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        Professional builders serving 

 Bedfordshire, Hertfordshire, Buckinghamshire, and Northamptonshire   

At SEG Building and Developments  we take pride in  the quality, quick, and on budget completion of our projects. we offer a tailor-made package to suit your building improvement needs. Call us today to discuss your requirements.   


Home Extensions


Choose SEG Building & Developments for high-quality extensions and conversions. We undertake both domestic and commercial projects.

Why choose SEG Building & Developments?

  • On Budget & on completion

  • Quality workmanship

  • Well-established business

  • A wide range of services

  • Competitive prices

  • The highest standards

Stylish Kitchen & 



At SEG Building & Developments we also offer kitchen and bathroom installation and upgrade services. We offer quality services and make sure all your requirements are met. 

Building Services


You can also come to us for new builds and home renovation services. All our services are competitively priced and come with a complete guarantee. 



bout Digger Developments Ltd

About SEG Building & Developments

With over 15 years of experience in the industry, SEG Buildings & Developments provides a wide range of building services including (but not limited to) Home Extensions, Home Renovations, Garage conversions, Guttering and much more. We serve domestic and commercial customers in the Bedfordshire, Hertfordshire, and Buckinghamshire area. If you want to create additional living space in your home but need advice on how best to utilise the available space, we can help. We will deliver the best possible solution to meet your requirements and budget. Contact our friendly staff for expert advice. 

Contact our builders at SEG Developments on