BUILDING & LANDSCAPING SERVICES
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BUILDING & LANDSCAPING SERVICES
  • Home
  • Services
  • Gallery
  • Landscaping Services
  • Damp protection
  • About us
  • Contact Us
  • Testimonials

BUILDING SERVICES HERTS / BEDS & BUCKS

Outdoor patio with wooden pergola and wicker furniture on stone tiles.

Welcome to BSA Construction Ltd

Trusted Builders in Watford and Hertfordshire – Over 30 Years of Experience

At BSA Construction Ltd, we are proud to be one of the leading construction companies in Watford, providing high-quality building services across Hertfordshire and the surrounding areas.

As a family-run business with over 30 years of experience, we specialise in all aspects of brickwork, extensions, refurbishments, and general construction. Our skilled team combines traditional craftsmanship with modern building techniques to deliver reliable results you can trust.

Whether you’re restoring period brickwork, adding a new home extension, or undertaking a complete property renovation, we ensure every project is completed to the highest standard — on time, within budget, and with minimal disruption.

We proudly serve Watford, Harrow, Croxley Green, Pinner, Northwood, Moor Park, and all surrounding areas across Hertfordshire and North London.

Our Building Services Include:

  • Home extensions and renovations
  • Brickwork restoration and repointing
  • New builds and structural work
  • Commercial construction projects
  • General building and property maintenance

At BSA Construction Ltd, we’ve built our reputation on quality workmanship, honest communication, and competitive pricing. From residential developments to commercial builds, our Watford builders are committed to bringing your vision to life with precision and care.

📞 Contact BSA Construction Ltd today for a free, qoute.


DRIVEWAYS & PATIOS

Wet slate patio tiles reflecting greenery and a brick house.

DRIVEWAY & PATIOS

Driveway Installation in Watford & Across Hertfordshire

At BSA Construction Ltd, we provide professional driveway installation in Watford and throughout Hertfordshire, delivering durable, attractive driveways that enhance your home’s kerb appeal and value. Our experienced team specialises in block paving, resin-bound and gravel driveways, offering tailored designs to suit every property style and budget.

With over 30 years of experience in the construction industry, BSA Construction Ltd is known for high-quality workmanship, reliable service and long-lasting results. Whether you’re replacing an old driveway or creating a brand-new one, we’ll ensure it’s built to the highest standards.

Expert Driveway Contractors in Watford

Our skilled driveway contractors in Watford handle every aspect of installation — from ground preparation and drainage to edging and finishing. We use premium materials and proven techniques to ensure your new driveway is strong, smooth and built to last.

We work with homeowners, landlords and commercial clients across Watford, St Albans, Rickmansworth, Bushey, Hemel Hempstead, and all surrounding areas of Hertfordshire.

Our Driveway Options

Block Paving Driveways

We design and install block paving driveways in Watford and Hertfordshire using high-quality paving blocks in a wide range of patterns, colours and finishes. Block paving offers excellent strength, easy maintenance, and a timeless appearance that complements any home.

Resin-Bound Driveways

Our resin driveways in Watford provide a smooth, modern look with excellent drainage and weather resistance. Available in many colours and aggregate blends, resin-bound driveways are perfect for homeowners seeking a contemporary, low-maintenance solution.

Gravel Driveways

For a natural, cost-effective driveway surface, we install gravel driveways across Hertfordshire using durable, well-graded aggregates. Gravel offers great drainage, a rustic charm, and flexibility to suit all property types.

Driveway Repairs & Replacements

If your existing driveway is cracked, uneven or worn, our driveway repair and replacement services in Watford can restore it to like-new condition. We offer resurfacing, relaying and full replacements to improve both appearance and safety.

Why Choose BSA Construction Ltd?

  • Local, trusted driveway installers in Watford
  • Over 20 years of construction and groundwork experience
  • Fully insured and qualified team
  • Competitive prices with clear, honest quotes
  • Attention to detail and customer satisfaction guaranteed

We take pride in every project, using only quality materials to ensure your driveway is durable, functional and visually impressive.

Driveway Installation & Repairs in Hertfordshire

From Watford to St Albans, Hemel Hempstead, Rickmansworth, and Bushey, BSA Construction Ltd provides expert driveway design, installation and repair services. No job is too big or small — we handle everything from small domestic driveways to large commercial projects.

