Areas / South East London / New Cross
SE14

Loft Conversions in New Cross

New Cross (SE14) has attracted significant investment over the last decade, driven by proximity to Canary Wharf and the City. Victorian terrace and townhouse stock generates good extension and refurbishment work.

✓ Fixed-price guarantee✓ Up to 25yr structural warranty✓ Checkatrade-verified✓ FMB & TrustMark registered✓ Principal contractor

Loft Conversions in New Cross — what to expect

SE14 loft conversions are rear dormers on the Victorian terrace stock. Many can proceed under permitted development. The New Cross market expects quality specification — it has become a design-conscious area.

New Cross property types

Victorian terraces, converted Victorian townhouses, post-war infill. The property type affects which loft conversions approach works best — we'll advise from the first call.

Common loft conversions projects we deliver in New Cross

Rear dormer loft conversion on SE14 terrace
3–5m rear kitchen extension with open-plan design
Full Victorian terrace renovation
Buy-to-let refurbishment in SE14
Structural reconfiguration — wall removal, steel beam

How we deliver loft conversions in New Cross

01

Free consultation & survey

We visit your New Cross property, assess what's possible, and give you a fixed-price indication before you commit to anything. No obligation.

02

Design & planning support

We work alongside your architect or our preferred design partners to develop drawings that are buildable, compliant, and cost-effective. We flag planning and permitted development options early.

03

Fixed-price contract

You receive a detailed, itemised scope of works and a fixed price before we start. No surprises mid-project. Variations are agreed in writing before any additional work begins.

04

Managed delivery

We manage all trades, procurement, and site logistics. You have a single point of contact throughout. Our site teams are familiar with New Cross and the local planning and building control requirements.

05

Sign-off & warranty

We complete to building regulations standard and obtain all relevant sign-off. Your structural warranty covers up to 25 years.

Planning in New Cross

New Cross is within the London Borough of Lewisham. Conservation areas exist in parts of SE14. New Cross Gate and surrounding streets have specific planning considerations. Verify with LBL Planning.

Why choose RCB Design & Build in New Cross?

Local knowledge

We work in New Cross regularly. We know the planning authority, local building control, and the typical property types and challenges in this area.

Fixed-price guarantee

Your price is fixed before work starts. We absorb material and labour cost movements — not you.

Full principal contractor service

We manage every trade, every supplier, every inspection. You deal with one team from start to finish.

25-year structural warranty

All structural work is covered under our long-term warranty. Proof of quality, in writing.

Checkatrade-verified

Over 100 verified reviews from homeowners across London. Independently verified, not self-reported.

Design-and-build capability

We don't just build — we can support design development, planning applications, and pre-construction cost planning.

Start your New Cross project

Free consultation. Fixed price. 25-year warranty. One team from first call to final sign-off.

Or call us on 07359 872594