Frequently asked questions

We are the company with a team of people who have over 35 years of experience working in the building and construction industry. We always provide a high standard to ensure our customer´s happiness; after all, you are what our business is based on. We are here to design, manage and to construct your project, so it means you have only one company to deal with.

As London building company we offer our clients extended range of services. We specialize in New build, Refurbishment, Extensions and Loft Conversions.

It is very difficult to set an exact price range as we cover such a vast range of tasks and every job is different and requires different skills to be involved. However, be assured that we are constantly checking our prices to ensure that we deliver a fantastic service at the best price possible. 

We offer a free, no obligation quote service and what’s more, we even visit your house or premises free of charge to supply this quotation. With all our quotes we give a full written estimate within 48-hours.

Obviously it depends on quite a few different factors, however this is something that is very easily established, by speaking with your local council planning department. As well you can have a look on or please contact us and we can help you to answer a questions.

This application is suitable for both domestic or commercial works and includes plans, specifications, and where necessary structural calculations.

The details are checked to make sure they comply with the regulations. Once the application is checked and found to be satisfactory it will be approved. If not, a letter will be sent, usually within 10 to 15 days after receipt of the application, advising what amendments and or additional information are required to enable an approval to be issued. If no response is received or the revisions submitted are not satisfactory they may have no alternative than to reject the application.

Building Notice applications should only be used for work, which is not complex, and by people experienced in construction. They can only be used for domestic and not commercial work.

A Building Notice application must be submitted at least 48 hours prior to work commencing. The notice will be checked and if found to be satisfactory a letter will be sent acknowledging the application. Applications for extensions over public sewers cannot be accepted, as plans are required by Southern Water, who own the sewers. A Full Plans application will be required in this instance.

For most project as loft conversions, house extensions, new build, basement you will need the architect drawing to be registered with the local Authority.

We have our own fully experienced Architect and Structural engineer who will prepare all necessary plans for your approval. Once you are satisfied with layout we will apply for Planning consent and Building Regulation Approval leasing where necessary with the relevant Authority.

We will ensure that you are kept fully updated on all progress.

Yes, Party Wall awards are generally required for most of structural work and we can arrange for a Party Wall Surveyor to act on your behalf.

Yes. We are more than happy to show you an amazing work that Dali Pro Services Ltd. has already delivered to our clients. Just go to Portfolio and see it for yourself.

This would really depend upon the nature of the project at hand, and more specifically the individual tasks required within the project.

Loft Conversions:                6-8 weeks

Single Storey Extensions:    8-10 weeks

Basement Conversions:       3-6 months.

New property build:              3-12 months

Refurbishment:                    1-3 months

Every project undertaken by the DPS ltd. is allocated to a dedicated project manager who will be formally introduced to a customer before the commencement of any works. He will act as the main point of contact throughout the works, keeping you fully informed as to what’s happening, when it’s happening and how long it’s going to take.

We give you a guarantee for our work and the materials used. We backup our guarantees with insurance certificates. We are a member of the Federation of Master Builders and Guild of Master Craftsmen and we also ensure all work is carried out to meet current building regulations.