Get Your Free Driveway Quote Today

Ready to upgrade your property with a beautiful, long-lasting driveway?

Contact BSA Construction Ltd today for a free, no-obligation quote.

📞 Call us on 07951 511263

💬 Or fill out our online contact form — and we’ll get back to you promptly.

GARDEN OFFICE / GYMS

Modern wooden garden room with large glass doors and outdoor seating.

Garden Office

🌿 Garden Offices in Watford & Hertfordshire

Expertly Built by BSA Construction Ltd

A garden office or garden room is a stylish and practical way to add extra living space to your home — without the need for an extension. Whether you’re creating a dedicated workspace, a home gym, or a relaxing retreat, a well-designed garden room offers comfort, flexibility, and value right on your doorstep.

At BSA Construction Ltd, we design and build bespoke garden offices in Watford and across Hertfordshire, tailored to your needs and built to the highest standards.

🏡 Can You Build a Garden Office Without Planning Permission?

In many cases, yes — you can build a garden office without planning permission. Most garden rooms fall under permitted development rights, provided certain conditions are met.

To comply with permitted development rules, your garden office must:

  • Be no higher than 2.5 metres if located within 2 metres of a boundary
  • Not cover more than 50% of the total area of land around your house
  • Be situated to the side or rear of your property (not in front)

These rules apply to most homes. However, if your property is listed, in a conservation area, or in an Area of Outstanding Natural Beauty (AONB), planning permission may still be required. Always check with your local planning authority before starting your project.

🔧 What to Consider Before Building

Even if planning permission isn’t needed, your garden office may still need to comply with building regulations, especially if it includes:

  • Electrical installations
  • Plumbing or water supply
  • Heating and insulation for year-round use

At BSA Construction Ltd, we manage every stage of your project — from initial design and planning to full construction — ensuring your garden office is compliant, energy-efficient, and beautifully finished.

⭐ Why Choose BSA Construction Ltd?

✔ Over 30 years’ experience in residential and commercial construction

✔ Based in Watford, serving Hertfordshire, Harrow, Croxley Green, Pinner, Northwood, and Moor Park

✔ Specialists in garden rooms, extensions, brickwork, and general building services

✔ Family-run business known for honest pricing, quality workmanship, and reliable service

We pride ourselves on delivering exceptional results that enhance your home and lifestyle — all while keeping your project on time and within budget.

🚀 Start Your Garden Office Project Today

Thinking about adding a garden office, studio, or gym to your property in Watford or Hertfordshire?

Let’s make it happen.

📞 Contact BSA Construction Ltd today for expert advice or a free, no-obligation quote.

Transform your outdoor space into a beautiful, functional garden room — designed for comfort, built to last.We specialize in building residential properties 🌿 Garden Offices in Watford & Hertfordshire

Expertly Designed & Built by BSA Construction Ltd

A garden office or garden room is a stylish and practical way to add extra living space to your home — without the need for an extension. Whether you’re creating a dedicated workspace, a home gym, or a relaxing retreat, a well-designed garden room offers comfort, flexibility, and value right on your doorstep.

At BSA Construction Ltd, we design and build bespoke garden offices in Watford and across Hertfordshire, tailored to your needs and built to the highest standards.

🏡 Can You Build a Garden Office Without Planning Permission?

In many cases, yes — you can build a garden office without planning permission. Most garden rooms fall under permitted development rights, provided certain conditions are met.

To comply with permitted development rules, your garden office must:

  • Be no higher than 2.5 metres if located within 2 metres of a boundary
  • Not cover more than 50% of the total area of land around your house
  • Be situated to the side or rear of your property (not in front)

These rules apply to most homes. However, if your property is listed, in a conservation area, or in an Area of Outstanding Natural Beauty (AONB), planning permission may still be required. Always check with your local planning authority before starting your project.

🔧 What to Consider Before Building

Even if planning permission isn’t needed, your garden office may still need to comply with building regulations, especially if it includes:

  • Electrical installations
  • Plumbing or water supply
  • Heating and insulation for year-round use

At BSA Construction Ltd, we manage every stage of your project — from initial design and planning to full construction — ensuring your garden office is compliant, energy-efficient, and beautifully finished.

