4.9 · 305+ Reviews · from £38,000

Loft Conversions in Colchester & Essex.

A loft conversion adds a whole new floor without losing garden. We design and build dormer, hip-to-gable and Velux conversions — structural steels, staircase, en-suite, insulation and plastering, all in-house and signed off to Building Regs.

Rear dormer loft conversion built by OMP Building in Essex
What we cover

Our loft conversions scope

  • Velux (rooflight) conversions
  • Rear dormer conversions
  • Hip-to-gable & L-shaped dormers
  • Structural steels & new floor joists
  • Staircase design & build
  • En-suite loft bathrooms with new soil stack
Our Process

How a loft conversions job runs

  1. Step 1

    Feasibility visit

    We measure head-height, check the roof structure and advise on the right conversion type.

  2. Step 2

    Drawings & Building Control

    Architectural drawings, structural calcs and full plans submission.

  3. Step 3

    Strip & structure

    Roof opened, steels craned in, new floor laid, dormer built, weather-tight.

  4. Step 4

    Fit-out

    Insulation, electrics, plumbing, plasterboard, skim, staircase, en-suite, decorating.

  5. Step 5

    Sign-off

    Building Control final, fire-door spec, completion certificate.

Frequently asked

Loft Conversions — your questions answered

Do I have enough head-height?+

You need around 2.3m at the highest point. We'll measure on the free survey and tell you straight.

Do I need planning permission?+

Most rear dormers fall under permitted development. Hip-to-gable or front dormers usually need full planning — we'll advise.

How long does it take?+

A Velux conversion: 4–6 weeks. A rear dormer with en-suite: 8–12 weeks.

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