5AB Building Consultancy provides independent building surveying and property advisory services to investors, lenders, developers, occupiers and public sector clients across the UK and Europe.
5AB provides building surveying, project and advisory services to commercial, public sector and residential clients. All instructions are personally carried out and overseen by the principal surveyor.
Full building surveys and condition assessments for investors, occupiers and lenders acquiring or occupying commercial property. Practical defect diagnosis, clear repair advice and straightforward reporting.
UK-WidePre-acquisition and pre-lease due diligence for investors, funds and lenders across all commercial asset classes. Detailed condition and risk reporting to support investment decisions and negotiations.
UK & EuropeFull project management and contract administration for refurbishment and improvement works. Specification preparation, competitive tendering, JCT contract administration and cost control.
Commercial & Public SectorPlanned preventative maintenance programmes, lifecycle cost advice, capital expenditure planning and reinstatement cost assessments to support asset management and investment decision-making.
Investors & Asset ManagersDilapidations advice for landlords and tenants in the commercial market. Terminal and interim schedules, settlement negotiation, supersession arguments and lease exit strategy across the London market and beyond.
Landlord & TenantDefect diagnosis and reporting, insurance reinstatement assessments, schedules of condition and expert advisory services. Acting for property owners, insurers and loss adjusters across commercial and residential assets.
Commercial & ResidentialParty wall advice under the 1996 Act, schedules of condition, oversailing and scaffolding licences. Acting for building owners and adjoining owners.
Preparing and advising on licences to alter on behalf of landlords, and monitoring development schemes on behalf of funders and investors.
RICS building surveys and HomeBuyer Reports for residential purchasers, primarily across London and the South East. Note: property valuations are not offered.
CAA-approved aerial inspection for roofs, facades and hard-to-access structures, integrated into building survey and condition reporting.
5AB Building Consultancy is an independent practice led by Chartered Building Surveyor Parvinder Khalsa MRICS MFPWS.
With over 16 years' experience across the property and construction industry, the practice provides building surveying, project and advisory services to investors, occupiers, developers, lenders, local authorities and private clients.
Experience has been gained advising across industrial and logistics, offices, hotels, student accommodation, retail, residential, education, healthcare and public sector assets.
The practice combines the technical expertise and commercial understanding developed within leading global property consultancies with the responsiveness and accountability of an independent adviser.
Every instruction is overseen personally from initial enquiry through to completion.
"Practical property advice, clear technical insight and direct accountability."
5AB regularly works alongside architects, engineers, project managers, solicitors and other property professionals where projects require multidisciplinary input and coordinated advice.
The objective is simple: provide practical, commercially focused advice that helps clients make informed property decisions.
Commercial building surveys, technical due diligence, defect diagnosis and property advice.
Contract administration, project management, specifications and improvement works.
Planned maintenance, lifecycle advice, reinstatement cost assessments and portfolio support.
Dilapidations, party wall, schedules of condition and neighbourly matters.
Experience advising across commercial, public and residential property, with a focus on practical building surveying advice for existing buildings and improvement works.
Commercial building surveys, technical due diligence, condition assessments and defect diagnosis.
Project management, contract administration, specifications, tendering and improvement works.
Planned maintenance programmes, lifecycle advice, reinstatement cost assessments and capital planning.
Dilapidations advice, party wall matters, schedules of condition and settlement support.
Whether you require a building survey, technical due diligence, project support, asset advice or general property advice, please get in touch to discuss your requirements.