Extension architects in Southwark
81 architects and planning agents with extension planning history in Southwark, ranked by how many applications they’ve filed — with their approval rate — straight from public council records.
- DP9Rear extension · Extension · Basement · New dwelling · Change of use132 in Southwark99% approved
- DP9 LtdSide extension · Extension · Basement · New dwelling · Change of use100 in Southwark100% approved
- TurleySide extension · Extension · Basement · Change of use · Listed building / conservation74 in Southwark95% approved
- DP9 LimitedRear extension · Side extension · Extension · Basement · New dwelling52 in Southwark100% approved
- Rolfe Judd PlanningLoft conversion · Rear extension · Extension · Basement · New dwelling45 in Southwark91% approved
- hgh ConsultingExtension · Basement · New dwelling · Shopfront / commercial · Demolition39 in Southwark90% approved
- Design Squared LtdLoft conversion · Rear extension · Side extension · Extension · Outbuilding / garden room38 in Southwark94% approved
- Gerald Eve LLPRear extension · Side extension · Extension · Basement · Change of use35 in Southwark100% approved
- Montagu Evans LLPSide extension · Extension · Basement · New dwelling · Change of use35 in Southwark100% approved
- ResiLoft conversion · Rear extension · Side extension · Extension · Change of use32 in Southwark97% approved
- The Art of Building LtdLoft conversion · Rear extension · Side extension · Extension · Roof / fenestration32 in Southwark100% approved
- Montagu EvansSide extension · Extension · Basement · Change of use · Listed building / conservation31 in Southwark100% approved
- Rolfe Judd Planning LtdRear extension · Extension · Basement · Change of use · Listed building / conservation30 in Southwark86% approved
- LichfieldsExtension · Basement · New dwelling · Change of use · Demolition28 in Southwark100% approved
- SavillsLoft conversion · Rear extension · Extension · Basement · Change of use25 in Southwark76% approved
- Mittelman Associates LLPLoft conversion · Rear extension · Side extension · Extension · New dwelling24 in Southwark100% approved
- FirstplanLoft conversion · Rear extension · Extension · Basement · Change of use23 in Southwark64% approved
- Resi Design LtdLoft conversion · Rear extension · Side extension · Extension · Basement21 in Southwark90% approved
- Michael Trentham ArchitectsLoft conversion · Rear extension · Side extension · Extension · Basement17 in Southwark79% approved
- Iceni ProjectsLoft conversion · Rear extension · Extension · Basement · Outbuilding / garden room16 in Southwark85% approved
- Planning Potential Ltd.Extension · Basement · New dwelling · Change of use · Listed building / conservation16 in Southwark100% approved
- Tailored Living Solutions LimitedExtension · Basement · Change of use · Demolition16 in Southwark73% approved
- Avison YoungRear extension · Extension · Basement · Shopfront / commercial · Demolition15 in Southwark89% approved
- Classic Lofts LondonLoft conversion · Rear extension · Extension · Demolition · Roof / fenestration15 in Southwark69% approved
- Simon Whitehead ArchitectsLoft conversion · Rear extension · Side extension · Extension · Basement15 in Southwark80% approved
- Design TeamLoft conversion · Rear extension · Side extension · Extension · Change of use14 in Southwark100% approved
- DISTRICT ArchitectsLoft conversion · Rear extension · Side extension · Extension · Demolition14 in Southwark88% approved
- Fast PlansLoft conversion · Side extension · Extension · Roof / fenestration14 in Southwark100% approved
- Fixated LtdLoft conversion · Rear extension · Side extension · Extension · Basement14 in Southwark90% approved
- Baily GarnerExtension · Change of use · Outbuilding / garden room13 in Southwark100% approved
- Chris Scott ArchitectsLoft conversion · Rear extension · Side extension · Extension · Outbuilding / garden room13 in Southwark92% approved
- Extension ArchitectureLoft conversion · Rear extension · Side extension · Extension · Basement13 in Southwark91% approved
- RDA LtdLoft conversion · Rear extension · Side extension · Extension · Basement13 in Southwark83% approved
- Studio 136 Architects LtdLoft conversion · Rear extension · Side extension · Extension · Roof / fenestration13 in Southwark90% approved
- HaverstockExtension · Basement · Outbuilding / garden room · Demolition12 in Southwark78% approved
- Burgess Architects LtdExtension · Basement · New dwelling · Change of use · Listed building / conservation11 in Southwark100% approved
- Milan Babic ArchitectsSide extension · Extension · Basement11 in Southwark100% approved
- Content Design LimitedLoft conversion · Rear extension · Side extension · Extension · Outbuilding / garden room10 in Southwark100% approved
- fixated ltdLoft conversion · Rear extension · Side extension · Extension · Outbuilding / garden room10 in Southwark78% approved
- Interpolitan LtdLoft conversion · Rear extension · Extension · Basement · New dwelling10 in Southwark100% approved
- JMS Planning & Development LtdExtension · Basement · Change of use · Demolition10 in Southwark100% approved
