MOB 07894761012 | Email

Competitive Quotes

We offer accurate and extemely competitive quotes.

Time Served Tradesmen

We are time served and have many years experience.

Honest & Reliable

We are an honest, reliable and very friendly team.

We are ASG Developments - A fully qualified and highly skilled Architecture & Construction company based in Hertfordshire. We Provide FREE DRAWINGS as part of our construction service. 

Call free: 03332 070 499

A friendly and reliable team who work hard to maintain our reputation as one of Hertfordshire's most trustworthy building companies.

At A.S.G I understand the individual nature of home owner projects whether its a loft conversion, kitchen extension or internal space re-configuration. I understand its a major investment to you.

My flexible menu of services is ideal for all home improvement projects regardless of project size or budget. You simply pick the level of service that suits your project or budget.

My team is a combination of experienced architectural designers, project managers and quality builders, brought together under one roof to provide you with a complete solution to your property needs. 


ASG Developments have been providing the people of Hertfordshire with a wide range of customer focused building services for many years!

A.S.G was started by Amarjeet Gill who, with nearly 15 years experience of working on Large domestic New build projects, felt the time had come to address the concerns of home owners who often expressed frustration over the lack of clarity and control in the traditional approach of employing an Architect then looking for a Builder. Following on from his research and a years trial of the system, he had created a new way of working on such projects. DESIGN AND BUILD.

That was a few years ago. Today, A.S.G is bringing the services of high quality Designers and Builders to more and more people in a unique format that is cost effective and user friendly. At last homeowners are able to access the invaluable services in a way that gives the homeowner control over costs and level of service.

Whether you are looking to create an extension, convert your loft or re-configure your internal space, A.S.G can help guide you through the process. To find out more about our services and how we can help you please visit our services area or call for a visit.

Call free on 03332 070 499

"Our customers are very important to us. We show true dedication to meeting their exact needs, and this is what keeps them returning to us for building work time and time again."

ASG Devlopments Our Office Location

We are located in Hatfield, and cover the wider area. For more information, contact us on 07894761012 and we will gladly answer any questions you may have.


14 Old Rectory Drive


AL10 8AF

Phone - 03332 070499

Mobile - 07894761012

Email -


of our customers recommend us to friends and family


of our work comes from repeat customers


is the amount of effort we put into each job

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building work

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ASG Devlopments -

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