Construction Company

Fully comprehensive and highly customary London building service company

Property is a relationship driven business. Apparently straightforward projects may contain multiple elements affecting your final result. Our role is to take the strain and fine tune all involved party inputs in harmony with your personal objectives. We are the approved high quality Building Service firm with the in-house project management. But our services go way beyond just building.

Jonas Stanius managing director says: ‘I work towards that you see us as approachable, knowing how to listen and deliver always your project with ‘I Can’  in the most efficient manner. Every client we make satisfied – is the biggest accolade for our effort’.

Hansen&Co Building Company has been established in 2006 as LTD and is currently focusing on the high end medium to big size residential property developments and wide range of luxurious refurbishments, while other quality projects are also within our remit. Our versatile knowledge of the current Building Regulations, London property structures and high efficiency building products enables us to adhere to the high quality and specification needs of the 21st century London property, whilst ensuring the restoration and conservation quality of the existing building is second to none.

We deliver the highly customary property development solutions for you, big and small, from property investment advice to building the new build exclusive properties.

At Hansen&Co, comprehensive building company service, we combine traditional building expertise with a modern management approach. We understand the property business is not just what happens today, thus we will always advise you with the thought of the years to come, whether it is the investment project or your own residence. On every project, no matter what size, where possible, we prefer to limit the use of subcontractors in order to retain the control of timing and costs, and where necessary we use the preferred architects and structural engineers.

You will get a dedicated project manager responsible for every aspect of your build, which means you always know whom to ask when you have a question. All this means, we can provide you with the fully comprehensive building company property development service on the medium to big scale high end residential projects. Our Building Company’s sound record and wealth of experience has helped establish it as one of the leading building company services in London. Since its establishment, Hansen&Co Building Company has been offering professional services to the owners of some of London’s prime residences. Whatever the size of your project, we offer an independent consultation that will recognise and meet your needs, using only our highly-skilled personnel and some of London’s most customary architects and structural engineers to complete the task.

We take care of every aspect of property development, including: scheme selection and analysis, design development, liaising with statutory bodies, interior design and project management of construction. Our pricing policy is designed to get you the best materials with solutions at the best price and our staff of talented professionals is committed to delivering finished projects that will take your breath away.

Each project will be entrusted to a Director of Hansen&Co(UK)Ltd Building Company who will ensure the project runs smoothly, efficiently and to the Clients needs and Specification. This unique service allows us to monitor the productivity and deliver projects through our highly motivated management and craftsmen teams.

A Building Company building the way it needs to be


Jonas Stanius ICIOB, BSc, MBA

Managing Director / Senior Project Manager

The proprietor and active member of management team, committed to the professional growth of the company and inhouse staff, believing only own inhouse staff is capable to maintain a full control of construction projects.

Viktoras Rosliakovas BSc

Senior Project Coordinator

Viktoras is dedicated for overseeing engineering and joinery works and so those works are completed to the specified schedule in the most efficient manner.

Albert Gvozdovic BSc

Project Coordinator

Having been with us now for more than two years, he is not loosing his pro-activeness and is keen to look for ways to improve the efficiency with the help of human resources as well as with new plant machinery introduction improvements.

Igor Smirnov MEng (Hons), MLUCE, MIStructE, CEng

Chartered Structural Engineer

Igor's task is to facilitate the construction structural design after planning permission is granted as well as provide the ad-hoc method statement designs.

Artur Pukaluk, GasSafe Cert No232990

Senior Engineer for Gas Works

Artur is our Gas Safe member of staff making sure all our gas works are in compliance Gas Safe rules and good practise recommendations.

Boris Danilenko, Elecsa Cert NoEPP33869

Senior Engineer for Electrical Works

Boris is a member of ELECSA, electrical engineers overseeing national body, overseeing our engineers so the electrical works are carried out in compliance with Part P buiding regulations.

Raj Shah ACCA, CIA

Finance Officer

With Raj help with find ourselves where we are in our tax affairs and in full compliance with HMRC obligations.

building and construction service specialists


What do our Customers say about us?

  • The job was the loft conversion, extension and whole house refurbishment. Not only they are reliable and organized. Jonas is also very friendly and communicative person, which has made a real difference on this project whilst there were many ommissions on my side in planning, though he helped me out. I am very pleased with the end result and would recommend them to anyone.
    Thomas Latter
  • very pleased with the final outcome - everything looks great and very pleased with this company reliability on times and tidiness. Would certainly use him again.
    Arthur Alexander
  • This company was a great find for my house extension. Very timely, efficient and a real eye for detail. The team were friendly and tidy. I would definitely use them again and have already recommended to my friends.
    Amitabh Panjabi
  • The dedicated project manager helped me through the whole process of the new build house and was very communicative answering my emails and texts at all hours of the day. Additionally, I chose them because, out of all of the builders I asked to come and take a look at the work, they gave the most input and really helped me to shape what turned into the final result of high satisfaction.
    E. Tippelt
  • I am most impressed with the all-in-one service provision by this company, from start to finish project manager Jonas was able to facilitate the project realisation from ideas to making things work altogether the way I would like. It also meant some very big challenges to resolve and make it happen aesthetically and practically
    Roman Kit
  • Hansen&Co team were very helpful at every stage, making suggestions as well as accommodating my design requirements. Their work was excellent and was exactly as I wanted for a competitive price - I'm really pleased. They were neat and tidy, and they were simply very nice guys. I would recommend them without reservation.
    M Marie
  • Very high standard of workmanship with excellent attention to detail.
    Mrs Jones
  • Extremely professional and delivered a high quality job. My work involved council sign off which they undertook and they listened to and incorporated minor adjustments that I asked for during the project. Overall though we were very pleased with the work done and the price paid.
    Mr Cooper
  • The project looked to me very complicated having entailed 11 steel beams. However, it was very helpful that project manager Jonas had on hand the architect and structural engineer from his side, so all was smooth and professionally swiftly done, and also with a single point of call. Am very pleased.
    Thomas Killick
  • It is good to know they are aiming for perfection and will give the solution to building as well as design issues. They are truly versatile in technical knowledge, all in situ.
    Mr Grafton
  • I appreciate Jonas how professionally you approached the task and your team made the project come true just as you promised, I have already given your details to a friend who will be in contact
    Vicar Patrick Malone
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