Make Your Randalstown Neighbors Jealous with a New Loft

Building Group is Randalstown's premier loft conversion company. We combine architectural expertise with master craftsmanship to deliver superior results.

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10-Year Warranty On all Structure
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Fully Insured £5m Public Liability
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Why Choose Loft Conversion in Randalstown?

Transform your Randalstown property without moving. Add space and value with our expert loft conversion service.

Increase Randalstown Property Value

Add up to 20% to your Randalstown property value with a professional loft conversion.

Stay in Randalstown

No need to leave Randalstown. Get the space you need in your current home.

Quick Randalstown Installation

Most Randalstown loft conversions completed in 4-6 weeks with minimal disruption.

Extra Randalstown Living Space

Create bedrooms, offices, or playrooms perfect for Randalstown family living.

Expert Randalstown Loft Conversion Specialists

Transform your Randalstown property's unused loft space into beautiful, functional living areas with our professional loft conversion services. Whether you need an extra bedroom, home office, or playroom in Randalstown, we create bespoke solutions tailored to your lifestyle.

Our experienced Randalstown team handles every aspect of your loft conversion project. From initial design and planning permission through to final decoration, we ensure your Randalstown conversion maximizes space, natural light, and property value.

  • Dormer loft conversions in Randalstown
  • Hip-to-gable conversions for Randalstown homes
  • Mansard loft conversions in Randalstown
  • Velux window installations across Randalstown
  • En-suite bathrooms for Randalstown lofts
  • Randalstown planning permission support
Randalstown loft conversion specialist at work

Randalstown Loft Specialists

CITB Certified • Randalstown Planning • Building Regulations

Types of Loft Conversions in Randalstown

Choose the perfect conversion type for your Randalstown property to maximize space and value

Velux Loft Conversion in Randalstown

Velux Loft Conversion Randalstown

The most cost-effective option for Randalstown properties using roof windows for natural light. Perfect for Randalstown homes with adequate headroom.

  • Most affordable in Randalstown
  • Minimal structural work
  • No Randalstown planning permission usually
  • Natural light throughout
Dormer Loft Conversion in Randalstown

Dormer Loft Conversion Randalstown

Add valuable floor space and headroom to your Randalstown property with single or multiple dormers. Popular choice in Randalstown for space optimization.

  • Maximum Randalstown space gain
  • Improved headroom
  • Additional windows
  • Cost-effective for Randalstown
Hip-to-Gable Conversion in Randalstown

Hip-to-Gable Conversion Randalstown

Transform sloping hip roofs into vertical gable walls in your Randalstown home, significantly increasing usable floor space. Ideal for Randalstown semi-detached properties.

  • Substantial Randalstown space increase
  • Improved room proportions
  • Better natural light
  • Enhanced Randalstown property value
Mansard Loft Conversion in Randalstown

Mansard Loft Conversion Randalstown

The premium option for Randalstown properties creating maximum space with near-vertical walls. Perfect for period properties in Randalstown.

  • Maximum Randalstown floor space
  • Multiple rooms possible
  • Period Randalstown property suitable
  • Highest value addition

Randalstown Loft Conversion Requirements

Your Randalstown property needs minimum 2.3m headroom at the highest point and sufficient floor area for conversion. Our Randalstown specialists provide free assessments to determine if your loft is suitable and advise on the best conversion type for your Randalstown property and budget. Most Randalstown conversions fall under permitted development rights, but we handle all planning and building regulations applications where required.

Randalstown Planning & Regulations Guide

Permitted Development in Randalstown

Most terraced and semi-detached homes in Randalstown have a 40-50 cubic meter allowance for roof extensions without full planning permission. We handle all Lawful Development Certificate applications for you.

Randalstown Building Control

Every conversion we build is inspected by approved inspectors to ensure compliance with Part B (Fire Safety) and Part L (Insulation) of the building regulations specific to Randalstown housing stock.

Party Wall Agreements

Living in a terraced or semi-detached house in Randalstown? We manage the Party Wall Notice process with your neighbors to ensure works can start on time.

Complete Randalstown Loft Conversion Services

Free Randalstown Loft Assessment

Comprehensive evaluation of your Randalstown loft space, structural assessment, and advice on the best conversion type for your property.

Randalstown Design & Planning

Architectural drawings, 3D visualizations, and planning permission applications for Randalstown properties. We handle all regulatory approvals.

Randalstown Structural Work

Steel beam installation, floor strengthening, and staircase construction by qualified Randalstown engineers.

Randalstown Windows & Dormers

Velux roof windows, dormer construction, and window installations to maximize natural light in Randalstown homes.

Randalstown En-Suite Bathrooms

Complete bathroom installations including plumbing, electrical work, and luxury fixtures in your Randalstown loft.

Randalstown Interior Finishing

Plastering, decorating, flooring, and interior design services to create beautiful Randalstown living spaces.

