Seven developers have been appointed the £200m North Wales Schools and Public Buildings Contractor Framework.
The chosen developers were: Miller Construction; Kier Construction; Balfour Beatty; Read Construction Holdings; Watkin Jones; C Wynne and Sons; and Wilmott Dixon Construction.
The work will be delivered over a four to seven year period.
The framework has been broken down into three lots, including: Lot 1 with projects from £4.35m - £7.5m; Lot 2 with projects from £7.5m - £15m and Lot 3 to deliver projects exceeding £15m.
It will cover a number of projects, by Denbighshire County Council, Conwy County Borough Council, Flintshire County Council, Gwynedd County Council, Wrexham County Borough Council and the Isle of Anglesey County Council.
The framework is a joint project funded by the Welsh government’s department for education and skills is led by Denbighshire and Flintshire County Councils on behalf of the six North Wales local authorities.
Miller Construction chief executive, Chris Webster, said: “We are delighted to have been appointed to another regional public sector framework that will deliver facilities that will help to transform communities across North Wales.
“We have a long and proud track record of delivering high quality and best value schools and public buildings and to delivering lasting community benefits through the delivery of projects.”
Denbighshire Council chief executive Dr Mohammed Mehmet, added: “The main driver for this project is to obtain value for money from public procurement and deliver community benefits across the region.
“Considerations will include training and employment targets, prompt payments of sub-contractors, opportunities for supported businesses, education, work experience, community initiatives and open opportunities for small medium enterprises.”