What Is Turnkey Interior Design? — Greenbox Design Studio
Explained

What Is Turnkey Interior Design?

One contract, one price, one completion date. The question is whether the premium is worth it.

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Updated 19 Sep 2026
✓ Warranty-backed work✓ On-time completion guarantee✓ Design & build under one roof✓ 250+ projects delivered

What is included

  • Design, drawings and 3D visualisation
  • Material procurement and delivery
  • Civil work, carpentry, electrical, plumbing, false ceiling
  • Painting and finishes
  • Installation, snagging and handover
  • Project management and site supervision

Turnkey versus the alternatives

Interior delivery models compared
ModelWho coordinatesPrice certaintyYour timeTypical premium
Turnkey / design-buildThe studioHighLowBaseline
Designer + separate contractorYouMediumHighOften higher once variations land
Labour contract + own materialYouLowVery high5 – 12% cheaper, if nothing goes wrong
Design and build under one accountable roof — Greenbox Design Studio
Explained

Design and build under one accountable roof

When turnkey is genuinely worth it

You are not in the city

NRI and out-of-town owners. A fixed contract is your site visit.

You work full time

Site decisions happen at 11am on Tuesdays, not on weekends.

You want price certainty

A fixed BOQ beats an open-ended labour rate.

The scope is complex

Multiple trades in sequence is exactly what coordination is for.

Turnkey should mean one accountable party, not one unreadable number.

Greenbox contract principle
Greenbox residential interior project in Mumbai — 1
Greenbox residential interior project in Mumbai — 2
Greenbox residential interior project in Mumbai — 3
Greenbox residential interior project in Mumbai — 4
Greenbox residential interior project in Mumbai — 5

Selected work by Greenbox Design Studio. Tap any image to enlarge.

Frequently asked questions

What does turnkey interior design include?+

Design and drawings, 3D views, material procurement, civil work, carpentry, electrical and plumbing, false ceiling, painting, finishes, installation, snagging and handover — all under one contract, one price and one completion date.

Is turnkey more expensive?+

Usually 5–12% more than the cheapest labour-plus-material route, because you are buying coordination and risk transfer. It is often cheaper than a designer-plus-separate-contractor arrangement once variations and delays are counted.

Do I still get a cost breakdown?+

You should. Turnkey describes who is accountable, not how transparent the pricing is. If a studio will not provide a line-item BOQ with quantities, rates and named brands, treat that as a reason to walk away.

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