we create contemporary interiors for home - hospitality - leisure - retail - customer experience - brand interior

Selected Works

Villa Mani

Rocco Forte Hotels

Boulevard Berlin Foodcourt

Galeria Store Design


Unleash the possibilities of your project with the power of design to create a unique sense of place. 

We are an interior design company and create interiors of any scale for home,
hospitality, leisure, retail, store design, customer experience, brand interior.
Our expertise extends back over thirty years of successful work in the design and realisation of commercial interiors as well as the creation of luxury homes. It is quite simply our business to develop creative designs which enhance and bring more value to your brand and your business, a better experience for your customers, and more enjoyment for your home. We are an enthusiastic team of interior architects and interior designers in London with projects UK, Europe, and worldwide.

What can working with an interior design company do for me? 

Each project is different and we create well considered, working solutions for each. Therefore we offer a variety of design services to facilitate the optimum outcome. Our design process follows a series of design stages, which build upon each other to develop the interiors from first ideas to detailed information as a basis for realisation.
In all, your requirements and a strong creative design vision is the guiding star from start to finish.


to discuss your project and to map your unique design journey.


Concept Design – Design Development – Detailing – Specifications – Finishing Touches


Feasibility – Research – Strategy – Band Interior – Guideline – Rollout 


Design Management  – Budget Control – Specialist Consultant Integration – Artistic Supervision


We are only guardians of the future. At Innendesign we pride ourselves in observing sustainable development goals, sourcing sustainable materials and integrating services and working practices that are both sustainable for your project and the environment.


Johanna Mortimer

Director – Interior Architect Dipl Ing FHT

Johanna is an interior architect and founder, of innendesign an interior design company

She has a successful track record of creating compelling schemes in hospitality, hotel, leisure, customer experience, and branding design with a portfolio of carefully crafted projects for clients ranging from private individuals, public personalities and renowned brands to multinational corporations.

She relishes working with, guiding and nourishing the dynamics of multi-disciplinary teams for results that are out of the ordinary and her international background has been instrumental in creating insightful design solutions in her work with clients such as Volkswagen AG, Deutsche Telekom, Rezidor, Grosvenor, Breuninger, De Bijenkorf, Galeria , Monsoon Accessorize, Rocco Forte Hotels, to name but a few.
She is responsible for the creative content and development at innendesign and is a client contact throughout all stages of the project.

Jonathan Mortimer

Director – Interior Designer BA (HONS)

Jonathan is an interior designer and the co-founder of innendesign an interior design company

Jonathan lectures interior design at Middlesex University and is fundamental in forging imaginative new design pathways and instilling the next generation of designers with the vision, skills and creative thinking to shape the environment of the future.

His portfolio in design consultancy spans from work on high-end residential projects worldwide, such as an extensive villa complex on the private Caribbean island of Mustique, involving exquisite design details and outstanding craftsmanship to commercial projects in hospitality, hotel, wellness and beauty design, including clients such as Q-Hotels, The Sanctuary and Guinot.

Jonathan brings a future thinking and visionary aspect to every project.

Latest from our blog

colour contasts hero

id on colour contrast

Ever wondered why surgeons wear green scrubs? Colour contrast is elementary for visual perception. Without it, we could only see one tone or one colour.
The Swiss painter Johannes Itten and Bauhaus teacher described 7 of the colour contrasts that are supporting what we see. To complete the picture I have added two further ones, which respond to the way we see.
Colour contrasts are a powerful tool in art and design and have a great influence on the workplace, read on to find out more on how we perceive colours, how they interact and the reason why surgeons wear green scrubs.

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id on colour systems

Amethyst Showers – Bittersweet – Mole’s Breath?
You might be forgiven, if colour might not be the thirst thing that springs to mind on hearing these words, just a few evocative examples of naming colours.
4 main Colour Systems make working with colour straightforward and I will be explaining how they work and where they are used

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id on colour harmonies

The topic of colour often gets little attention, yet the most eminent minds in the fields of physics, biology and psychology thought it worthy of their attention, the greatest artists spend a lifetime wrestling with colour and it has a cultural and artistic significance that is undeniable.
An important step in handling colour confidently is to understand colour harmonies,
Here are just 7 principles based on the traditional colour wheel that will boost your colour comprehension.

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