HGI Structures
Call +44 7810 406669Get a free quoteListed byLocufy
Building contractor · London

5.0 on Google from fewer than 10 reviews

HGI Structures — builders in London

HGI Structures is a structural engineering and building design firm based in Enfield, offering project management, building regulations and design services for new build and refurbishment projects. It specialises in the structural engineering and repair of masonry, steel and concrete structures, and serves the South-East of the UK and beyond.

5.0Google · fewer than 10 reviews
23services listed
Londonarea
5.0 on Googlefewer than 10 reviews
23 servicestypical London prices shown
London & 15 kmIslington, Ilford, Enfield Town, Tottenham…
Free written quotesno obligation, nothing to pay
Services & prices

What HGI Structures does — and what it typically costs in London

Every job below can be priced from this page. The ranges are what London homes typically pay, from Locufy's price guides. HGI Structures confirms the exact figure in a written quote — asking is free, with no obligation.

Building & extensions

BuilderGeneral building work
£180–400per dayprice guide →
House extensionSingle or two-storey
£1,800–4,000per m²price guide →
Loft conversionAttic into a usable room
£30,000–95,000per projectprice guide →
Garage conversionGarage into living space
£10,000–30,000per projectprice guide →
Conservatory installerSupplied and built
£8,500–32,000per projectprice guide →
BricklayerWalls, piers and repairs
£200–380per dayprice guide →
GroundworksFoundations, drainage and levels
£2,500–15,000per projectprice guide →

Kitchens, bathrooms & interiors

Kitchen fitterUnits, worktops and appliances
£6,000–25,000per kitchenprice guide →
Bathroom fitterStrip out and full refit
£4,000–15,000per bathroomprice guide →
Wet room installerTanked and fully tiled
£5,000–15,000per roomprice guide →
TilerFloors and walls
£30–100per m²price guide →
PlastererSkimming and patch repairs
£200–700per roomprice guide →
Carpenter & joinerDoors, frames and fitted joinery
£180–400per dayprice guide →
Flooring installerWood, laminate and vinyl
£18–70per m²price guide →

Roofs, walls & windows

RooferPitched roofs and repairs
£150–2,000per jobprice guide →
Flat roofingFelt, rubber and fibreglass
£1,200–6,500per roofprice guide →
Roof repairSlipped slates and leaks
£150–1,000per repairprice guide →
Guttering installationNew gutters and downpipes
£400–1,600per jobprice guide →
Fascias & soffitsReplace rotten timber boards
£1,400–4,500per jobprice guide →
Window & double glazing installerSupplied and fitted
£350–1,500per windowprice guide →
Damp proofingSurvey and treatment
£500–4,000per jobprice guide →

Typical prices from Locufy's UK 2026 price guides — each guide explains what the job involves and what moves the price. Rendering and insulation installer are also offered, priced on survey.

Get a free quoteCall +44 7810 406669Your details go only to HGI Structures.
5.0
on Google · fewer than 10 reviews
About

About HGI Structures

HGI Structures is a structural engineering and building design firm based in Enfield, offering project management, building regulations and design services for new build and refurbishment projects. It specialises in the structural engineering and repair of masonry, steel and concrete structures, and serves the South-East of the UK and beyond.

You can ask for a written price on any building job from this page — an extension, a kitchen refit, a roof that leaks — and compare it with other London builders if you want to.

At a glance

Trade
Building and construction
Based
Ponders End, Enfield
Covers
London and 15 km around
Google
5.0 · fewer than 10 reviews
Hours
Mon 8:30–6:00, Tue–Fri 8:30–18:00, Sat 9:30–12:30
Quotes
Written, free, no obligation
How it works

A written price, with no obligation

1

Describe the job

A line or two and a photo if you have one — it takes a minute.

2

HGI Structures prices it

Locufy passes it on; they come back to you with a written price.

3

Book, or compare

Happy? Book the date directly with them. Not sure? Compare quotes from other London builders.

Reputation

How HGI Structures is rated

5.0
Google · fewer than 10 reviews

As published on Google, refreshed on each visit.

Read the reviews on Google →

Reviews from Locufy bookings appear here

Every Locufy review comes from a job booked through Locufy, so each one is a real customer. Booked HGI Structures? You can leave the first one after the job.

Ask HGI Structures

Have a question before you book?

Do they handle planning? Are they on the voluntary construction register? Ask here — Locufy passes it to them and emails you their answer.

Your email is used only to send you the answer.
Areas

London and the towns around it

Based in London, HGI Structures works across the city and about 15 km around it.

  • London
  • Islington
  • Ilford
  • Enfield Town
  • Tottenham
  • Walthamstow
  • Edmonton
  • Chingford
  • Finchley
  • Cheshunt

Outside this area? Builders near you →

Questions

Before you book

Do you work on new builds as well as refurbishment projects?

Yes, HGI Structures takes on both new build and refurbishment projects, providing design and project management across both.

What types of structures do you repair and engineer?

HGI Structures focuses on masonry, steel and concrete structures, covering both structural engineering and repair work on them.

Does your service cover building regulations and project management?

Yes, the company handles everything from planning and building regulations to project management, ending with completion of the work.

Where are you based and which areas do you cover?

HGI Structures is based in Enfield and serves the South-East of the UK and beyond, working close to clients across North London and the City, as well as Essex, Hertfordshire, Berkshire, Hampshire and Surrey.

How can I get in touch with HGI Structures?

You can call 07810406669 or email [email protected] with any queries or questions.

Get a written price from HGI Structures

You can compare it with other London builders too.

HGI Structures – Structural Engineer, Enfield | Reviews