About Niamh O’Sullivan

About Us

Niamh O'Sullivan : Interior Designer - Cork, Munster, Ireland.


Winner CIT / Enterprise Ireland PINC Program 2012 for Female Entrepreneurs 



Blarney Person of the Year 2011 - Voluntary Project Management Services for Community Playground



Residential and Commercial Interior Designer- Cork. Architectural Designer.

Since founding Room Renovator in 2009, Niamh O’Sullivan has become one of the most sought after and respected interior designers in Cork and Munster. Niamh is the only Interior Designer in Ireland who is also a chartered structural engineer, giving her a depth of design and construction knowledge and expertise unrivalled in the industry.  She is also one of the few professionally qualified Interior Designers in Cork.

Niamh has over 25 years of training and experience in the design and project management of residential and commercial homes, buildings & developments of all kinds.

She now specialises in the architectural re-modelling and extending of properties and in the interior design and fit out of homes and businesses to an extremely high standard.

She applies a mixture of creative and technical solutions to help you optimise your space, make your place look and feel amazing and make the most of your budget.

She works with home owners and their families to develop solutions that are unique to their requirements and personal to their tastes.

She works with building owners, landlords and managers to help them create inviting and functional environments that customers and employees alike will enjoy.

It can often be hard to see solutions to our problems when we are looking at them every day. Niamh offers a fresh pair of professional and experienced eyes, allowing you to make informed decisions that will work for you now and well into the future.


Niamh has always had a passion for design, buildings and interiors and she loved drawing and designing from a very young age.

Niamh qualified with an honours degree in Civil & Structural engineering in 1995. She worked for a number of large Consulting Firms in the UK and Australia before co-founding a successful consulting firm in Leeds in 2000. She returned home to her native Cork, and continued to design and Project Manage a variety of developments, including a new bio-technology park, the award winning refurbishment of Cobh Customs house and many other commercial and residential projects. Niamh became a chartered member of the Institute of Engineers of Ireland in 2004 and she continues to maintain her knowledge and skills in this area.

In 2008 - having refurbished and designed a number of houses in Ireland and the UK - Niamh decided to formally train as an Interior Designer. She obtained a Diploma in Interior Design, with distinction (96%) and began working on commercial and residential interior design projects. She soon recognised a need for affordable, personal and practical interior design services. She decided to set up Room Renovator to provide this and here we are!

Niamh offers a range of residential and commercial interior design services throughout Cork and Munster as well as Online services throughout Ireland. See here for more information about her residential or commercial design services.

If you would like to know more about Niamh's qualifications and experience, please see her linked-in page.

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Why Use Niamh as Your Interior Designer?

She is professionally qualified as an Interior Designer & Structural Engineer! 
(very few designers in Cork have any relevant design or construction qualifications)
She will Save You Time and Money!
She will make your space Look Amazing!
She will make your space Work Better for you!
She will Maximise the Potential of your space!
Shw will Create Harmony in Your Home!
She will Solve the Problems in your Home!
She will Increase the Value and of Your property!
She will Make your Property Easier To Sell or Let!
She  help you to Avoid making Costly Mistakes!
She Enhance the experience of you and your Guests!