Eco Dry Ice - Annan

Jewson Annan - Annan

Environmental Efficiency - Lisburn

Paul Feely & Associates - Newry

McKenzie Strickland Associates - Aberfeldy

Annan Energy Savings Ltd - Annan

CMS Global Limited - Banbridge

KOSI Corporation Limited - Newry

Water Tecnik Ltd - Newry

RSK Ireland - Belfast