Federation of Master Builders Guild of Master Craftsmen Over 24 Years Experience

S.T Contracts Ltd - Experienced Home Improvement Specialists

We specialise in home improvements, renovations, and extensions, handling projects big and small with reliable, skilled, and qualified craftsmen.

Get a Free Quote 07778 807557
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Our Building Services

At S.T Contracts Ltd, we offer reliable building services to improve your home, handling every stage of your project, from small repairs to full-scale renovations and extensions.

Carpentry and Joinery Watford

Carpentry and Joinery

Quality craftsmanship for bespoke timber work. From fitted furniture to structural carpentry.

  • Fitted wardrobes and cabinets
  • Staircases and handrails
  • Door hanging and skirting
  • Structural roof carpentry
  • Traditional and modern techniques
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Education and Public Sector Builders Hertfordshire

Education and Public Sectors

Building services for schools, colleges, universities, nurseries and hospitals with full compliance.

  • Enhanced DBS checked team
  • Flexible scheduling around operations
  • Extensions and refurbishments
  • Healthcare and nursery fit-outs
  • Full regulatory compliance
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Garage Conversions St Albans

Garage Conversions

Turn unused space into a room you'll actually use. A quick, affordable way to add value to your home.

  • Cheaper than building an extension
  • Adds value to your property
  • Full insulation and damp proofing
  • All electrics and heating sorted
  • Completed in 2-3 weeks
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Garden Rooms St Albans

Garden Rooms

Create your perfect space without moving house. Ideal for home offices, gyms or extra living areas.

  • Built to your exact needs
  • Fully insulated for year-round use
  • Electrics and plumbing
  • Usually no planning permission needed
  • Completed in 4-6 weeks
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House Extensions St Albans

House Extensions

More space for your growing family. We design extensions that blend perfectly with your existing home.

  • Single or double storey options
  • Free 3D design to see it first
  • We handle all planning for you
  • Matches your home's character
  • Building regs fully managed
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Loft Conversions St Albans

Loft Conversions

Use the space you already have. Perfect for an extra bedroom, bathroom or home office.

  • Adds significant home value
  • Dormer, Velux and hip-to-gable options
  • En-suite bathrooms available
  • Often no planning needed
  • Minimal disruption to daily life
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Renovations St Albans

Renovations

Breathe new life into your property. From single rooms to complete house makeovers.

  • Kitchens and bathrooms
  • Full house refurbishments
  • All trades under one roof
  • Clear timeline and budget
  • Minimal mess and hassle
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Trusted Builders Since 2009

We're a family-run team based in Watford, serving St Albans and Hertfordshire. With 24+ years of combined experience, our qualified craftsmen specialise in home improvements, renovations, and extensions.

  • Members of the Federation of Master Builders & Guild of Master Craftsmen
  • In-house team for most trades, with certified electrical and gas specialists
  • SMSTS site management and First Aid trained staff
  • All staff DBS checked and CSCS certified
  • Fully insured with public and employer liability cover
  • Clear contracts and transparent pricing for every project
S.T. Contracts extension project.

Home extension adding small cinema room.

Bifold doors.

Bifold doors.

Why Choose Us

We know the local area, the property styles and what the planners want. You get a dedicated team from start to finish — no surprises.

  • Free 3D designs so you can see it before we build it
  • Full snagging walkthrough - we fix every detail
  • Six-month guarantee on all workmanship
  • Written contracts before any work starts
  • Same team on your project from day one

Popular Services

Our most requested projects. Free quotes available.

Loft Conversions St Albans

Loft Conversions

Extra bedroom or office using the space you already have. Adds real value to your home.

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House Extensions St Albans

House Extensions

More space for your family. Single or double storey, designed to match your home.

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Garage Conversions St Albans

Garage Conversions

Turn unused space into a room you'll use every day. Quick and affordable.

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Areas We Cover

We work within 25 miles of Watford, covering St Albans, Radlett, Bushey, Rickmansworth, Hemel Hempstead and across Hertfordshire.

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07778 807557
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