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LDN Roofing & Building

9.23/10

London

Checkatrade member since February 2021

Services

  • Asphalt Roofing Installation
  • Asphalt Roofing Repair
  • Balcony Roofing Installation
  • Balcony Roofing Repair
  • Chimney Cowlings Installation
  • Chimneys Repair
  • Dormer / Roof Windows
  • Dry Ridge Installation
  • Dry Ridge Repair
  • Dry Verge Installation
  • Dry Verge Repair
  • Emergency Roofing Service
  • Felt Roofing Installation
  • Felt Roofing Repair
  • Fibre Glass Roofing Installation
  • Fibre Glass Roofing Repair
  • Flat Roofing Installation
  • Flat Roofing Repair
  • Leadworks Installation
  • Leadworks Repair
  • Liquid Plastic Roofing Installation
  • Liquid Plastic Roofing Repair
  • Metal Roofing Installation
  • Metal Roofing Repair
  • Pitched Roofing Installation
  • Pitched Roofing Repair
  • Ridged Tiles Installation
  • Ridged Tiles Repair
  • Roof Lights Installation
  • Roof Lights Repair
  • Roof Replacement
  • Roofing Repairs
  • Rubber Roofing Installation
  • Rubber Roofing Repair
  • Single Ply Membrane Roofs Installation
  • Single Ply Membrane Roofs Repair
  • Slate Roof Installation
  • Slate Roofer Repair
  • Slate / Tiled Roofing Installation
  • Warm Roof Construction

Customer Reviews

Write a review

9.23 /10

Based on 20 reviews over the past 12 months

Quality of work

9.15

Reliability

9.3

Communication

9.25

What customers are saying

AI-generated from customer reviews over last 24 months

The majority of customers praise this trade for their professional, responsive, and efficient service, often highlighting the team's excellent communication. However, a small number of customers reported issues with unresolved repairs and difficulties with follow-up contact.

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Reviews (91)

  • 4

    Poor workmanship- dont use them

    Posted 1 day ago

    Poor workmanship and roof leak was not resolved despite paying £850. No response to my request for part refund as the roof leaked again within 24hrs of their repairs.
    Verified reviewer
    Job location: SE2
  • 10

    Replaced Bay Roof - Excellent

    Posted 20 January

    Sean was great to work with, I had a leak and he knew exactly what the problem was and how to fix it. He answered all my questions, was fast and responsive throughout. I definitely recommend his company and would use again.
    Job location: SE2
  • 10

    New roof

    Posted 08 January

    Sean and the guys are very helpful, I was recommended Sean my friends and they did not disappoint Quick , efficient and very polite and courteous
    Verified reviewer
    Job location: SE22
  • 10

    Excellent

    Posted 05 November 2025

    Replaced skylight and fixed section of roof. Excellent service -- friendly, professional workmen and work completed to high standard. Would definitely use again.
    Verified reviewer
    Job location: SE15
  • 10

    Velux window

    Posted 28 October 2025

    Great job couldn’t be happier with the outcome, fast efficient and responsive throughout
    Verified reviewer
    Job location: SE15

    Response from LDN Roofing & Building

    Thank you very much for the review, it was a pleasure working for you Feel free to get in touch if you have any future problems

  • 10

    Highly recommend

    Posted 16 September 2025

    Great communication, quick reply and highly professional. Thank you Sean and the team!
    Verified reviewer
    Job location: SE9

    Response from LDN Roofing & Building

    Thank you very much for the review, it was a pleasure working for you Hope you enjoy the lantern window Feel free to get in touch if you have any future problems

Photos

Company Info

Owner

Mr. Sean Mahony

Sole Trader

5 years on Checkatrade

VAT Registered

No

Domestic WorkCommercial WorkFree EstimatesInsurance Work Undertaken24 Hour Call-out

Welcome to LDN Roofing & Building we are a well-established company that has built up an enviable reputation over the years. We pride ourselves on our commitment to always provide a professional service and the highest quality of work.

All new work undertaken carries a 10-year guarantee. With a team of men which mainly consists of family members and others who have been with us for ten years or more, we guarantee a polite efficient service where everything is always left clean and tidy throughout duration of all work.

Please see below the work we take on however not limited to:

· Balcony Roofing

· Chimney Cowlings

· Chimneys Dormer/Roof Windows

· Dry Ridge

· Dry Verge

· Emergency Roofing Service

· Felt Roofing

· Fibre Glass Roofing

· Flat Roofing

· Hot Melt Roofing

· Leadworks

· Liquid Plastic Roofing

· Moss Removal

· Pitched Roofing

· Polycarbonate Roofing

· Ridged Tiles

· Roof Lights

· Roof Replacement

· Roofing Repairs

· Rubber Roofing

· Sealoflex Roofing

· Single Ply Membrane Roofs

· Slate Roofer

· Slate/Tiled Roofing

· Tiled Conservatory Roof

· Warm Roof Construction

Our customers are largely recommendations and people who have seen our work all over London over the last 25 years. CALL TODAY FOR FREE QUOTE/ADVICE.

This trade passed up to 12 Checkatrade vetting checks

Member since February 2021

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