1 July 2026  ·  5 min read  ·  The Process

What does interior design in the UK actually look like in practice?

Interior design in the UK spans residential apartments, dental surgeries, hair salons, and estate agencies. Understanding how studios approach each is essential before commissioning work.

The distinction between residential and commercial design

Residential and commercial interior design share core principles—space planning, material selection, lighting strategy—but the constraints and outcomes differ sharply. A residential project like the London Embankment Apartment centres on the inhabitant’s daily life: how morning light enters the bedroom, where to place seating for conversation, the durability of finishes underfoot. A commercial space like Beaulieu Dental Practice must serve both function and psychological comfort; patients arrive anxious, and the interior must communicate competence and calm through colour, proportion, and materiality.

Commercial projects often carry additional regulatory requirements. Fruittii Hair Salon, for instance, needed to accommodate both client expectations and practical workflow—washing stations, styling chairs, storage—whilst maintaining visual coherence. The designer’s role is to solve these constraints invisibly, so the space feels inevitable rather than compromised. Keystones Estate Agent required a different set of priorities: an environment where prospective buyers feel at ease, where properties are displayed fairly, and where staff can work efficiently. Each typology demands its own logic.

How studios approach the Discovery phase

The first stage—Discovery—determines the entire trajectory of a project. A studio will spend time understanding not what the client thinks they want, but what the space must actually do. In residential work, this means understanding how the household moves through rooms, which activities matter most, what natural light the space receives, and how the interior will age. In commercial settings, Discovery involves observing how staff and visitors use the space, where bottlenecks occur, and what the business’s core values are.

During Discovery, a competent studio asks questions that seem obvious in retrospect but are easily overlooked. Does the dental practice need a calming reception, or does it need to move patients efficiently? Does the salon need to project luxury, or approachability? Does the apartment need to function for entertaining, or is it primarily a personal refuge? These questions shape every decision that follows. The Discovery phase typically results in a detailed brief that becomes the true foundation of the work—not Pinterest boards or mood boards, but a document that articulates constraints, opportunities, and priorities.

From Concept through Concept, Design & Specification

Once Discovery is complete, the studio moves into Concept, Design & Specification. This is where spatial ideas are tested—often through floor plans and 3D visualisation—before a single material is selected. The Concept phase asks: is this layout workable? Does it address the brief? Does it feel coherent? Only once the spatial strategy is sound does detailed Concept, Design & Specification begin: the selection of paint colours, flooring, joinery, lighting fixtures, and soft furnishings.

Specification is often the least visible but most critical phase. A studio must understand the durability of materials in their context. In Tone at Canary Wharf, a commercial space with high footfall, material choices had to balance aesthetic intention with practical longevity. In a residential kitchen or bathroom, finishes must withstand moisture and daily wear without becoming shabby. Specification also means producing detailed drawings and schedules that contractors can follow without ambiguity. Poor specification leads to site surprises, cost overruns, and interiors that deteriorate rapidly. Strong specification is invisible—the space simply works as intended, year after year.

Commission and Reveal: bringing the design to reality

The Commission phase is when approved designs are handed to contractors, joiners, decorators, and suppliers. A studio’s role shifts from design to site management. Regular visits, progress photography, and swift decision-making on unforeseen issues keep the project aligned with the original intent. The Witham Project and London Embankment Apartment both required careful coordination between multiple trades. A studio that prepares detailed specifications and communicates clearly with contractors prevents most problems before they arise.

The Reveal—project completion—is often anticlimactic if the preceding work has been thorough. The space simply functions as designed. There are no emergencies, no last-minute scrambles, no materials that have aged poorly within weeks. A well-executed interior design project proves itself through use: the dental practice where patients feel less anxious, the salon where staff can move efficiently, the apartment where morning light falls exactly where it was intended to. The true measure of UK interior design is not the photograph or the designer’s reputation, but the quiet competence of the finished space.

What to expect when commissioning a studio

A reputable interior design studio will be transparent about timeline, process, and communication. You should expect detailed Discovery conversations before any sketches are drawn. You should expect multiple rounds of Concept refinement—spatial ideas rarely arrive fully formed. You should expect detailed specification documents that account for your space’s specific conditions: the orientation of windows, the quality of existing walls, the type of footfall a commercial space receives.

The studio should be able to show you completed projects—not just rendered images, but photographs of finished spaces in use. These reveal whether the designer understands how light actually behaves, whether finishes have held up, whether the space functions as promised. Ask about projects similar to yours in scale and typology. A studio experienced with dental practices will understand the constraints of that environment. A studio experienced with London apartments will know how to maximise light in compact spaces. Process transparency—understanding Discovery, Concept, Design & Specification, Commission, and Reveal—is a reliable indicator of professional maturity.

The permanence of restraint

Interior design in the UK, at its best, is not about trends or statements. It is about creating spaces that serve their purpose so well that they feel inevitable. A colour palette that was chosen for its relationship to light, not because it was fashionable, will feel right for years. Joinery designed to fit a specific space, with proportions derived from the room’s dimensions, will never feel temporary. Materials selected for durability and patina—not novelty—improve with age.

This is what distinguishes genuine interior design from decoration. Decoration follows trends and requires periodic refreshing. Design creates spaces that improve through use and time. When you commission a studio, you are choosing between someone who will help you create something permanent and someone who will provide a momentary aesthetic fix. The projects that endure—Beaulieu Dental Practice, the London Embankment Apartment, Keystones Estate Agent—share a quality of restraint and clarity. Nothing is shouting for attention. Everything is solving a problem. That is interior design in the UK at its most competent.

All articles

Common questions

How long does an interior design project typically take?

Timeline depends on project scope. Discovery can take 2–4 weeks. Concept, Design & Specification typically spans 8–12 weeks. Commission (construction or installation) varies widely—a residential apartment might take 3–6 months, whilst a commercial refresh could take 6–12 weeks. Your studio should provide a realistic schedule during the Discovery phase.

What’s the difference between an interior designer and an interior decorator?

Decorators select and arrange furnishings and finishes within an existing space. Designers reshape spatial organisation, plan lighting and acoustics, specify structural changes, and integrate all elements into a coherent strategy. Both have value, but they serve different purposes. If your brief requires spatial reconfiguration or a fundamental rethink of how the space works, you need a designer.

How much input should I have during the design process?

Your input is essential during Discovery—the studio must understand your needs, preferences, and constraints. During Concept, Design & Specification, trust the studio’s expertise; this is where their experience matters most. During Commission, your role is mainly to approve progress and flag issues. A studio that seeks your sign-off at every micro-decision either lacks confidence or is avoiding responsibility for the outcome.

Should I choose a studio based on their portfolio or their process?

Both matter, but process is more predictive of success. A strong portfolio shows what a studio can do; a transparent process shows how reliably they will do it. Ask about their Discovery phase, how they handle changes, and how they manage the relationship between design and budget. Portfolio proves capability; process proves professionalism.

Begin a Discovery

The first stage of every Tone Commission. A structured first meeting where we walk your brief and decide together whether this is the right partnership.

Request a Discovery