| A. Direct Windows And Conservatories Limited | 028 9042 8260 | | 8 Bangor Road, Holywood, BT18 0LQ |  Map & Directions |
| Fairco Mcilhagga Ltd | 028 9077 7713 | | 3 West Bank Road, Belfast, BT3 9JL | | Map & Directions |
| Bush Glass & Glazing | 028 2074 1677 | | 58 Ballybogy Road, Ballymoney, BT53 6NY | | Map & Directions |
| Superseal Windows Ltd | 028 9446 5772 | | 11B Rathenraw Industrial Estate , Antrim, BT41 2SJ | | Map & Directions |
| Professional Window Systems | 028 7946 9111 | | 155 Creagh Road, Castledawson, Magherafelt, BT45 8EY | | Map & Directions |
| All Purpose Glazing | 028 7135 7222 | | Skeoge Industrial Estate, Beraghmore Road, Londonderry, BT48 8SE | | Map & Directions |
| Thermoseal Supplies Ltd | 028 9036 5624 | | Mill Road, Abbey Enterprise Park, Newtownabbey, BT36 7EE | | Map & Directions |
| Regal Windows | 028 9336 7733 | | 13c Kilroot Park, Carrickfergus, BT38 7PR | | Map & Directions |
| John Kelly & Sons Ltd | 028 9127 1339 | | 96 Abbey Street, Bangor, BT20 4JB | | Map & Directions |
| Prestige Windows | 028 9034 2395 | | 13 Ballyhenry Road, Newtownabbey, BT36 5AX | | Map & Directions |
| Easiglaze | 028 9033 2813 | | Unit 10b, North Howard Street, Argyle Business Centre, Belfast, BT13 2AU | | Map & Directions |
| Antrim Aluminium & Glass | 028 9446 6887 | | 116 Seven Mile Straight, Muckamore, Antrim, BT41 4QT | | Map & Directions |
| Elite Window Systems | 028 6632 0280 | | Old Henry Street, Enniskillen, BT74 7JX | | Map & Directions |
| First Choice Windows & Conservatories | 028 9182 2229 | | 59 Milecross Road, Newtownards, BT23 4SR | | Map & Directions |
| D C Glazing | 028 8076 1227 | | 18 Creggan Road , Sixmilecross, Omagh, BT79 9BD | | Map & Directions |
| Senator Windows | 028 3088 8990 | | 15 Glenmore Road, Mullaghbawn, Newry, BT35 9YE | | Map & Directions |
| R & M Windows | 028 9446 3700 | | Unit E7, Enkalon Industrial Estate, Randalstown Road, Antrim, BT41 4LD | | Map & Directions |
| Carrolls Glass & Timber | 028 9048 1116 | | 6 Ballyoran Lane , Dundonald, Belfast, BT16 1XJ | | Map & Directions |
| Priceless Windows Ltd | 028 3086 8165 | | 12 Silverbridge Road, Silverbridge, Newry, BT35 9LE | | Map & Directions |
| Marjon Antrim Ltd | 028 9442 9368 | | Springfarm Industrial Estate, Antrim, BT41 4NZ | | Map & Directions |
| Douglass Glazing | 028 6772 1148 | | Drumgoon, Aghamore South, Lisnaskea, Enniskillen, BT92 0BH | | Map & Directions |
| Village Windows | 028 7776 6699 | | 88 Dowland Road, Limavady, BT49 0HR | | Map & Directions |
| Hillcrest Glass Ltd | 028 7181 4515 | | Campsie Industrial Estate , McLean Road , Eglinton, Londonderry, BT47 3XX | | Map & Directions |
| Mcanespy Glass | 028 8956 1314 | | 23 Tievemore Road, Trillick, Omagh, BT78 3RP | | Map & Directions |
| L M Glazing | 028 7776 5166 | | Aghanloo Road, Aghanloo Industrial Estate, Limavady, BT49 0HE | | Map & Directions |
| O M A Elite Windows | 028 8077 1358 | | 48 Greencastle Road, Mountfield, Omagh, BT79 7QH | | Map & Directions |
| North West Joinery Co | 028 7135 3675 | | 16 Larkhill, Londonderry, BT48 8AT | | Map & Directions |
| Discount Window Systems | 028 4062 2251 | | 10 Bridge Street, Banbridge, BT32 3JS | | Map & Directions |
| Newry & Mayobridge Glazing Co | 028 3085 1305 | | 6 Chapel Hill, Mayobridge, Newry, BT34 2EX | | Map & Directions |
| Glas-Seal Ltd | 028 9756 2932 | | 80 Belfast Road, Ballynahinch, BT24 8EB | | Map & Directions |
| Complete Window Systems | 028 7082 4355 | | 11 Ballywillin Crescent , Portrush, BT56 8GJ | | Map & Directions |
| Cassy Distributors Ltd | 028 4176 3277 | | 44 Newry Road, Mayobridge, Newry, BT34 2ET | | Map & Directions |
| Bh Glazing Ltd | 028 7138 2322 | | 18 Newtown Place , Strabane, BT82 8DS | | Map & Directions |
| Atita Ltd | 028 9084 8448 | | Unit 1, Trench Road, Trench Park, Newtownabbey, BT36 4LB | | Map & Directions |
| Pvc Surgery | 028 9031 3010 | | Northumberland Street, Belfast, BT13 2JF | | Map & Directions |
| Glenview Glass & Glazing | 028 9046 0169 | | 1b Ballarat Street, Belfast, BT6 8FW | | Map & Directions |
| Knightsbridge Windows & Door | 028 9146 0676 | | 16 Marlo Heights, Bangor, BT19 6NQ | | Map & Directions |
| Mourne Glass | 028 4176 3611 | | 27 Leestone Road, Kilkeel, Newry, BT34 4NW | | Map & Directions |
| Quick Fit Windows | 028 9077 1795 | | 470-476 Shore Road, Belfast, BT15 4HD | | Map & Directions |
| Advanced Window & Conservatories | 028 7086 8216 | | 45 Glenkeen Road, Aghadowey, Coleraine, BT51 4BN | | Map & Directions |
| F J Mccrubb | 028 9442 9444 | | 63 Brantwood Gardens, Antrim, BT41 1HR | | Map & Directions |
| Superseal Windows Ltd | 028 9045 0554 | | 419-421 Newtownards Road, Belfast, BT4 1AQ | | Map & Directions |
| D G S Ltd | 028 9077 2477 | | Unit 2, West Bank Business P West Bank Drive, Belfast, BT3 9LA | | Map & Directions |
| Aufwiedersehen Window Systems | 028 9036 9280 | | 21-27 Mill Road, Newtownabbey, BT36 7BA | | Map & Directions |
| S F G Windows & Doors | 028 8676 6167 | | 47 Chapel Street, Cookstown, BT80 8QB | | Map & Directions |
| Select Frames & Glass Ltd | 028 9086 8791 | | 129-133 Whitewell Road, Newtownabbey, BT36 7EX | | Map & Directions |
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