OGA LTD - Architect
OGA LTD is a verified architect, established for 3 years, serving London.
About OGA LTD
OGA is a RIBA chartered architectural practice specialising in residential and hospitality projects across the UK, with particular expertise in heritage and conservation contexts. The practice handles everything from contemporary home extensions and loft conversions to listed building restorations and new build homes, offering full-service architecture from initial concept through to construction supervision. Principal Oliver Grimshaw brings fifteen years of chartered experience in hotel design and high-end residential work, including projects in UNESCO World Heritage Sites and UK conservation areas.
OGA primarily serves private householders seeking home extensions, loft conversions, and whole-house renovations, with a strong focus on period properties and listed buildings requiring sensitive design approaches. The practice also works with hospitality clients and developers on more complex projects. Their work spans London and the South East of England, with capability to deliver projects across the UK, indicating a client base that values heritage-sensitive, architecturally-led design solutions.
Track Record
4+ planning projects · 3 councils served · Established 3 years · Active in 2026
Accreditations
Accredited by Architects Registration Board, Royal Institute of British Architects.
Service Areas
OGA LTD serves London.
Councils
OGA LTD has worked with Southwark Council, Westminster City Council, Royal Borough of Greenwich.
Browse more specialists: Architect.
Get a Quote from Architect
Request a free quote from OGA LTD on The Planning Review. View their full profile, verified credentials and project track record.