Coventry, Northampton, Leicester, Birmingham

Nuneaton, Kettering, Leamington Spa

Coalville, Market Harborough, Hinckley, Rugby

Daventry, Wellingborough, Stratford Upon Avon

Cellar & Basement Conversions

We specialise in the cellars, basement conversions, creation and waterproofing of structures below ground. It is not always necessary to have an existing basement as these can often be constructed below an existing timber floor with very little upheaval.

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Rising Damp

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Wood Worm

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Dry / Wet Rot

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Areas We Cover

  • Coventry
    024 7668 7683
  • Northampton
    01604 632 112
  • Leicester
    0116 289 3000
  • Birmingham
    0121 308 0005
  • Nuneaton
    02476 342 947
  • Kettering
    01536 410 944
  • Daventry
    01327 310 660
  • Stratford Upon Avon
    01789 209 208
  • Coalville
    01530 510 283
  • Market Harborough
    01858 410 282
  • Hinckley
    01455 633 198
  • Rugby
    01788 562 514
  • Leamington Spa
    01926 883 404
  • Wellingborough
    01933 441 023

Survey Reports

Every visit is followed up with a comprehensive
survey detailing any defects found and the recommended
methods of treatment.

What Our Customers Say

“Have used Dampco for over 20 years and I have always received A1 service”

- Malcom Wiggin

Dampco - Damp Proofing, Cellar & Basement Conversion Specialists

Damp proofing problem in your home?

Dampco offer damp proofing, condensation, rising damp, cellar conversion, dry / wet rot, woodworm and basement conversions in Coventry, Leicester, Northampton, Stratford upon Avon, Leamington Spa, Warwick, Rugby, Market Harborough, Coalville, Hinckley, Kettering, Wellingborough, Warwick, Birmingham, Solihull, Nuneaton.

We are one of the largest privately owned damp treatment and woodwork preservation companies in the United Kingdom. A family run business, we are proud to have three generations of the family in the company.

With over 50 years in the industry we put our success down to our personal involvement with our customers and our comprehensive industry knowledge. Specialising in Damp Proofing, Basement & Cellar Conversion, Tanking, and treatment for Condensation, Rot, Wet Rot, Dry Rot, Woodworm, call us today for more information.

We are Experts In


Dry / Wet



Wood Worm

Latest News

Benefits of Converting Your Home’s Free Space

If you have a growing family or more belongings and furniture than your house can hold, converting your basement or cellar can be a brilliant...

Latest News

Home Improvement and Conversions Leamington Spa

As a homeowner there is nothing worse than living in a house that feels cramped and overcrowded, yet one way you can increase the amount...

Latest News

What Does Tanking a Cellar Mean?

When carrying out home improvements, whether it’s constructing an extension to offer additional space or waterproofing a basement making it once again useable as an...

Guarantees &

Where appropriate remedial works carried out by
Dampco are covered by our own guarantee for
periods of up to 30 years following completion of
the contract.

Pca Accreditations

Contact Dampco Ltd

Opening Hours

Mon - Fri: 8.30am - 5.00pm

Sat - Sun: Closed

Call: 024 7668 7683

Once initial diagnosis is complete we then ensure the correct specification for it control and eradication.

Cellar, Basement, Conversion

Cellar / Basement Conversions are a great way to add more space to your property without changing the foot print.

Dampco specialise in basement conversion and cellar conversions for all domestic properties, our reliable workforce is fully trained and can offer the complete package from design, preparation and all aspects of building work, right through to final decoration.

Our reputation is our business, it has to be when you number banks, building societies, estate agents, architects and local authorities among your regular clients. But if you think that we are only interested in larger properties, contact us to sample the help and attention available to all. The parent company was involved from the outset in the drafting of the code of practice issued by the British Chemical Damp Course Association and was amongst the founder members of the association.

Survey Reports & Quotations

Every visit is followed up with a comprehensive survey detailing any defects found and the recommended methods of treatment. This way you are left in no doubt as to what needs to be done to solve your problem. The survey is accompanied by a comprehensive quotation providing a clear, step-by-step plan of campaign stating the cost of each step involved. On your acceptance work is carried out by our own fully trained staff to every exacting standard.

Insurance Guarantee

We can offer a back up manufacturers guarantee or a fully independent insurance guarantee through our membership of the Guarantee Protection Trust. The Guarantee Protection Trust is an independent limited company whose earnings are used solely for the provision of the protection scheme.

Dampco were involved with the setting up of the British Damp Proofing Association who later merged with The British Wood Preserving Association. This organisation has recently become The Property Care Association (PCA) of which we are members.

The PCA make regular inspections of our business to ensure that we maintain their high standards and conform to the relevant Codes of Practice.