⭐ Why Choose BSA Construction Ltd?

✔ Over 30 years’ experience in residential and commercial construction

✔ Based in Watford, serving Hertfordshire, Harrow, Croxley Green, Pinner, Northwood, and Moor Park

✔ Specialists in garden rooms, extensions, brickwork, and general building services

✔ Family-run business known for honest pricing, quality workmanship, and reliable service

We pride ourselves on delivering exceptional results that enhance your home and lifestyle — all while keeping your project on time and within budget.

🚀 Start Your Garden Office Project Today

Thinking about adding a garden office, studio, or gym to your property in Watford or Hertfordshire?

Let’s make it happen.

📞 Contact BSA Construction Ltd today for expert advice or a free, no-obligation quote.

Transform your outdoor space into a beautiful, functional garden room — designed for comfort, built to last.tailored to our clients' needs. Our team of experts works with you to create the perfect home for you and your family. From custom designs to energy-efficient features, we have you covered.

STRUCTURAL ALTERATIONS

House under renovation with exposed beams and scaffolding.

Structural Alterations in Watford & Hertfordshire

At BSA Construction Ltd, we specialise in structural alterations for both residential and commercial properties across Watford and Hertfordshire. Our experienced team of skilled tradesmen and engineers deliver safe, precise and fully compliant structural modification works — from the installation of steel supports to the formation of new openings.

Whether you’re undertaking a refurbishment, extension, or conversion project, we provide a complete structural service that integrates seamlessly with your overall construction programme, helping you save time and cost.

⸻

Professional Structural Alteration Services

Our comprehensive range of structural alteration services includes:

• Design, management and installation of temporary support works

Ensuring the stability of existing structures throughout the alteration process with carefully designed and implemented support systems.

• Design, fabrication and installation of structural steels

Installation of RSJs, trimmer steels, lintels, padstones and structural piers to support new openings in walls, floors and slabs.

• Diamond drilling, sawing, bursting and crunching of concrete

Precision cutting and controlled removal of structural concrete to form new openings and modifications safely and efficiently.

• Demolition of structural walls and slabs

Hand and mechanical demolition methods, including remote-controlled machinery, for safe removal of load-bearing elements and preparation for new structural works.

⸻

Why Choose BSA Construction Ltd?

• Extensive experience in structural alterations and refurbishment projects

• Qualified team specialising in steel installation and concrete modification

• Full design and management service for all temporary and permanent works

• Safe, compliant, and efficient methods to meet structural and building regulations

• Competitive pricing and excellent project coordination

We work closely with structural engineers, architects, and building control officers to ensure every project is executed to the highest professional standard.

⸻

Trusted Structural Contractors in Hertfordshire

Our team has successfully completed structural alteration projects throughout Watford, St Albans, Rickmansworth, Hemel Hempstead, and across Hertfordshire. From small domestic alterations to large-scale commercial refurbishments, we provide reliable, professional support at every stage.

⸻

Contact Us for a Structural Alteration Quote

If you’re planning a refurbishment, extension, or conversion that involves structural changes, get in touch with BSA Construction Ltd today.

📞 Call us on 07951 511263

💬 Or complete our online enquiry form for a free, no-obligation quote.

We’ll be happy to discuss your project and provide expert advice on the safest, most cost-effective approach to your structural works.

Interior Renovations

From minor upgrades to major overhauls, our BSA CONSTRUCTION LTD team can help you transform the interior of your building. We specialize in creating functional and attractive spaces that meet your needs and style. Whether you need a new layout, updated finishes, or added features, we can help.

Structural Repairs

Our team can help you with all types of structural repairs, including foundation repairs, roof repairs, and wall repairs. We use advanced techniques and high-quality materials to ensure your building is safe and structurally sound.

Energy Efficiency Upgrades

Upgrade your building to be more energy-efficient and save money on utility bills. Our team can install new insulation, upgrade windows, and install energy-efficient appliances and lighting. We can help you identify areas where you can save the most energy and money.

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BSA Construction Ltd

76 Ashburnham Drive South Oxhey Watford

07951 511263

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