Official company data
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Trading information
Public sources checked 24 Feb 2026
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Company check
Based on Companies House data HouseJester last checked on 1 October 2026.
The stored record shows no strike-off, insolvency, overdue filing or address warnings.
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Claim this company freeOutstanding charges are secured loans such as mortgages or debentures; they are common and not a warning on their own.
HouseJester overview
A J Dampproofing LTD is an active building services business registered in Harrow. HouseJester lists its registered office, public phone, current directors, filing history and other official Companies House details.
Legal details are kept separate from website-derived trading information.
Source: Companies House public register. Companies House records information supplied in statutory filings and does not verify every filed fact.
Reviews
36 public reviews
63 Charlton Rd, Harrow HA3 9HR
Officers
Statutory officers from Companies House. Personal contact details and dates of birth are not shown.
Nirmal Valji
Director
Manjula Valji
Director
Mr Nirmal Valji
Ownership of shares 75 to 100 percent, Voting rights 75 to 100 percent, Right to appoint and remove directors
Manjula Valji
Ownership of shares 25 to 50 percent, Voting rights 25 to 50 percent
Filings
Recent official filings and key registry events.
Accounts filed
Companies House filing AA.
Change person director company with change date
Companies House filing CH01.
Confirmation statement filed
Companies House filing CS01.
Cessation of a person with significant control
Companies House filing PSC07.
Change to a person with significant control
Companies House filing PSC04.
Company incorporated
Recorded on the Companies House register.
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A J Dampproofing LTD is rated 5.0 from 36 Google reviews, 0.7 above the 4.3 review-weighted average of the 9 reviewed builders in Harrow listed on HouseJester (696 reviews in all).
By rating it ranks 2nd of the 9 builders in Harrow with five or more reviews.
Google ratings as last collected; averages weighted by review count.
