'Success is the result of perfection, hard work, learning from failure, loyalty and persistence'

Colin Powell


Our mission is to work in conjunction with clients and contractors alike to deliver successful projects and ​develop mutually beneficial relationships.

We offer a range of services tailor made to meet our customers' requirements and have the passion and enthusiasm to bring clients' visions into fruition.

We are present and pride ourselves in delivering our very best in all we do and in turn hold ourselves accountable for the results we achieve



SBA Group carries out Design & Build as well as Traditional contracts for both New Build and Refurbishment/ Alteration Projects.

The Group serves both the Residential and Commercial/ Retail markets.

Architectural Modelling

Project Management & Development

  • Complete Project Management and Development services

  • Experience and Expertise

  • Inception to completion


Estimating & Quantity Surveying

SBA Group can produce accurate Bills of Quantities for contractors and private clients alike.

Bills of Quantities can be transferred electronically into most estimating packages as well as the more standard Microsoft Excel. 



SBA Group is a family run, young, vibrant and forward thinking multi disciplinary company providing bespoke consultancy and construction services. It was established in 2015 by husband and wife Balys Sirvinskas and Dalia Sirvinskas.

The company is a formation of highly skilled and experienced construction, engineering and design professionals. Our approach delivers detailed, specialist services for mid to high end luxury residential and commercial housing markets.

As a Group, we are able to problem solve and deliver projects with an open dialogue, focused on quality and budget. Most importantly, we aim to maintain the highest level of professionalism, integrity, commitment and fairness in our relationships with customers.


Combined experience within various fields of construction industry gives our Group the depth and breadth of knowledge essential to assure accuracy and efficiency in the service we deliver.


PROJECTS we had worked on..

Click on a photo to see more...




For any inquiries, questions or recommendations, please call: 0793 299 7190 or fill out the following form

Head Office

84b Clarendon Road


W11 2HR

Contact Us

Thanks for submitting!