Subsidence Repairs & Underpinning

Economic solutions for structural repairs following subsidence. Cost effective schemes embracing the latest technology

Subsidence Repairs & Underpinning

Retrofit Basements

Enhancement of an existing building by providing a basement structure beneath

Retrofit Basements

Engineered Foundations

Efficient and economic solutions for low rise building plots

Engineered Foundations

ASUC is an independent trade association originally formed by a number of leading contractors to promote professional and technical competence within the subsidence industry.

Membership has now been extended to include a comprehensive range of specialist domestic services in: subsidence repair and underpinning,  retrofit basement construction and engineered foundation solutions.

Contractor wishing to join ASUC must first undergo a technical, health & safety, insurance and financial audit and make a commitment to prescribed safety procedures.  Non contracting companies and consultants may also apply using the appropriate forms.

Publications, including ASUC’s three Guideline documents on: Basements, Structural Repairs, and Underpinning & Mini Piling Operations, are available to download free from the publications page.

Speak to the experts before you start any project involving basement construction, engineered foundations, underpinning, or structural repairs.

Exclusive Partnership Announcement: ASUC and London Belgravia Unite to Provide 10-Year Latent Defects Insurance

We are thrilled to unveil a strategic collaboration between the Association of Specialist Underpinning Contractors (ASUC) and London Belgravia, aimed at delivering an exclusive 10-year Latent Defects Insurance tailored specifically for ASUC members. This partnership is poised to offer comprehensive coverage for their contracted works.

Read more HERE


Subsidence repairs
Economical solutions for structural repairs following subsidence


Cost-effective schemes embracing the latest technology


Retrofit basements
Enhancement of an existing building by providing a basement structure beneath


Engineered foundations
Efficient and economical solutions for low rise building plots


Get all the news from ASUC including events and view gallery photos

ASUC Members’ News

Find out all the latest news from ASUC members.


ASUC has a range of useful and informative documents to download free of charge


Industry-specific training for the specialist underpinning and subsidence repair, engineered foundation solutions and retrofit-basement sector

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