Stag builders of Hertfordshire are a construction company that's well known for dealing with detailed and complex building projects in the Hertfordshire region. This builders firm has earned a good reputation for being honest, accurate, and reliable. Whether you require a single interior wall plastered, a garage conversion, home extension, or renovation of your property. Their trademark in quality is clearly seen.

Stag builders of Hertfordshire originated from a small sole proprietorship by one of its current directors Adam Kennealy. Today Adam now oversees a team of skilled builders that are carefully vetted before being employed. Since the incorporation, Stag builders of Hertfordshire has swiftly progressed from the sole proprietorship to a brand name within the building industry. The company has always maintained its quality throughout, whether building projects are small, or extremely large.

The companies hallmark is obvious in every build, the layout, the standard of finish, but mostly the thought and passion that goes into every job. With years of experience in clients homes and the backing of the National Federation of Builders behind them, they can definitely handle what's thrown at them.

This month 63% of client bookings were 

Plastering Services

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Our plastered finishes are guaranteed second to none

Hertfordshire's finest plasterers

As experienced plasterers, we pride ourselves on the quality of the work we undertake and guarantee the highest standards to both domestic and commercial customer throughout the Hertfordshire Region.


Take a look at what else we do.

We provide the highest quality in Plastering and Rendering services throughout St Albans, Radlett Harpenden, Redbourn, Bricketwood, Welwyn Garden City, Hatfield, Hemel Hempstead, Berkhamsted, Ware, Hertford, Radlett, Borehamwood, Stevenage. 


What are the different types of plastering and rendering services?


What is plastering? Its basically a coat of Plaster applied on the interior surface of walls or ceilings. Its a building material that's used for the protective or decorative coating of walls and ceilings

K Render

K Rend is a top-quality rendering product manufactured from silicone for superior water repelling results. By using an advanced silicone, the technology used to create K Rend means that a high level of water repellency is achieved on the building or wall surface being rendered. 

Sand and Cement Render

Cement rendering is the application of a premixed layer of sand and cement to brick, concrete, stone, or mud brick. It is often textured, colored, or painted after application. It is generally used on exterior walls but can be used to feature an interior wall.

Monocouche Render 

Monocouche is dry powdered render which has a coloured pigment added to the mixture as well as other aggregates.

Plastering and Rendering



Garage Conversions

Property Extensions


Property Renovation 

Primary areas we operate: Builders near me..

Bricketwood, Knebworth, Stevenage, Potters Bar, Brookmans Park, Radlett, Shenley, Wheathampstead, St Albans, Watford, Hertford, Hatfield, Welwyn, Ware, Welwyn Garden City, Harpenden, Redbourn, Codicote, London Colney, Panshanger, Marshalswick, Jersey Farm, Hitchin, Letchworth, Baldock, Hemel Hempstead.