Property Extension Installations

Your trusted property extension builder serving London, Kent, and Essex.

we specialise in creating high-quality property extensions tailored to your specific needs and desires. Our experienced team of builders and designers are experts in crafting seamless and stunning extensions that seamlessly blend with your existing structure.

Our team of experienced builders and architects specialise in all aspects of home extension, from minor renovations to complete remodels. We can help you add extra living space to your home, such as a new bedroom, bathroom, kitchen, or even a separate annexe.

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Electrofy Constructions Extension Installation Service.

Our extension installation services include the following:

  • Design and planning
  • Building regulations and planning permission application
  • Project management
  • Groundworks and foundations
  • Brickwork and masonry
  • Roofing
  • Plumbing and electrical work
  • Carpentry and joinery
  • Decorating and finishing touches


We understand that a home extension can be a significant investment, so we work closely with our clients to ensure their project is completed on time and within budget. Our team is dedicated to providing the highest level of customer service and quality craftsmanship to ensure our clients are delighted with the final result.

professional worker measuring height of roof with tape

Our Property Extension
Installation Process


Our quotation process is designed to provide transparency and clarity to our customers, ensuring that they have a clear understanding of the costs associated with their project.


If you need to make changes to your project, simply contact us to discuss the proposed amendments. We will work with you to understand your needs and assess the impact on the project timeline and budget.


Our scheduling process is designed to ensure that your project is completed on time and with minimal disruption to your daily routine. Once we have agreed on the scope of work and timeline, we work with you to schedule the project at a time that is convenient for you.


Our contract process is designed to provide transparency and clarity to our customers, ensuring that all parties are on the same page before the project begins. Once we have agreed on the scope of work, timeline, and pricing, we will provide you with a detailed contract that outlines all of the terms and conditions of the project.

Work Begins!

Once the contract has been signed, we are ready to begin work on your project. We will work closely with you to ensure that we have all the necessary permits and approvals before we start any construction work.


Once the work has been completed, we conduct a final walkthrough to ensure that everything is up to our high standards and meets your expectations. We will address any final touch-ups or minor adjustments that may be needed to ensure that you are completely satisfied with the final result.

How Much Will it Cost to add an Extension to my Property?

The cost of adding an extension to your property can vary depending on several factors, such as the size of the extension, the materials used, and the complexity of the project.

Since each extension project is unique, we approach cost estimation on an individual basis. We encourage you to schedule a consultation with our experienced team to discuss your specific requirements and vision. During the consultation, we will assess your property, consider your desired design, and take into account any additional features or services you may require.

Based on these factors, we will provide you with a detailed and customised quote that outlines the cost breakdown for your extension installation. Our goal is to be transparent and fair in our pricing, ensuring that you have a clear understanding of the investment required for your project.

Why work with us

  1. Experience and Expertise: Our skilled team brings years of experience and expertise to every project, delivering top-quality workmanship that is tailored to meet your unique needs and specifications. We have a proven track record of delivering exceptional results on time and within budget.

  2. Customer Satisfaction: At our company, we believe that our success is measured by the satisfaction of our clients. We go above and beyond to ensure that every project is completed to your complete satisfaction. We work closely with you throughout the entire process to ensure that your vision is brought to life.

  3. Transparency and Communication: We value transparency and communication above all else. That’s why we provide clear and detailed quotations, contracts, and progress reports throughout the entire project. We are always available to answer any questions or concerns you may have and provide updates on the progress of your project.

  4. Competitive Pricing: We understand that cost is an important consideration when it comes to home renovations and construction. That’s why we offer competitive pricing without sacrificing quality or workmanship. We work with you to find solutions that fit your budget without compromising on quality.

  5. Comprehensive Services: From home renovations and repairs to flooring, carpentry, kitchen and bathroom fitting, fencing, and more, we offer a wide range of services to meet all your construction needs. Our goal is to provide a seamless and hassle-free experience from start to finish.