Our Randalstown Loft Conversion Process

Randalstown Planning & Design Phase

  • Free Randalstown Survey: Comprehensive assessment of your loft space
  • Design Development: Architectural drawings for Randalstown properties
  • Randalstown Planning Applications: Local authority submissions where required
  • Structural Calculations: Engineering assessments for Randalstown building control
  • Fixed Price Quote: Detailed Randalstown pricing with full breakdown

Randalstown Construction Phase

  • Project Management: Dedicated Randalstown project manager
  • Structural Work: Steel beams and strengthening in Randalstown
  • Roofing & Windows: Dormer construction for Randalstown homes
  • Services Installation: Randalstown certified electrical and plumbing
  • Interior Finishing: Quality finishing to Randalstown standards

Free Randalstown Survey

Professional space assessment

Randalstown Design & Planning

Architectural drawings and approvals

Expert Randalstown Construction

Professional loft specialists

Loft Conversions Across Randalstown

Randalstown City Centre

Professional loft conversions throughout Randalstown city centre, including period properties, modern homes, and conservation areas requiring specialist Randalstown planning expertise.

Randalstown Suburbs

Expert loft conversion services across all Randalstown suburban areas. Specializing in semi-detached, detached, and terraced properties throughout Randalstown.

Randalstown Period Properties

Specialist conversions for Randalstown's Victorian, Edwardian, and period properties. Sympathetic designs maintaining character while maximizing space.

Randalstown Conservation Areas

Expert handling of Randalstown conservation area requirements. We navigate planning restrictions and create beautiful conversions that comply with local regulations.

Randalstown Loft Conversion Statistics

500+

Randalstown Loft Conversions Completed

4.9/5

Average Randalstown Customer Rating

15+

Years Serving Randalstown

100%

Randalstown Building Control Approved

Why Choose Building Group for Randalstown Loft Conversions?

Local Randalstown Expertise

With over 15 years of experience in Randalstown, we understand local planning requirements, building regulations, and architectural styles. Our Randalstown team delivers exceptional loft conversions that enhance your property value.

Randalstown Quality Guarantee

  • Randalstown Planning Experts: We handle all local authority requirements
  • Local Randalstown Team: All work by trusted local professionals
  • 10-Year Guarantee: Full warranty on all Randalstown conversions
  • Fixed Randalstown Pricing: No hidden costs or surprises
  • Insurance: Fully insured for Randalstown projects

Randalstown Service Areas

  • Randalstown City Centre
  • North Randalstown
  • South Randalstown
  • East Randalstown
  • West Randalstown

Recent Randalstown Loft Conversion Projects

Hip to Gable Loft Conversion in Randalstown

Victorian Terrace - Randalstown

Hip-to-gable conversion creating master bedroom with ensuite in a Victorian Randalstown terrace. Added 30sqm of living space.

Project Value: £48,000

Dormer Loft Conversion in Randalstown

Modern Semi - Randalstown

Dormer loft conversion in modern Randalstown semi-detached. Created two bedrooms and bathroom for growing family.

Project Value: £42,000

Mansard Loft Conversion in Randalstown

Period Property - Randalstown

Mansard conversion in Randalstown conservation area. Luxury master suite with dressing room and ensuite.

Project Value: £65,000

What Randalstown Homeowners Say

★★★★★

"We were worried about the disruption, but the team at Building Group were incredibly considerate of our home in Randalstown."

- David Wilson, Randalstown

★★★★★

"My husband is finally out of the living room and into his new man-cave! Thank you Building Group for saving my sanity in Randalstown!"

- Paul Roberts, Randalstown

★★★★★

"We went from 'cramped' to 'camped out in luxury'. Our new loft bedroom is the best room in our Randalstown house."

- Richard Harris, Randalstown

Randalstown Loft Conversion Pricing Guide

Randalstown Loft Conversion Costs

Loft conversion costs in Randalstown vary based on type, size, and specifications. Typical Randalstown prices: Velux conversions £20,000-£30,000, Dormer conversions £35,000-£45,000, Hip-to-gable £40,000-£55,000, Mansard conversions £45,000-£65,000. All Randalstown quotes include structural work, insulation, electrics, plastering, and building control fees. Contact us for a free Randalstown survey and detailed quote.

Estimated Investment for Randalstown Lofts

A transparent guide to typical conversion costs in the Randalstown area (2025 Estimates)

Conversion Type Suitability Timeframe Price Range
Velux (Roof Light) Existing headroom > 2.3m 4-6 Weeks £20k - £30k
Dormer (Rear) Semis & Terraces 6-8 Weeks £35k - £50k
Hip-to-Gable End-terrace & Semi-detached 8-10 Weeks £45k - £60k
Mansard Period Properties / London Styles 10-12 Weeks £50k - £75k+

*Prices are indicative for Randalstown properties and subject to survey.

Meet Your Randalstown Project Lead

Senior Loft Consultant for Randalstown

Mathew Oneill

Senior Structural Specialist

"I oversee all loft conversions in the Randalstown area. My job is to ensure your project meets local building regulations while maximizing every inch of space. I'm happy to visit your property for a preliminary structural assessment."

  • 20+ Years Exp.
  • CIOB Member

See What's Possible with Your Randalstown Attic

Need a new bedroom or office? Get a fast, free estimate for your Randalstown property from Building Group.

Book Free Randalstown Loft Survey