Our Team

We have seven dedicated build teams supported by our project management and administration staff.

Technical Director
Rafael Delimata

Rafael Delimata is an extremely experienced professional who has spent many years project managing a wide range of construction contracts. He is proud to specialise in low energy, sustainable housing, and in bringing innovation, imagination and technical excellence to your dream home.

Finance Director
Magda Delimata

Magda has held the financial fort since she joined BTC in 2011 as a graduate of finance accountancy. Her role from basic bookkeeping and reconciling payments has advanced strategizing for company growth. She is happy being part of a company that makes a positive contribution to the environment. She enjoys swimming and conquering her fears.

Business Development Manager
Hagop Matossian

A keen environmentalist, Hagop is a certified Passivhaus consultant and implements Permaculture principles into everything he does. He looks after new business and builds and maintains our relationships. He sees Passivhaus as the future of housing and energy usage reduction. He is a keen wakeboarder and musician.

Quantity Surveyor
Edward Rutherford

Edward graduated from The University of Reading in Quantity Surveying in 2012 and finds Bow Tie a fantastic place to work, giving him key responsibilities on projects and pushing him forward in his career. Before Bow Tie Edward trained in Flatwater Kayaking and competed for Great Britain medalling at World Championship level.

Project Manager
Marcin Figiel

A mechanical engineer with experience in residential building, Marcin enjoys gaining new knowledge and developing new skills. He is glad to be with a company that implements cloud technology, MVHR and Loxone smart home systems, allowing us to build most comfortable homes we can with a transparent and enjoyable process for clients.

Project Manager
Szymon Zagorski

Simon is a graduate of Kraków University of Technology in Civil Engineering (MEng). Previous posts include site engineer for a steel structures provider and quantity surveyor in the projects control department for one of the top 3 developers in Poland. He enjoys the challenges that each new day with us brings and he never stops learning.

Office Administrator

Debbie has many years experience in construction, bookkeeping and account administration. She is the backbone of our office and will be happy to assist you with any enquiries. When not working she enjoys spending time with her children, walking with her two dogs, reading, cooking and knitting  

Junior Construction Manager
David Lam

An engineer, a certified Passivhaus consultant and a homeowner who has managed his own refurbishment projects, David is well placed to work with our foremen to deliver construction projects. He is a keen cyclist and theatre goer.

Document Controller

Our document controller supports our site managers by maintaining data on their projects on our project management platform & Xero. She is in touch with all sites daily regarding any queries and chasing up invoices. Monika has a young daughter who keeps her fit and active. She enjoys swimming, fitness and healthy eating.

System Administrator

Maciej has IT and management experience. He looks after our cloud data storage, computer systems, tablets and smartphones and ensures our IT infrastructure is ready for whatever we throw at it. He is our in-house Loxone specialist and programmer. He is a keen paraglider.

Working Foreman

One of our most loyal and experienced builders, Slawek also has excellent spray foam insulation knowledge. He comes from a long lineage of butchers and is our in-house sausage sommelier. Did we mention that he likes sausages?

Working Foreman

Karol has been with us for many years. Starting as a builder he has proven himself to be reliable and a good worker. He was part of the team who built the Kensal Green Passivhaus. He now runs a team of his own.

Working Foreman

A builder since 2008, he particularly likes seeing how sites change from demolition through to high-end finish. He appreciates the new technologies Bow Tie implements and the influence he has on design – his suggestions are frequently chosen as final solutions to challenges on site.

Site Manager

Joining us a builder some years ago, Damian has risen through the ranks and is now one of our most trusted and experienced site managers. He has excellent knowledge of construction skills and knows how to achieve a fine finish. He led the team at the RIBA and SECBE nominated Camden Mews Passivhaus

Our Recent Projects

  • "We’re really lucky to have them Bow Tie Construction working on our project. Thanks for all your fantastic work so far."
    — Nick H
  • "Passing our air test the first time is testament to how well Bow Tie do things"
    — Justin Bere
  • "Bow Tie are meticulous in how they do things"
    — Justin Bere
  • "I’ve been very pleased with how Bow Tie have got on with the work."
    — Justin Bere
  • "My projects with Bow Tie are the only ones where I’ve left the contractor to follow my airtightness details and the projects have passed the 1st airtightness test."
    — Justin Bere