Clerk of Works
Regular independent inspections and photographic reporting during construction to monitor quality, workmanship and compliance.
Learn more →London & northern Home Counties
Independent Clerk of Works, NEC4 Supervisor and construction quality assurance.
TrueBIS provides principal-led site inspection, NEC4 Supervisor support, photographic reporting and quality monitoring for clients, consultants, schools, housing providers and project teams across London, Hertfordshire, Bedfordshire and Buckinghamshire.
NEC4 Supervisor qualifiedSupport for NEC4 project appointments
MICWCI / MCIOBChartered, inspection-led experience
Hertfordshire BasedEfficient access to London and the Home Counties
Services
Inspection services for clients, PMs and employer’s agents who need an independent site presence.
TrueBIS supports retained appointments, key-stage visits and tendered roles where clear records, practical construction judgement and early defect prevention matter.
NEC4 Supervisor
NEC4 Supervisor support for projects requiring inspection, testing observations, Defect records and clear contract-aligned reporting.
Learn more →Construction QA
Targeted quality assurance for hold points, benchmarks, package interfaces, recurring issues and client-side risk visibility.
Learn more →Snagging & handover
Completion, de-snagging and end-of-defects inspections with clear issue descriptions and photographic records.
Learn more →Operating area
Built around London, Hertfordshire, Bedfordshire and Buckinghamshire.
The service is deliberately positioned for the London to northern Home Counties corridor: large enough to serve commercial clients, but practical enough to cover multiple live sites efficiently.
1
Selective London coverage
Particularly suitable for north, north-west and west London projects where experienced independent inspection is required.
2
Northern Home Counties focus
Practical support for councils, schools, consultants, housing providers and project teams across Hertfordshire, Bedfordshire and Buckinghamshire.
3
Direct appointment ready
Positioned for retained Clerk of Works, NEC4 Supervisor and QA monitoring roles rather than ad-hoc subcontracted snagging only.
Who appoints TrueBIS
Independent inspection support for project teams that need confidence in the work being built.
Councils & schools
Inspection support for education, SEND, refurbishment, extension and capital works where client-side records are important.
Learn more →Consultants & employer’s agents
A practical site-based inspection resource to sit alongside project management, employer’s agent and design team services.
Learn more →Housing providers & developers
Quality monitoring, handover support and defect close-out observations for residential and mixed-use projects.
Learn more →Direct client value
Independent inspection is most useful when it happens early enough to influence quality, not just late enough to record defects.TrueBIS approach
15+ yrsTier 1 contractor background before independent practice.
NEC4Supervisor qualification for NEC4 project support.
ReportsConcise photographic records suitable for client-side audit trails.
Project enquiry
Email project detailsNeed independent quality eyes on a live or tendered project?
Send the project location, stage and appointment requirement. TrueBIS can respond on retained inspection, NEC4 Supervisor and quality monitoring roles.