Contemporary commercial office building in central London
5AB / LDN

Commercial Building Consultancy · London

Commercial building
surveying & property
consultancy.

5AB Building Surveying Consultancy provides independent building surveying and property advisory services to investors, lenders, developers, occupiers and public sector clients.

Regulated by RICSLondonMBA MRICS MFPWSDirect Accountability
Clients include
Commercial Property OwnersInvestorsLendersDevelopersLandlords & TenantsOccupiersPublic SectorInsurersResidential Clients

Services

Building surveying & property advisory across the full lifecycle.

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.

01

Building Surveys & Defect Diagnosis

Full building surveys, condition assessments and defect investigations across the real estate sector. Practical diagnosis, clear repair recommendations and straightforward reporting for purchasers, owners and occupiers.

Commercial & Residential
02

Technical Due Diligence

Pre-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.

Commercial & Investment
03

Project Management & Contract Administration

Full project delivery services for refurbishment and improvement works including preparation of schedules of works and specifications, competitive tender exercises, tender analysis and reporting, and JCT contract administration. Programme management, cost control and employer's agent duties also undertaken.

Commercial & Public Sector
04

Asset Advisory & Property Strategy

Planned preventative maintenance programmes, lifecycle cost advice and capital expenditure planning to support asset management and long-term investment decision-making.

Investors & Asset Managers
05

Dilapidations

Dilapidations assessments and advice for landlords and tenants across the commercial property market. Terminal and interim schedules, settlement negotiation, supersession arguments and lease exit strategy.

Landlord & Tenant
06

Insurance & Expert Advisory

Insurance reinstatement cost assessments (RCA), schedules of condition and expert advisory services. Acting for property owners, insurers and loss adjusters across commercial and residential assets.

Insurers & Loss Adjusters

Further Services

Party Wall & Neighbourly Matters

Specialist advice under the Party Wall etc. Act 1996, including the preparation and service of party wall notices, schedules of condition, party wall awards and dispute resolution. Acting as agreed surveyor or for building owners and adjoining owners. Oversailing licences and scaffolding consents also undertaken.

Licence to Alter & Landlord Consents

Preparing and advising on licences to alter on behalf of landlords, and monitoring development schemes on behalf of funders and investors.

Residential Surveys

RICS Home Survey Level 1, Level 2 and Level 3 reports, delivered under licence. Property valuations are not provided.

Drone Surveys

CAA-approved aerial inspection for roofs, facades and hard-to-access structures, integrated into building survey and condition reporting.

Discuss an instruction

Sectors

Experience across property sectors.

Experience advising across commercial, public and residential property, with a focus on practical building surveying advice for existing buildings and improvement works.

01Industrial & Logistics
02Offices
03Hotels & Hospitality
04Student Accommodation
05Retail & Leisure
06Residential
07Schools & Academies
08Universities
09Healthcare
10Public Sector
11Mixed Use

About & Values

Built on trust, integrity & attention to detail.

5AB Building Surveying Consultancy is an independent building surveying and property advisory practice, aligned with RICS global professional and ethical standards. We work directly with every client, bringing experience gained within leading global property consultancies to every instruction.

5AB Building Surveying Consultancy is led by Parvinder Khalsa MBA MRICS MFPWS, with experience working within global multidisciplinary consultancies. He currently sits on the RICS London Regional Board, contributing to the promotion of the profession.

01

Trust & Integrity

We work honestly and transparently, building relationships our clients can rely on.

02

Solution-Focused

Every instruction is approached with the client's outcome in mind, not just the brief in front of us.

03

Attention to Detail

Thorough, considered advice — nothing overlooked, nothing left to assumption.

04

Direct Accountability

One surveyor, directly accountable for the advice given, from enquiry through to completion.

Working With Other Professionals

Coordinated advice where projects need it.

5AB regularly works alongside architects, engineers, project managers, solicitors and other property professionals where projects benefit from coordinated, multidisciplinary input.

ArchitectsEngineersProject ManagersSolicitorsManaging AgentsAsset ManagersInsurers
01

Joint Instructions

Working alongside your existing team where a project benefits from coordinated, multidisciplinary input.

02

Referral Partnerships

A trusted point of contact for building surveying matters that fall outside another professional's scope.

03

Single Point of Contact

One surveyor accountable for the advice given, simplifying communication across the project team.

04

Flexible Engagement

Engaged directly by the client, or as a sub-consultant to an architect, engineer or project lead.

How We Work

A straightforward way to engage us.

  1. 01

    Enquiry

    Get in touch by phone, email or the form below. We'll discuss your requirement and confirm the right service for your needs.

  2. 02

    Proposal

    A clear, fixed-fee proposal setting out scope, timescale and deliverables, with no hidden costs.

  3. 03

    Instruction

    Site visit or survey carried out personally, with direct access to the surveyor throughout.

  4. 04

    Report & Support

    A clear written report, followed by ongoing support for any negotiations, queries or next steps.

Discuss an instruction

Contact

Discuss an instruction or property matter.

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.

admin@5ab.co.uk
483 Green Lanes
London
N13 4BS
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5AB Building Surveying Consultancy