Office Space to Rent in St Mellons

Located in the tranquil surroundings of St Mellons, Cardiff, this business centre offers a peaceful yet professional environment, ideal for businesses of all sizes.

A spacious, well-lit office with ample natural light, this space has been recently renovated to create an ideal out-of-town office location.

In total, Conway House offers 3,058 square foot of serviced office space (serving upto 70 persons) so If you are a medium or larger sized business and are looking accommodate 10-25 people we are able to customise our space to meet your particular requirements giving you the flexibility you need to operate your business efficiently.

A newly refurbished business centre offering a range of air conditioned offices suites, together with an interior designer inspired reception, communal kitchen and a choice of meeting facilities.

Join a thriving community of prestigious names that have chosen Cardiff Gate Business Park as their base, including ADT Security, Scottish and Southern Energy and the Royal College of Nursing.

These office suites start at just £52.75 per week all inclusive! They are brand new, carpeted, centrally heated complete with Biometric finger print locks, CAT 2 low glare lighting and CAT 5 cabling.

Modern building with a high quality fit out.

A multi-purpose building offering office suites from 100 to 20,000 sqft with 24/7 access.

A workspace built with passion.

This business centre offers a range of offices and workshops close to Cardiff city centre and excellent links to the M4.

This centre lies in the true heart of Wales’ capital city.

The centre is proud to present an outstanding range of 21st century office facilities set in an iconic 19th century grade II listed building.

Flexible serviced and virtual offices, in the heart of Cardiff with ample free on site parking and there's 24 hour security.

Flexible serviced and virtual offices, in the heart of Cardiff.

(Opening on 30/01/2026) Tap into a mix of established industries and emerging sectors when you secure flexible workspace at Coal House – a vibrant office space based in Cardiff.

First class facilities and stunning views across the city make Brunel House in the heart of Cardiff an ideal location to work and impress your clients.

Offering beautifully designed and fully serviced offices, Brunel House is the perfect solution for growing businesses who need professional workspaces and flexibility with monthly rolling contracts.

Flexible serviced and virtual offices, in the heart of Cardiff with ample free on site parking and there's 24 hour security.

Located in the heart of the City Centre with all the amenities that are on offer, the building is Grade A location which is offering an excellent opportunity to start-up companies or businesses simply looking to save on costs and still have their own self-contained office space.

Serviced office suites available on *ALL-INCLUSIVE, FLEXIBLE TERMS* inside Cardiff's most prominent landmark office building in the heart of the city.

Give your business a professional address in the newly refurbished 1 Capital Quarter building.

High quality, Grade A office space, City centre location, recently refurbished reception area flexible, fully fitted office space highly accessible on-site coffee shop and convenience store, on-site parking (5 spaces per floor)

Modern serviced offices; fully inclusive rents; business rates; WIFI; heating, lighting & water included; secure offices; convenient location; close to local amenities; excellent public transport links; fully furnished

These serviced offices come with high-speed internet from day one as well as communal breakout areas, a kitchen and on-site parking.