List Of All extension builder Leads in Portsmouth
Find extension builder in Portsmouth — 21 local businesses are listed below with their contact details and ratings. Copnor Loft Conversions Ltd currently holds the top rating at 5.0★, while the average across the list sits around 4.9★. The list was last updated on 9/3/2026 — browse below for full contact details and a link to each business.
21 results · last updated 9/3/2026
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| Name | Phone | Links | Reviews | Category | |
|---|---|---|---|---|---|
| Copnor Loft Conversions Ltd15 Tregaron Ave, Drayton, Portsmouth PO6 2JU | *77***9••••7 | yo**••••*.comRegister to View | 5.0(53 reviews) | Custom home builder | |
| The Hermitage Group Ltd12, Acorn Business Centre, Northarbour Rd, Cosham, Portsmouth PO6 3TH | *7*7*8*••••5 | th****••••*.comRegister to View | 5.0(44 reviews) | Roofing Service | |
| Clameg Design & Build LtdUnit 8, The, Challenge Enterprise Centre, Portsmouth PO3 5RJ | ***9*66••••8 | — | 5.0(20 reviews) | Construction Company | |
| Hampshire Building Projects301 Copnor Rd, Portsmouth PO3 5EG | ***9*7*••••5 | co****••••*.comRegister to View | 5.0(20 reviews) | Building firm | |
| JBT Renovations94 Napier Rd, Southsea, Portsmouth, Southsea PO5 2RB | *77***7••••6 | us**••••*.comRegister to View | 5.0(12 reviews) | Home builder | |
| Form ConstructionSte F, Warren Avenue Industrial Estate, Warren Ave, Southsea, Portsmouth, Southsea PO4 8PY | ***9***••••2 | — | 5.0(11 reviews) | Construction Company | |
| Huxley Developments Ltd.Unit 9 Fitzherbert Rd, Farlington, Portsmouth PO6 1RU | ***9***••••7 | — | 5.0(9 reviews) | Home builder | |
| M2 BUILDERS144 London Rd, Hilsea, Portsmouth PO2 9DQ | *78****••••8 | bu***••••co.ukRegister to View | 5.0(9 reviews) | Construction Company | |
| Limewood Builders South Limited144 London Rd, Hilsea, Portsmouth PO2 9DQ | *77**9*••••0 | in**••••co.ukRegister to View | 5.0(9 reviews) | Construction Company | |
| Morspace Construction LTD17 St Johns Rd, Cosham, Portsmouth PO6 2DP | *779**9••••7 | — | 5.0(6 reviews) | Construction Company | |
| Hartts ConstructionCulverin Square, Hilsea, Portsmouth PO3 5BU | ***9*8*••••0 | — | 5.0(5 reviews) | Construction Company | |
| Limewood builders144 London Rd, Hilsea, Portsmouth PO2 9DQ | *77**9*••••0 | in**••••co.ukRegister to View | 5.0(2 reviews) | Building firm | |
| A BEECH BUILDERS39 Magdala Rd, Cosham, Portsmouth PO6 2QG | *79**7*••••9 | an**••••co.ukRegister to View | 5.0(1 reviews) | Home builder | |
| Specialist Loft Conversion Portsmouthspecialist-loft-conversion-in-portsmouth.co.uk | ***9**9••••5 | — | 5.0(1 reviews) | Home builder | |
| MEA Projects20, Fairway Business Center, Airport Service Rd, Portsmouth PO3 5NU | ***9*78••••9 | — | 4.9(51 reviews) | Construction Company | |
| BMC LOFT CONVERSION SPECIALISTS9 Limberline Spur, Hilsea, Portsmouth PO3 5JW | ***9**7••••2 | — | 4.8(22 reviews) | Construction Company | |
| Kierda Construction22 Myrtle Ave, Portsmouth, Portchester, Fareham PO16 9JT | *79****••••7 | ki****••••*.comRegister to View | 4.8(10 reviews) | Home builder | |
| Lifetime Construction LTD70 Garnier St, Portsmouth PO1 1PD | ***9*8*••••8 | in**••••co.ukRegister to View | 4.8(8 reviews) | Construction Company | |
| kp builders Portsmouth63 Ferry Rd, Southsea, Portsmouth, Southsea PO4 9UA | — | — | 4.7(14 reviews) | Construction Company | |
| The Loft Conversion Company (Portsmouth) Ltd202 Havant Rd, Drayton, Portsmouth PO6 2EH | ***9*7*••••0 | th****••••*.comRegister to View | 4.5(15 reviews) | Custom home builder | |
| Attic Conversions Hampshire21 Fearon Rd, Hilsea, Portsmouth PO2 0NJ | *7****7••••5 | — | 4.3(16 reviews) | Builder |