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Add On Projects

10/10

Hounslow, Greater London

£1,000 guarantee T&Cs apply

Checkatrade member since October 2020
5

Customer Reviews

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10 /10

Based on 7 reviews over the past 12 months

Quality of work

10

Reliability

10

Communication

10

Reviews (14)

  • 10

    Builder

    Posted 04 November 2025

    3 Bedroom House Renovation - Highly Recommend

    Jacek and his team did a fantastic job renovating our 3 bedroom victorian home which hadn't been touched since the 1980s. They fully gutted the house, installed new electrics, plumbing, windows and a brand new bathroom. Communication was easy throughout the project and we felt the price was fair without any additional hidden costs. Jacek was helpful in advising us on fittings and great at problem solving. We felt we could trust him and his team to deliver the project to a high quality, despite not living at the property during the renovation. Would highly recommend Add On Projects!
    Verified reviewer
    Job location: W4
  • 10

    Builder

    Posted 24 October 2025

    Conservatory transformation

    Add On Projects took on a complex job of transforming an old conservatory into a modern and spacious extension. They undertook the work from design to construction to time and budget. They protected existing floors and surfaces thoroughly and left things safe and tidy at the end of each day.. They also built a steel and glass balcony to fit the aesthetics of our period home. Their forte is in meticulous workmanship and problem solving skills.
    Verified reviewer
    Job location: TW9
  • 10

    Builder

    Posted 21 October 2025

    Amazing professional crew who built my extension and refurbed my entire house

    Jack and his crew (Michael, Dominic et all) did a fantastic job at my place in Ealing. We've just finished a large/complex (70SqM) extension. We ended extending the works and continuing throughout the house and refurbed every room. Nothing was too much and every problem was a challenge he accepted - and solved. Some builders hit a problem go "well you tell me what you want and I'll do it" whereas Jack/Michael were part of the "team" solving the problem the "right" way. Cannot recommend AddOnProjects highly enough and I am more than happy to show people the quality of their work
    Verified reviewer
    Job location: W13
  • 10

    Builder

    Posted 14 October 2025

    Highly recommend- a great product delivered

    As first time renovators choosing a builder can be a daunting prospect. However, after our first meeting with Jacek, what became abundantly clear was his passion for his work, and genuine desire to deliver an excellent product. Throughout the build whenever a challenge came up, Jacek was proactive in coming up with creative solutions- his experience & desire to deliver showed through. Jacek completed a wraparound extension, new kitchen, loft conversion, and a renovation in the rest of the house. Ultimately we were delighted with a really quality end product, and felt fully supported by Jacek
    Job location: SW14
  • 10

    Builder

    Posted 13 October 2025

    Professional

    We have worked with Add On Projects across several of our projects and continue to use their services. They are reliable, professional, and consistently deliver work to a high standard. Communication is always clear, and they are proactive in finding practical solutions when challenges arise on site. Their attention to detail, strong work ethic, and commitment to meeting deadlines have made them a valued partner in our projects. We wouldn’t hesitate to recommend Add On Projects to others.
    Verified reviewer
    Job location: SW6
  • 10

    Carpets / Flooring

    Posted 12 October 2025

    Very professional

    The builder carried out a complete renovation and conversion of my flat very professionally and within the agreed time. I’m very satisfied with the quality of the work.
    Job location: W2

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Company Info

Owner

Mr Jacek Guzenda

Sole Trader

6 years on Checkatrade

VAT Registered

Yes: 467473161

Commercial WorkDomestic Work
Add On Projects started trading in 2003; the company covers Hounslow and is able to support homeowners with jobs in the following categories: Builder.

This trade passed up to 12 Checkatrade vetting checks

Member since October 2020

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