• Specifies finishes, fixtures, lighting and furniture
• Coordinates multiple trades and manages the project timeline
• Handles authority submissions and documentation in many cases
• Provides styling and soft furnishing advice

Designers are usually paid either a design fee, a percentage of the project value, or through a markup built into the overall quotation.

What a Renovation Contractor Does

• Executes the actual construction and installation works
• Handles hacking, tiling, plastering, painting and carpentry
• Manages plumbing, electrical and air-conditioning coordination
• Provides a detailed itemised quotation based on drawings or instructions
• Carries responsibility for workmanship and site safety

Contractors are usually paid per project or per item, with a payment schedule tied to milestones.

The Key Differences at a Glance

• Scope: designers focus on concept and coordination; contractors focus on execution
• Cost structure: designers charge design fees or markups; contractors charge for labour and materials
• Liability: contractors carry workmanship responsibility; designers carry design responsibility
• Timeline: designers are involved earlier; contractors are involved throughout the build
• Best for: designers suit complex or design-led projects; contractors suit clear-scope, budget-conscious ones

When to Hire an Interior Designer

• You are doing a full overhaul with significant layout changes
• You want a cohesive concept and cannot visualise the result yourself
• You are juggling a demanding job and cannot manage trades
• The project involves complex lighting, joinery or custom millwork
• You need help navigating submissions and approvals
• Budget is flexible and design quality is the priority

When to Hire a Renovation Contractor Directly

• You already know exactly what you want and have drawings or a clear brief
• The scope is focused — for example, flooring, polishing or a single room
• You want to save on design fees and manage decisions yourself
• You are doing reinstatement, repair or restoration rather than a redesign
• You need specialist work such as stone polishing or post-renovation cleaning
• Budget control is the priority

What About a Design-and-Build Firm?

Many Singapore companies now offer both design and construction under one roof. This can simplify coordination and reduce blame-shifting between parties, but you should still check:

• Whether the design team and the construction crew are in-house
• Who is accountable if something goes wrong
• Whether the quotation is fully itemised or lump sum
• What the payment schedule and variation policy look like

How to Compare Quotations Fairly

The cheapest quote is rarely the cheapest project. When comparing, look at:

• Level of detail: are items individually priced or lumped together?
• Materials specified: brand, model and grade should be named
• Exclusions: what is explicitly not included?
• Payment schedule: how much is due at each stage?
• Variation policy: how are changes priced and approved?
• Warranty: what is covered and for how long?
• Timeline: is there a completion date in writing?

Questions to Ask Any Contractor

• Are you a registered company? What is your UEN?
• Can you show recent projects similar to mine?
• Will you provide a written itemised quotation?
• Who will be the main point of contact during the project?
• Are your workers trained and insured?
• How do you handle defects after handover?
• What is your policy on variations and delays?

Where Specialist Contractors Fit In

Even homeowners working with a designer often engage specialist contractors directly for specific tasks. Common examples include:

• Marble, granite and tile polishing
• Parquet and timber floor sanding and varnishing
• Post-renovation and handover cleaning
• Grout re-colouring and sealing
• Regular home and office cleaning after moving in

These are skilled trades in their own right, and a general contractor may subcontract them anyway. Going direct can reduce cost and give you more control over timing.

Frequently Asked Questions

Do I need an interior designer for an HDB renovation?

No. If you have a clear plan and are comfortable managing the process, a renovation contractor is sufficient. Designers add value when you need concept development and coordination.

Is it cheaper to hire a contractor directly?

Usually yes, because you are not paying design fees or markups. But you take on more of the planning and coordination work yourself.

Can a contractor handle HDB submissions?

Licensed renovation contractors can handle the necessary permits for the works they perform. Confirm this with them directly before starting.

What should the payment schedule look like?

Payments should be tied to completed milestones, with a meaningful retention sum held until after handover and defect rectification.

How long does a typical renovation take?

A 4-room HDB flat usually takes 6 to 10 weeks depending on scope. Larger or more complex projects take longer.

Talk to a Licensed Renovation Contractor

Tuhfa Construction Pte Ltd is a licensed renovation contractor in Singapore (UEN 202428837C) offering marble, granite and tile polishing, parquet and timber floor polishing, and residential and commercial cleaning.

Call or WhatsApp +65 8576 6635, email Tuhfa.construction@gmail.com, or visit us at 10 Jalan Besar, Sim Lim Tower #06-05, Singapore.