Tuesday  August 22, 2017
Professional indemnity Insured and Licensed Company ABN: 20 054 540 395 ACN: 054 540 395

In 1976, at Strathfield Sydney, Robert Speirs-Ferrari established a licensed building and design company providing building advice solutions, architectural designs and hands-on construction. In 1986 at Lane Cove Sydney, Robert established a Building Diagnostic Consultant firm. In 1989, Building Diagnosis Centre Pty Limited for Building Engineering Consultants and Building Dispute Consultants.

Our Experts
Our Experts

Building Diagnosis Centre chartered fellow and accredited building inspector and building consultants have a wealth of court expert knowledge. Specialists forensic building consultants, eliminate faulty waterproofing, concrete corrosion, building faults, disputes, issues with asbestos and building access for people with disabilities. Call Robert Speirs-Ferrari to discuss your building complaint.

Expert Advice
Expert Advice

Our senior building consultants will give you expert advice how to prevent building damage, resolve construction problems, causes of corroding waterproofing damage, faulty concrete and steel structures. We supervise remediation, inspect faulty construction work and handle building contract disputes regarding costs and faulty work complaints. Call us today and talk about it with Robert Speirs-Ferrari.

We give best expert building advice Established 40 Years


Building inspector, building consultants and building court expert.


Building, Waterproofing & Engineering Advice

Building Diagnosis Centre of Sydney Manly is a leading professional multi-disciplinary building engineering consultancy firm. Our aim is to make properties safe and free of building defects. We offer solid expert advice to resolve building complaints, building faults and waterproofing damage, and if  building disputes are likely to succeed at NSW Fair Trading and NCAT.


Building inspector, building & waterproofing consultants & court expert


Robert Speirs-Ferrari FAIB, NBPR, MMBA, MBDA the head building inspector, seasoned building consultant and principal of Building Diagnosis Centre, guarantee clients receive best practice building construction advice, when giving evidence as the court expert witness in building waterproofing disputes:


“1  Clients engaging Robert Speirs-Ferrari building inspector and building court expert, get results from his 30+ years experience. Together with his team of forensic building consultants, and a proven methodology assessing clients’ properties, these results stem from thorough building inspection assessments of building design, building faults, damage, and defective building work. (Curriculum vitae – refer to Downloads Page)

2  For our best expert approach to forensic building construction and investigations, clients will receive inspection management of their remedial building rectifications, and certified by Robert at each stage of the rectifications. This proven approach,results in professional solutions to clients’ defective and deteriorating buildings, structures and strata units to produce sound compliant buildings.

3  For litigation and legal matters, clients get our specialist building consultants for court expert advice to assist their solicitors or our solicitors law firm clients. Robert with his experience, greatly assist the legal people with professional building expert advice for litigation services for clients’ building and contract disputes. Robert’s expert opinion and advice listed in his expert building reports, stems from thorough research; evidence of building codes, standards and building contracts. Robert’s building expert reports are well prepared for evidence in NSW Courts and NCAT Fair Trading Tribunal as court expert.”



Client satisfaction list of advantages

1  During building inspections clients are made aware of building issues and their causes.

2  That building damage is faulty work; not normal ‘wear and tear’ as told by others.

3  Are made aware of the required repairs, remedial or replacement building work.

4  Clients receive independent specifications to permanently rectify building problems.

5  Being aware who is responsible for the building damage and rectifications.

6  Are assured their serious building faults have been satisfactory rectified.

7  Knowing that their building complies and is structurally sound.

8  Occupying a waterproofed building free of mould and construction faults.

9  Their building lawyer receives a ‘bullet-proof’ expert report for building litigation.

10  Obtaining the right outcome in NSW Fair Trading, NCAT tribunal, and district courts.



Explore our building consultants’ service solutions below

Refer to our Services Page.

Get in touch today via email with your complaint list via  info@buildingdiagnosis.com.au

Our expert building inspector Robert Speirs-Ferrari MD FAIB MMBA MBDA NBPR will respond with a written detailed solution proposal.

Telephone direct 0408 911 210   02 9402 0140



Summary information of consulting service

“Solutions for your faulty buildings, building design issues, deterioration and construction complaints.”


