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TerraLine

Architectural Sectors

Our delivery framework is structured across six specialist architectural domains, ensuring project-specific compliance and technical excellence.

Technical
Portfolio.

New Build Residential
SECTOR // 01

New Build Residential

Whether you are building your own home on a plot you have purchased, developing a site for multiple dwellings, or replacing an existing structure with a new build, TerraLine delivers the complete design-and-build service.

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Outbuildings & Garden Rooms
SECTOR // 02

Outbuildings & Garden Rooms

A purpose-built garden room, office, studio, or annexe can transform how you use your property — whether for home working, additional family accommodation, a gym, a studio, or rental income.

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House Extensions
SECTOR // 03

House Extensions

Expert house extension architects in London. We design and build single-storey, double-storey, and side-return extensions tailored to your property.

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Loft Conversions
SECTOR // 04

Loft Conversions

Premier loft conversion architects in London. Transforming roof spaces into master suites and offices with full planning and structural support.

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Flat Conversions
SECTOR // 05

Flat Conversions

Professional flat conversion structural engineers in London. Specializing in property subdivisions, soundproofing, and fire safety compliance.

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HMO Conversions
SECTOR // 06

HMO Conversions

Accredited HMO conversion builders in London. We handle room sizes, fire safety, and local borough licensing for high-yield property investments.

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Snapshots

Delivered Works

Inquire about a site
Extension Alpha
House Extensions

Extension Alpha

London
Loft Suite 04
Loft Conversions

Loft Suite 04

Surrey
HMO Multi-Unit
HMO Conversions

HMO Multi-Unit

Leeds