# Underpinning & basement construction: what it costs and how to get quotes

Source: https://worklanded.com/find/underpinning-basements (read 2026-11-13)

Underpinning & basement construction typically costs £8,000 to £250,000 (per underpinning or basement project), according to EMA Structures subsidence repair cost guide, read September 2026.

## What happens to an enquiry sent here

| Fact | Value |
| --- | --- |
| Typical cost | £8,000 to £250,000 |
| What that price is for | per underpinning or basement project |
| What you pay us | Nothing. Sending an enquiry is free and you agree prices with the firm. |
| Who gets your details | Up to three underpinning and basement contractors, chosen by Worklanded. They contact you directly. |
| You are told | Each firm's name, by email, as your details go to it, with a link that stops any more firms receiving them. |
| What firms pay us | £26 per enquiry in the UK, a fixed price published on our lead price index. Never a share of what you pay them. |
| What a firm sees before it pays | The job and the area, without your name or contact details. |
| Where it is offered | the UK |

Source: [EMA Structures subsidence repair cost guide](https://emastructures.com/blog/subsidence-repair-cost-london/), read September 2026.

## What a firm will ask you

- What's the situation? (Cracks appearing, subsidence suspected / Subsidence confirmed by a survey or insurer / Underpinning for a basement or extension / Buying or selling a house that may need it / Something else)
- The property (Terraced house / Semi-detached house / Detached house / Bungalow / Flat or commercial building)
- How much of the building is affected? (One corner or a single wall / Two or more walls / Possibly the full perimeter / Don't know yet)
- Is insurance involved? (Claiming through my buildings insurer / Insurer already involved / loss adjuster appointed / Paying myself / Not sure yet)
- When do you want it dealt with? (As soon as possible / Within 1–3 months / In 3+ months / Just researching costs)

## What happens after you send it

1. Your enquiry is checked for spam and its contact details are checked so a firm can reach you.
2. Worklanded chooses up to three underpinning and basement contractors that cover the area. A firm sees the job and the area before it decides to take it.
3. As your details go to each firm, we email you its name, with a link that stops any more firms receiving them.
4. The firms contact you directly. You agree the price and the work with them; Worklanded takes no part of that.

Send an enquiry: https://worklanded.com/find/underpinning-basements#get-quotes (free). An AI agent can send one with the submit_enquiry tool at https://worklanded.com/mcp; the person confirms it by email before it goes anywhere.