Design Your Dream Loft Space in Just 8 Weeks

Our Full Service For Loft Conversions

Loft Conversions, Made Simple

Adding space, light, and value to your home sounds exciting, but knowing where to start can feel overwhelming. You’re not alone.

That’s where Isteni Design & Build comes in.

One Team. One Process. Zero Stress.

Our specialist loft conversion services across Bristol, Bath, Gloucester, and Newport — trusted by homeowners:

OUR FULL SERVICE FOR LOFT CONVERSIONS

Are you thinking about a loft conversion but unsure where to start? You are not alone. Many homeowners love the idea of adding space, light and value to their home, but the process can feel overwhelming.

That’s where we step in. At Isteni Design & Build, we handle everything from the initial survey and design to planning approvals, construction and final handover. You can sit back and relax while we deliver your dream space, on time and on budget.

We believe home improvements should feel exciting, not stressful. That is why we provide fixed pricing, dedicated project management and a clear timeline from day one. Our focus is on craftsmanship, communication and delivering high quality spaces that enhance modern living.

From first ideas to final handover, we take responsibility for the whole journey so you can relax while we deliver the space your home deserves.

Our Recent Projects

Why Choose Us?

We understand that a loft conversion is a big decision, both emotionally and financially. That’s why we have built our service around trust, clarity and guaranteed delivery.

Price Beat Guarantee

We believe you should always pay a fair price. If you receive a like-for-like quote from another reputable company, we will **beat it**. You get the best value with no compromise on quality.

Fixed 8-Week Completion Timeline

We promise to complete your loft conversion within **8 weeks** of starting work. With our experienced team and structured project plan, delays are minimised and timelines are respected.

Design Included

Your loft should be beautiful as well as functional. Our complimentary interior design service means you get smart layouts, efficient space planning and stylish finishes, all included in your build package.

One Team, One Contact

No juggling multiple trades or chasing updates. You will have a dedicated project manager who is your single point of contact from day one to handover.

No Hidden Costs

We believe in clarity and honesty. Your fixed price quote includes everything, no surprise extras, no last-minute charges.

Recent Reviews

How it works

We break the process down into clear, manageable steps so you know exactly what to expect.

Step 1 – Free Survey & Consultation

We start with a visit to your home at a time that suits you. Our survey is thorough and our advice is honest. During this meeting we will: * Check the suitability of your loft space * Discuss your ideas and requirements * Explore different conversion options * Provide initial guidance on budget and feasibility This is a no pressure, no obligation consultation designed to give you clarity.

Step 2 – Design & Planning

Once we understand your goals, our design team gets to work. We will: * Create interior layouts that maximise space and light * Optimise storage, bedroom spaces and bathrooms if needed * Prepare detailed drawings and structural calculations * Submit planning and building control applications We handle all the technical work so you don’t have to. Our team ensures compliance and practical design that works for you and your home.

Step 3 – Fixed Quote & Schedule

With plans in place, we provide a transparent fixed price quote along with a detailed schedule. Nothing is left open-ended. At this stage: * You receive clear pricing with no hidden items * We beat any like-for-like quote you have received * Your start date is confirmed * Your 8-week completion timeline is agreed You now have a solid plan, price and timeline giving you peace of mind.

Step 4 – Build & Management

This is where your loft starts to take shape. Our experienced in-house team will: * Manage all onsite work from start to finish * Carry out structural, roofing, electrical and plumbing work * Provide regular updates and clear communication * Maintain a clean and safe working environment Your project manager is on hand every step of the way to keep you informed and stress-free.

Step 5 – Finish & Handover

As we near completion, we focus on the details that make your loft feel like home. We will: * Carry out high quality plastering and joinery * Install flooring, lighting and fixtures * Arrange building control sign-off * Provide you with your insurance-backed guarantee At handover, you receive a beautifully finished space that’s ready to enjoy, and built to last.

How it works

We break the process down into clear, manageable steps so you know exactly what to expect.

We start with a visit to your home at a time that suits you. Our survey is thorough and our advice is honest.

During this meeting we will:

* Check the suitability of your loft space

* Discuss your ideas and requirements

* Explore different conversion options

* Provide initial guidance on budget and feasibility

This is a no pressure, no obligation consultation designed to give you clarity.

Once we understand your goals, our design team gets to work.

We will:

* Create interior layouts that maximise space and light

* Optimise storage, bedroom spaces and bathrooms if needed

* Prepare detailed drawings and structural calculations

* Submit planning and building control applications

We handle all the technical work so you don’t have to. Our team ensures compliance and practical design that works for you and your home.

With plans in place, we provide a transparent fixed price quote along with a detailed schedule. Nothing is left open-ended.

At this stage:

* You receive clear pricing with no hidden items

* We beat any like-for-like quote you have received

* Your start date is confirmed

* Your 8-week completion timeline is agreed

You now have a solid plan, price and timeline giving you peace of mind.

This is where your loft starts to take shape.

Our experienced in-house team will:

* Manage all onsite work from start to finish

* Carry out structural, roofing, electrical and plumbing work

* Provide regular updates and clear communication

* Maintain a clean and safe working environment

Your project manager is on hand every step of the way to keep you informed and stress-free.

As we near completion, we focus on the details that make your loft feel like home.

We will:

* Carry out high quality plastering and joinery

* Install flooring, lighting and fixtures

* Arrange building control sign-off

* Provide you with your insurance-backed guarantee

At handover, you receive a beautifully finished space that’s ready to enjoy, and built to last.

Get in touch with us

Contact us today to begin your loft conversion journey. Your vision, our commitment.

Get in touch with us

Contact us today to begin your loft conversion journey. Your vision, our commitment.

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