Who Are We
Interior Psd London are a specialist high-end London based construction company. Established in 2003, by Mariusz Jackowski, the company has quickly gained a reputation as one of the leading building companies of bespoke high-end residential and commercial projects in central and west London.
We love what we do and pride ourselves on our work methods and exacting standards. Every project we take on receives special attention and we are heavily invested in the delivery process. A dedicated Project Manager, Site Manager and Works Team are assigned to each and every project so a personal service is always guaranteed. Our success is based on our honest and reliable approach with client satisfaction our principal objective.
What We Do
Interior Psd  London offers a full-construction service, acting as main contractor and project manager for each and every project.  All this ensures all our projects are completed on time and executed to the highest building and quality standard. We have an outstanding track record of delivering highly bespoke, high quality built projects on time and within budget. Our approach has ensured we have become a trusted partner for some of UK’s leading architects and designers.

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Trades offered

Builder general
General extension
Bathroom fitter
Carpenter and Joiner
General carpentry
House Builder
Custom/Self Build
Kitchen installation
Painter and Decorator
Interior decorating
General plumbing

Case studies

Refurbishment Project

  • 10 Jul 2021
  • nw116es

Exterior work

  • 17 Mar 2019

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Customer testimonials

25 Oct 2018

Repointing brickwork with lime mortar&Decorating - H

27 Ridley road ,NW10 5UB

25 Oct 2018

Sending all walls, ceiling, woodwork in the landing painting after. - M

7 Belgravia house ,W5

25 Oct 2018

Full refurbishment “Everything was very old style, but now I’m very happy Interior Psd Ltd and his team change my house in new style. Very happy for the quality of work. Thank you very much again! High recommend for Marcel.” - S

w5 4bg

25 Oct 2018

Installation flooring skirting, brickwork, Decorating 3 flats. - S

3 Hormead road

25 Oct 2018

“We cannot thank Interior Psd LTD enough. Our project was not an easy one, as it consisted of a side return extension in conjunction with our neighbours. We were not sure how to even approach it, but after an initial meeting with a project manager, they gave us a detailed plan and explained step by step how we would get to the desired result. We were very happy and impressed indeed! They gave us an acceptable time frame and price, so we decided to proceed immediately, and we know we made the right decision. The builders were all very polite, professional, quiet and very hard-working.” - J

Maybury gardens NW10

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