OJ Building Consultancy provides professional advisor services to Building Regulations Principal Designers (BRPD) and CDM Principal Designers (CDM PD) across the UK.
We support organisations, consultants, architects, contractors, developers, and in-house design teams who have been appointed as Principal Designers under the Building Regulations dutyholder regime or the Construction (Design and Management) Regulations 2015.
Our experienced consultants provide competent technical support, compliance advice, design risk management assistance, and construction safety guidance to help Principal Designers fulfil their legal duties confidently and effectively.
Whether you require ongoing consultancy support, independent compliance reviews, temporary additional resource, or specialist fire and building safety expertise, OJ Building Consultancy provides practical and commercially focused advisor services tailored to your project requirements.
The Building Regulations Principal Designer role carries significant legal duties under the Building Safety Act 2022 and Building Regulations.
OJ Building Consultancy provides specialist support to organisations acting as Building Regulations Principal Designers by assisting with:
Our experienced consultants help BRPD dutyholders manage complex compliance obligations while supporting safe and efficient project delivery.
OJ Building Consultancy provides advisor services to CDM Principal Designers appointed under the Construction (Design and Management) Regulations 2015.
We support CDM Principal Designers with:
Our consultants provide additional technical and compliance support to help CDM Principal Designers manage health and safety risks throughout the design and pre-construction phases.
OJ Building Consultancy provides specialist advisor services for Higher-Risk Buildings (HRBs) and Building Safety Act compliance projects.
We assist BRPDs and CDM Principal Designers working on:
Our Higher-Risk Building advisor services include:
Effective design risk management is essential for both Building Regulations Principal Designers and CDM Principal Designers.
OJ Building Consultancy assists dutyholders with identifying, reviewing, eliminating, and reducing foreseeable risks associated with:
Our consultants help dutyholders implement structured and practical risk management processes throughout project delivery.
We provide independent compliance reviews and audits for organisations acting as BRPDs and CDM Principal Designers.
Our compliance review services include:
These services help Principal Designers demonstrate competence, improve compliance processes, and reduce project risk.
OJ Building Consultancy regularly supports architects, engineering consultants, and multidisciplinary design practices undertaking Principal Designer duties.
We provide:
Our consultancy services help design teams strengthen compliance and building safety management across complex projects.
Fire safety is a key consideration for both Building Regulations Principal Designers and CDM Principal Designers.
OJ Building Consultancy provides specialist fire safety advisor services including:
Our consultants help Principal Designers coordinate fire safety compliance throughout design and construction.
Our consultants have extensive experience supporting Principal Designers on residential, commercial, industrial, education, healthcare, and Higher-Risk Building projects.
We provide advisor services across London, Manchester, Leeds, Birmingham, Liverpool, Sheffield, Bristol, Newcastle, Nottingham, Leicester, and throughout the UK.
OJ Building Consultancy delivers practical, commercially focused advice tailored to project complexity and risk.
Our experience includes:
We can provide:
Using a specialist advisor helps BRPDs and CDM Principal Designers:
OJ Building Consultancy provides practical support that helps dutyholders fulfil their responsibilities effectively.
We provide specialist advisor support for:
Our consultants help dutyholders manage compliance across technically complex and high-risk projects.
Yes. We regularly provide advisor services and technical support to organisations already appointed as Building Regulations Principal Designers or CDM Principal Designers.
Yes. We offer independent audits, compliance reviews, and technical assessments for Principal Designer dutyholders.
Yes. We have extensive experience supporting Higher-Risk Building projects and Building Safety Act compliance.
Yes. We frequently support architects, engineers, project managers, and multidisciplinary design teams.
Yes. OJ Building Consultancy provides nationwide advisor services throughout the UK.
Looking for professional advisor services to support your Building Regulations Principal Designer or CDM Principal Designer duties?
OJ Building Consultancy provides experienced consultancy support for Principal Designers across the UK. Our consultants help organisations improve compliance, strengthen risk management, and support safe and successful project delivery.
Contact OJ Building Consultancy today to discuss your BRPD and CDM Principal Designer advisor service requirements.
OJ was founded in 2007 and has since supported businesses across the UK with reliable, expert compliance services. Below is a snapshot of clients who trust OJ with their ongoing compliance needs:
OJ Building Consultancy delivers specialist building safety services that help developers, contractors and duty holders reduce risk, avoid costly delays and deliver projects with confidence. Trusted by construction teams across the UK, we provide clear, trusted guidance from early design through to completion. Giving you certainty at every stage of your project.
Our practical, outcome focused approach removes guesswork, prevents expensive mistakes and keeps projects moving smoothly, so you can make informed decisions with confidence and stay firmly in control.
Our building safety consultants are highly experienced across all aspects, combining in-depth technical knowledge with real-world construction experience.
We provide clear, practical guidance on safety management, risk control and regulatory responsibilities, helping you make confident decisions at every stage of your project.
We support projects at the earliest stages to identify and manage building safety risks before they become problems. Early involvement allows us to influence design decisions, clarify responsibilities and prevent delays later in the programme.
This includes:
Risk identification
Design-stage safety input
Coordination with designers and consultants
Clear safety strategy development
We help clients understand and meet their duties under the Building Safety Act and associated regulations. Our team stays fully up to date with legislative changes, ensuring your project remains aligned with current requirements.
Our support includes:
Advice on duty holder responsibilities
Building safety documentation review
Support with regulatory submissions and expectations
Ongoing guidance throughout the project lifecycle
Clear, well-structured information is critical to avoiding delays linked to Gateway requirements. We help ensure building safety information is accurate, coordinated and ready when it’s needed.
We assist with:
Preparation and review of information
Coordination of safety documentation
Reducing rework caused by unclear or incomplete submissions
Supporting smooth progress through regulatory checkpoints
Building safety doesn’t stop at design. We continue to support projects during construction, helping teams manage emerging risks and maintain control.
This includes:
Ongoing building safety advice
Review of changes affecting safety
Supporting safer construction practices
Maintaining clarity as projects evolve
OJ Building Consultancy provides specialist services to help developers, contractors and duty holders reduce risk, avoid costly delays and deliver projects with confidence in the UK construction sector.
Trusted by construction teams across the UK, we support our clients from early design through to completion, ensuring projects remain controlled, informed and regulator-ready at every stage.
Our services are tailored for:
property developers
main contractors
clients acting as dutyholders
design teams
organisations delivering complex or higher-risk buildings
Our support is scaled to suit each project’s size, complexity and risk, delivering effective safety management without unnecessary processes or delays.
Quick answers to the most common questions about compliance and using our building safety services.
A consultant helps identify, manage and reduce risks that affect the safety of people in and around buildings. This includes design-stage input, regulatory guidance, information management and ongoing risk control throughout construction.
All projects have building safety responsibilities. The level of support required depends on the complexity and risk of the project, with complex and higher-risk developments benefiting most from specialist consultancy.
Yes. We help clients prepare, coordinate and review building safety information to support Gateway submissions and reduce the risk of delays or rework.
Yes. We regularly support complex, high-rise and higher-risk buildings, adapting our approach to suit each project’s specific challenges.
Yes. Our building safety services can cover the entire project lifecycle, from early design and planning through construction and completion. This continuity helps reduce risk, avoid miscommunication and maintain consistency as the project progresses.
If issues arise during construction, we help assess the risk, advise on proportionate solutions and support the team in implementing effective controls. Our aim is always to resolve issues efficiently without unnecessary disruption to programme or budget.
