Our Story 

Now celebrating over 90 years in business, John J Doyle Ltd is the UK and Ireland’s leading experts in two areas: the design, supply and installation of chimney systems and refractory engineering services.

John J Doyle Ltd was in 1928 was established on Eliza Street in Belfast by the grandfather of the current managing director as a family-run refractory and boiler company. The second and third generations of the Doyle family built the pillars of the brand, expanding into leading refractory engineers, commercial & industrial flue experts and flue product distributors, stocking only top quality materials. 

Now with over 90 years of excellence John J Doyle Ltd has an extensive track record of dependable workmanship and client satisfaction extending to a portfolio of top quality design, supply and installation.

With a proven reputation in flue and refractory, John J Doyle Ltd continues to strive to be innovators. In 2016, John J Doyle opened dedicated trade counter and entered a partnership with Be Modern Ltd to supply fires and stoves across the island of Ireland. In 2018, John J Doyle built its state of the art training centre and began offering HETAS training courses.

John J Doyle Ltd is committed to provide premier quality, innovation and integrity to each project – from small to large. With vast experience and a strict adherence to our core family values, we can assure there is no problem we have not seen and solved.



We work with top companies







Belfast Office

Duncrue Industrial Estate
5 Duncrue Place
Belfast BT3 9BU
TEL: 02890 247864 


Norwich Office 

Oaklodge Business Centre
School Lane
Norwich NR9 3LB
TEL: 01603 819137