Armstrong Timber Engineering
Clogga Road, Kish Business Park, Arklow, Co. Wicklow, Y14 FX01

Castle Timber Design
Ballyknockan, Kilrane, Co. Wexford, Y35 Y06K

Cygnum Timber Frame
IDA Industrial Estate, Macroom, Co. Cork, P12 P623

Dempsey Timber Engineering
Scratenagh Cross, Dublin Road, Coolmore, Arklow, Co. Wicklow

Fasthouse
99 Dowland Rd
Limavady BT49 0HR, UK

Harmony Timber Solutions Ltd.
Block A, Avoca River Park
Arklow, Co. Wicklow

IJM Timber Frame
Old Armagh Rd, Latlorcan, Monaghan

KTF Housing Ltd, Finnabair Industrial Estate, Dundalk, Co. Louth. A91 HR25

Kingspan Group
Kingscourt, Co. Cavan, A82 XY31

Manley Construction LTD
Main St, Abbeyland, Duleek, Co. Meath

MBC Timber Frame Ltd.
Cahir, Co. Tipperary

Modeco Ltd.,
Blessington Industrial Estate,
Blessington, Co Wicklow
W91 YN12

Munster Timber Structures
Lockheed Avenue, Airport Business Park, Killowen, Waterford, X91 DX80

Premier Engineering Ltd.,
Glenbane, Holycross, Thurles, Co. Tipperary, Ireland

Irish Timber Frame Company,
Viking Business Park
Whitemill Industrial Estate, Wexford, Ireland

Unitek,
1a Hallstown Rd, Lower Ballinderry, Lisburn BT28 2NE, United Kingdom

Eco Homes ,
Carrigaline, Co. Cork.

QTF Services (Headquarters)