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UK Based · Professional Indemnity Insured

Structural Calculations Online,
Delivered Across the UK.

UK-based structural engineer with Professional Indemnity Insurance. Remote structural calculations for loft conversions, extensions, beam design and more — Building Control approved.

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UK Based Company
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Professional Indemnity Insured
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UK Certified Engineer
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Building Control Approved
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Fast Turnaround
📋 Get a Free Quote View Pricing →
150+
Projects Completed
UK✓
Certified Engineer
5★
Google Rating
Loft conversion with steel beam structural engineering
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Structural Calculations Online London Based · UK Wide · Building Control Approved
UK Based
Structural Calculations· Beam & RSJ Design· Loft Conversions· Foundation Design· Wall Removal Calculations· UK Building Regs· Professional Indemnity Insured· Structural Calculations· Beam & RSJ Design· Loft Conversions· Foundation Design· Wall Removal Calculations· UK Building Regs· Professional Indemnity Insured·
Why Choose Us

UK-Based Online Structural Engineer

We are a London-based structural engineering company. We handle as much of the process as possible remotely — calculations, drawings and reports delivered digitally. Where a site visit is required, we arrange it. All reports are accepted by Building Control across England and Wales.

🏅 UK Certified Engineer
🛡️ Professional Indemnity Insurance
🇬🇧 UK Based Company

Start Your Project →
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Efficient Process

We handle calculations and reports remotely wherever possible. Site visits arranged where the project requires it.

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PI Insured

Full Professional Indemnity Insurance — your project is protected end to end.

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Fast Turnaround

Efficient turnaround on all projects, with express delivery available at an additional fee for urgent jobs.

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Building Control Ready

Reports accepted by local authorities and building control across the UK.

Transparent Pricing

No Surprises, No Hidden Fees

Every project is different, so all final prices are confirmed after reviewing your drawings. The figures below give you a general guide — get in touch for your personalised quote.

Wall Removal

Load-Bearing Wall & Beam Design

from £400

Steel beam / RSJ calculations

  • Structural beam sizing (RSJ/UC)
  • Load-bearing wall assessment
  • Padstone & bearing calculations
  • Express delivery available
Most Popular

Loft Conversion

from £500

Full structural calculations package

  • Attic floor & roof calculations
  • Steel beam & ridge beam design
  • Dormer structural design
  • Staircase opening calculations
  • Express delivery available
Extension

Rear / Side Extension

from £500

Full structural calculations package

  • Foundation design
  • Structural wall & beam calculations
  • Bi-fold / large opening design
  • Roof structure calculations
  • Express delivery available
Outbuilding

Outbuilding & Garden Room

from £400

Structural design for outbuildings & annexes

  • Foundation design
  • Frame & connection calculations
  • Structural wall design
  • Express delivery available

Prices vary based on project complexity. Contact us for a fixed-price quote — we respond within 24 hours.

What We Offer

Structural Engineering Services Online

Tailored structural engineering solutions delivered digitally across the UK.

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Structural Calculations

Full calculations for building control and planning applications — beams, columns, slabs, and connections.

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Beam & Steel Design

Design of steel beams, RSJs, and columns for extensions, loft conversions, and knockthrough openings.

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Foundation Design

Foundation analysis and design for new builds, extensions, and underpinning works.

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Loft Conversions

Structural design packages for loft conversions including dormer and hip-to-gable transformations.

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Structural Reports

Written assessments and condition reports for property purchases, insurance, and dispute resolution.

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Outbuilding & Garden Room

Structural design for outbuildings, garden rooms and annexes — foundations, frames and connections.

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Bespoke Packages

Custom engineering packages for contractors, architects, and developers requiring ongoing structural support.

How It Works

How Our Online Structural Calculations Work

From project submission to final report — everything handled online in four easy steps.

1

Upload Your Plans

Send your architectural drawings, site photos, and project brief through the secure quote form.

2

Receive a Quote

We'll review your project and send a fixed-price quote within 24 hours — no hidden fees.

3

Engineering Work

We carry out all calculations and produce your stamped report. Express delivery available at an additional fee for urgent projects.

4

Receive Report

Your completed, stamped structural report is delivered digitally — ready for Building Control.

Client Reviews

Trusted by Homeowners & Professionals

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5.0 / 5.0 Google Reviews
★★★★★

"KU Engineering & Design managed our steel beam installation from start to finish in a very professional manner. The structural calculations were accurate and well presented, and they worked closely with Building Control. Great service and very transparent reasonable pricing."

HK
Hairart Kingston
Steel Beam Installation · 3 weeks ago
★★★★★

"We are an architectural and design company and have worked with Kemal on more than five projects. He is always responsive and consistently delivers on time. He finds solutions that are structurally compliant but also practical and budget-friendly."

BT
Bilal Tatar
Architectural & Design Company · 1 month ago
★★★★★

"I've had a pleasant experience dealing with Kemal. He was always fast to respond, worked well with my builders and created the required calculations and documentation in good time. I would happily use the company again."

DR
DRL
Structural Calculations · 4 months ago
★★★★★

"I have worked with KU Engineering on two projects in Tunbridge Wells — one a Grade II listed building. His ambition and experience moved everything smoothly. If you need a structural engineer who gets the job done right, KU Engineering & Design is the right address."

MÖ
Mansur Özkara
Listed Building Projects · 3 months ago
★★★★★

"I'm a professional interior architect, and KU has become an essential part of every project I work on. They're so much more than just an engineering office — whenever there's a challenge related to building, they somehow always have an answer."

AD
Abdullah Dursun
Interior Architect · 9 months ago
★★★★★

"We were in the middle of a small project and needed some structural advice quickly. Kemal provided an immediate response and could not have been more helpful."

LH
Laurence Hibble
Structural Advice · 3 months ago
Site Visit Fee Estimator

How Much Will a Site Visit Cost?

Enter your postcode below to get an instant estimate of your site visit fee. We're based in Walton-on-Thames, Surrey and cover the whole of the UK.

UK postcodes only. We cover England, Wales and Scotland.

Zone 1 — Surrey & South West KT, GU, RH, SM, CR, TW · £150
Zone 2 — Greater London All London postcodes · £250
Zone 3 — South East & Home Counties BN, PO, SO, RG, SL, OX, HP, MK & more · £300
Zone 4 — Rest of UK All other areas · Price on Application
Get In Touch

Let's Talk About Your Project

Have a question? Reach out directly and we'll respond within 24 hours.

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info@structurall.co.uk
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+44 7388 194646
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Hersham Road, Walton-on-Thames, Surrey
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Mon–Fri: 9am – 6pm
📋 Submit Your Project

Hersham Road, Walton-on-Thames, Surrey

UK-based company serving clients across England, Wales and Scotland — remote service with site visits where needed.

London Surrey South East Nationwide UK
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Why You Need a Structural Engineer's Calculations for Your Home Project

Discover why structural calculations are essential for loft conversions, wall removals, and extensions. Ensure safety, compliance, and durability.

✍️ Kemal 📅 Dec 10, 2024 ⏱ 3 min read
Read article →