- Foyle Valley Guttering Services
- 028 71810381 - 7 Ashburn Park, Eglinton, Londonderry, County Londonderry, BT47 3AJ
- McCallion Roofing
- 028 71362986 - United Technology Automotive Blighs La, Londonderry, County Londonderry, BT48 0LZ
- Speedy-Roofs
- 028 77763236 - 316 Drumsurn Road, Limavady, County Londonderry, BT49 0PX
- Nmg And Son
- 028 79645152 - 49 Glenview, Maghera, N.Ireland, BT46 5AR
- Causeway Roofing
- 028 70823178 - 10 Primrose Crescent, Portrush, County Antrim, BT56 8TA
- Taylor Roofing
- 028 79386291 - 7 Drumlamph Rd, BT45 8LL
- James Kearney Roofing
- 028 79401627 - 23 Keady Road, Upperlands, Derry, BT46 5SX
- Mid Ulster Roofing
- 028 79387098 - 19 Castle Street, Bellaghy, Magherafelt, County Londonderry, BT45 8LA
- NMG and Son
- 028 79645152 - 49 Glenview, Maghera, N.Ireland, BT46 5AR
- The Flat Roof Company
- 0800 212548 - 23 Gortinure Road, Maghera, County Londonderry, BT46 5RB