Architectural glazing
Coordinate frames, thresholds, drainage and adjacent finishes for a precise garden elevation.
House Extension in Kensington
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At New Line Construction Ltd we specialise in enhancing and adding value to beautiful period homes in West London.
Refined construction, controlled delivery
Home extensions in Kensington where technical detail supports the design
Kensington extensions often sit within complex properties where levels, retained fabric, shared boundaries and exacting finishes all matter. The build needs to respect the design intent while remaining practical to sequence and inspect.
Our construction company in West London can coordinate this work with house refurbishment in West London as part of a wider improvement to your home.
We translate coordinated information into a clear construction order, from protection and enabling works through to structure, services and specialist finishes. Early review of junctions avoids making aesthetic decisions at the point of installation.
Defined scopeRooms, services and finishes coordinated before construction decisions become urgent.
One delivery sequenceBuilding work and interior completion organised as connected packages.
Kensington focusPlanning shaped around the property, access and building context.
Design priorities
Resolve concealed details before visible finishes arrive
The quality of a high-specification room depends on the layers behind stone, timber, plaster and glazing.
Bespoke internal joinery
Plan media, display, storage and fitted furniture alongside power, ventilation and lighting.
Integrated environmental controls
Allow for heating, cooling, lighting and data without letting equipment dominate the interior.
Consistent material transitions
Set out stone, timber and tiled finishes so edges and changes align with the architecture.
A detail that changes the result
Coordinate specialist packages around verified dimensions
Stone, metalwork, cabinetry and made-to-order glazing depend on accurate openings and agreed datums. We programme surveys and approvals at the point when dimensions are reliable but still leave enough lead time for manufacture. This turns procurement into part of the build strategy rather than an afterthought.
Protection, noise control, loading and waste removal can be as important as the internal sequence. Clear package ownership helps avoid gaps between general construction and specialist installers.
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A controlled route from opening-up to the finished Kensington extension
Early decisions are recorded before they affect structure, first-fix work, ordering or the quality of the finished rooms.
Establish the brief
Describe the additional space and how it should change daily life.
Verify property conditions
Review access, levels, drainage, existing construction and neighbouring context.
Resolve approvals and details
Bring drawings, structural information, approvals and key selections into one buildable scope.
Sequence construction packages
Move from enabling works and structure through weatherproofing, first fix and interior construction.
Review the completed space
Complete details, test relevant systems and review the new rooms against the agreed work.
Budget clarity
What shapes the cost of house extension in Kensington?
Specialist products, detailed interfaces, temporary works and access controls can carry substantial cost. A schedule of finishes and package boundaries provides more useful control than a single rate per square metre.
Useful information before quotation
- Current drawings or a measured survey
- Known permissions and building conditions
- The intended layout and service changes
- Kitchen, bathroom and joinery expectations
- Access rules and occupation arrangements
Before construction
Planning and technical checks
The appointed consultants should confirm planning, heritage, freeholder, Party Wall and statutory requirements. Construction should proceed from the current approved and coordinated information.
New Line Construction uses the approved and coordinated information supplied for the project. We do not replace the appointed architect, engineer, surveyor, freeholder or statutory authority.
Plan the wider project
Related services for a joined-up result
Use these pages to compare the scope or connect the project with related work in the same property.
House Extensions in West London
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House Renovation Kensington
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Loft Conversion Kensington
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Common questions
House Extension in Kensington FAQ
When should specialist finishes be ordered?
Only after design approval and when critical dimensions are dependable. Lead times should still be checked early so the programme allows for surveys, samples and manufacture.
Can building services remain visually discreet?
Yes, provided grilles, controls, speakers, lighting and access panels are coordinated with ceilings and joinery before second fix.
How do you protect retained high-value finishes?
We define protected areas, use appropriate temporary coverings and control access. Some vibration, dust and movement remain unavoidable, so the extent of adjacent work must be understood.
Who coordinates specialist subcontractors?
The agreed project structure should make responsibility clear. We can coordinate construction interfaces for packages included within our scope and work with appointed specialists supplying other elements.
Why are mock-ups or samples useful?
They allow colour, texture, edge details and junctions to be assessed before a full area is installed, reducing the risk of an expensive visual mismatch.
Discuss your property
Start with the change you want the completed home to deliver
Tell us about the current layout, the work you are considering and the finish level you expect. We can then discuss the next practical step.