- Martin Evans ArchitectsLoft conversion · Rear extension · Extension · Basement · New dwelling10 in Southwark86% approved
- CraftworksSide extension · Extension · Basement · Demolition · Roof / fenestration9 in Southwark88% approved
- Daniel Watney LLPRear extension · Extension · Basement · New dwelling · Change of use9 in Southwark88% approved
- March Design AssociatesLoft conversion · Extension · New dwelling · Demolition9 in Southwark88% approved
- R2 Studio Architects LtdLoft conversion · Rear extension · Side extension · Extension · Outbuilding / garden room9 in Southwark89% approved
- Walsingham PlanningRear extension · Extension · Basement · Listed building / conservation · Shopfront / commercial9 in Southwark89% approved
- 5PA ArchitectsExtension · Basement · New dwelling · Demolition8 in Southwark100% approved
- Lime Tree DesignsLoft conversion · Rear extension · Extension · Roof / fenestration8 in Southwark100% approved
- MDR AssociatesExtension · New dwelling · Demolition8 in Southwark100% approved
- Rda LtdRear extension · Extension · Basement · Demolition · Roof / fenestration8 in Southwark100% approved
- Resident Architects LtdRear extension · Extension · Basement · Listed building / conservation · Demolition8 in Southwark100% approved
- Absolute LoftsLoft conversion · Extension · Roof / fenestration7 in Southwark100% approved
- AhmmSide extension · Extension · Basement · Change of use7 in Southwark86% approved
- Canopy Planning Services LtdLoft conversion · Rear extension · Extension · Roof / fenestration7 in Southwark57% approved
- KYRKE-SMITH ARCHITECTSLoft conversion · Rear extension · Side extension · Extension · Conservatory / orangery7 in Southwark100% approved
- MSB (Survey And Design) LimitedLoft conversion · Rear extension · Side extension · Extension · Roof / fenestration7 in Southwark67% approved
- The Gentleman Architect LtdLoft conversion · Rear extension · Side extension · Extension · Roof / fenestration7 in Southwark86% approved
- ACA Studios LtdExtension · Demolition6 in Southwark— approved
- Cottrell & Vermeulen ArchitectureExtension · Basement · Listed building / conservation · Demolition6 in Southwark100% approved
- Deloitte LLPExtension · Basement · Listed building / conservation · Shopfront / commercial · Demolition6 in Southwark83% approved
- Green Tea ArchitectsLoft conversion · Rear extension · Side extension · Extension · Change of use6 in Southwark100% approved
- Harriott-Eyles Ltd.Loft conversion · Extension · Roof / fenestration6 in Southwark60% approved
- hgh consultingExtension · Basement · Listed building / conservation · Demolition6 in Southwark25% approved
- Home TalesLoft conversion · Rear extension · Side extension · Extension · New dwelling6 in Southwark100% approved
- Intouch Planning LtdLoft conversion · Rear extension · Extension · Outbuilding / garden room · Roof / fenestration6 in Southwark80% approved
- KN DESIGNSLoft conversion · Rear extension · Side extension · Extension · Outbuilding / garden room6 in Southwark100% approved
- Kyrke-Smith ArchitectsLoft conversion · Rear extension · Side extension · Extension · Change of use6 in Southwark60% approved
- Robinson Escott PlanningLoft conversion · Extension · Basement · New dwelling · Conservatory / orangery6 in Southwark60% approved
- YARD ArchitectsRear extension · Extension · Basement · Porch · Roof / fenestration6 in Southwark100% approved
- CANOPY PLANNING SERVICES LTDLoft conversion · Rear extension · Extension · Roof / fenestration5 in Southwark100% approved
- CarverHaggard ArchitectsExtension5 in Southwark80% approved
- E F PlanningRear extension · Extension5 in Southwark— approved
- Emrys ArchitectsExtension · Basement · Change of use · Listed building / conservation · Shopfront / commercial5 in Southwark100% approved
- Ideal Planning & Design LtdLoft conversion · Rear extension · Extension · Basement · Change of use5 in Southwark100% approved
- MoreSpaceLoft conversion · Rear extension · Side extension · Extension5 in Southwark100% approved
- Network Rail Infrastructure LtdExtension · Change of use · Listed building / conservation · Shopfront / commercial · Demolition5 in Southwark100% approved
- Oakman Architecture LtdLoft conversion · Rear extension · Side extension · Extension · Roof / fenestration5 in Southwark75% approved
- Robert Birbeck ArchitectExtension · Basement5 in Southwark60% approved
- RT Drafting Solutions LimitedLoft conversion · Rear extension · Extension · Roof / fenestration5 in Southwark— approved
- Survey Design (Harrow) LtdLoft conversion · Rear extension · Extension · Basement · Roof / fenestration5 in Southwark75% approved
Other work in Southwark
All architects in SouthwarkDemolitionBasementRoof / fenestrationRear extensionListed building / conservationLoft conversionSide extensionChange of useShopfront / commercialNew dwellingOutbuilding / garden roomPorchConservatory / orangery
Based on public planning-application records. Volume and approval rate reflect filed applications, not a quality judgement — always confirm credentials and references before you hire.