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Expert Building
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You have found your local Welwyn, Hatfield and Hertford contractor direct from the FMB. With over 8,000 builder contractors, NJG Building Solutions uses the FMB like a personal family.

Design and Planner
Estimator and Surveyor
Project Managment and Builder

3 in 1 services, why look anywhere else?

We deliver a special software package with live prices, so there are no surprises.

Building Services in Hertford
| Property Extensions and More in Welwyn Hatfield, Hertfordshire and Essex

Architect – Online Estimator – Builder

3 in 1 service, why look anywhere else?

We deliver a special software package with live prices, so there are no surprises.

Welcome to NJG Building Solutions. Our company specialises in completing property extensions, groundwork services, new builds and property renovations. We provide a wide range of building services to local domestic customers in Hertford, Welwyn Garden City, Hatfield and the surrounding areas.

Our experts are happy for prospective customers to contact us with any questions about the work we undertake.

If you have an architect drawing and you’re struggling to understand how it will look, we at NJG Building Solutions turn your plans into 3D walkthroughs. Our design studio brings real value to your vision. Contact us to send your drawings, or better still, book us in for a site visit to consult, measure and bring the project to life.


About Us

Combined with our in-house team, we have over 25 years of experience. We pride ourselves on maintaining exceptionally high standards of practice and delivering quality workmanship on every build.

We are part of the Trustmark government secure backed scheme and are members of the Federation of Master Builders. This means that we are verified, trusted and can provide 2-year guarantees through both organisations.

We also offer a further 10-year warranty package.

Guaranteed Workmanship

We provide clients with workmanship guarantees and can offer extended warranties through our FMB and TrustMark memberships.


Problems Solved For Customers

We can solve a number of problems for our customers in and around the Hertford, Welwyn Hatfield and Hertfordshire areas. Our solutions cover all of the building services we provide for domestic homeowners including property extensions, new builds, property renovations and groundwork services. The problems that we can solve include:

To further aid projects, we offer online estimates and provide services as a surveyor.

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Full-Service Company

As part of our consultancy to construction package, we work closely with you to meet your needs. Our experts manage all aspects of projects, from the planning portal and working with local authorities to the final finishes.

Our designers use Computer Aided Design (CAD) software for 3D modelling and 2D drawings, which are passed on for application purposes. Our team also sends these designs to structural engineers for exact specifications, calculations and confirmation.

We are your liaison with building control authorities and can guide you through the process. We provide project timelines, clean and clear contracts specialists and payment schedules.

Our company operates above the competition by setting a new standard in construction. Book a friendly consultation for your next remodelling or property extension project in or around Hertford and Welwyn Hatfield. We deliver exceptional services when managing new builds, property renovations, groundwork services and all other building services..

Get in touch, and let us help you.

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For building services including property extensions and new builds in Hertford, Welwyn Hatfield and the surrounding areas, please call NJG Building Solutions on
07515 828 916 today.
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NJG Building Solutions is a proud member of the Federation of Master Builders (FMB). All FMB members must:

1. Meet strict qualifying criteria.
2. Commit to a stringent Code of Conduct.
3. Have a minimum 12-month trading history, public liability insurance and be subject to a strict vetting process.

NJG Building Solutions can offer you a contract on your work and a warranty from FMB Insurance Services, assuring you of a better building experience.