Diagnostic building investigations

As passionate multi-disciplinary building problem solvers, our aim is always to achieve what is best for our clients’ buildings and structures. Properties need to comply and to continue to perform satisfactory for their intended use and when selling to new owners. We achieve this by best practice property inspection surveys, investigating construction work in progress, checking condition and suitability of materials including containing bonded fibro asbestos cement.

We evaluate specifications, architectural and engineering drawings, contract documents, and local council approvals. Properties are also assessed against the National Construction Code Building Code of Australia (NCC/BCA), Australian Standards and manufacturers’ technical data sheets. When necessary, we assist clients in dispute and litigation as expert witness opinion evidence in NSW Fair Trading NCAT and Courts.



Expert Reports  &  Specifications

Verbal Reports

Clients receive verbal reports at the property that contain best expert opinion evidence and practical advice. Advice includes explaining causes of contract dispute issues, reasons faulty work occurred, remedies and solutions of building and waterproofing defects as well as construction damage that occurred and if damage is due to normal ‘wear and tear’. Advantages – includes given in person immediately at the property allowing clients to discuss and fully understand the situation. Advice also given by phone conference whilst at the property or afterwards.

Photographic Evidence Reports

Photographs we take of our inspection areas and relied upon for future evidence, as well as for preparing a quick turnaround photographic evidence report with captions and a covering letter of our findings. Advantages – photograph documents can be served on the other party as a stand alone evidence document as a strategy to settle a building issue. Forms part of the more expensive comprehensive written expert report.

Written Reports

When required, our expert written reports fully document our observations, testing, opinions, and with our practical solutions. Solution specify necessary scope of work for costing by experienced independent remedial builders – we recommend and can project manage remedial works instructed by client.



Project Manage Waterproofing Issues

Our chief expert Robert Speirs-Ferrari*, project manages our clients’ works for quality control inspections of waterproofing membranes roofs, roof and wall flashings and remedial work at critical stages to certify compliance and progress payments. Common complaints and remedial work is water related defects to strata units’ balconies, terraces, flat roofs, wall flashings and rising/penetrating damp. We commonly give advice on the effects of water ingress from strong wind-driven rain, due to faulty waterproofing membranes; a key factor requiring expensive rectifications. Robert continues to put people in safe and sound waterproofed buildings and structures.



Project Manage Spalling Concrete Issues

Coastal Corrosion Strata Damaged Buildings

Our chief expert Robert Speirs-Ferrari*, project manages our clients’ works by inspecting remedial work at critical stages to certify compliance and progress payments. Common complaints and remedial work is water related defects. We commonly give advice on the effects of water ingress from strong wind-driven rain, due to faulty waterproofing membranes; a key factor requiring expensive rectifications. Robert continuously puts people in safe and sound waterproofed buildings and structures.



Building Expert Litigation Consultant

*Robert Speirs-Ferrari FAIB MMBA MBDA NBPR AffilIEAust chartered fellow building professional, accredited building consultant, waterproofing consultant, consulting building designer, licensed builder and licensed asbestos inspector with 40-years’ career experience in the building and construction industry. Robert gives general and specialist building construction advice on causes of building waterproofing complaints and disputes together with practical solutions.



Building Disputes Experts 

Technical inquires for expert solutions to building disputes, are handled by our chief forensic expert Robert Speirs-Ferrari*. Robert is a leading building and design expert, advising clients on best solutions to damaged building construction and claims made under Home Warranty Insurance – NSW Home Building Compensation Fund. Robert represents clients at NSW Fair Trading mediation, NSW Civil and Administrative Tribunal (NCAT) and Courts. As expert witness Robert complies with all requirements of the Expert Witness Code of Conduct.


Our Consultants  Proven Diagnostic Procedure

Our professional procedures provided by our qualified experienced multi-disciplinary chartered and accredited building consultants, waterproofing consultants and structural engineers, suits all properties in residential and commercial strata buildings (and industrial and local government structures). Our proven systematic approach identifies construction concerns, complaints, damage, faulty work and materials. This results in our building experts properly diagnosing and determining building damage sustained, causes, and required solutions resolving building and construction disputes. Part of our building inspectors and forensic building and waterproofing experts proven systematic approach is our 10-point methodology listed below.



Our 10-point service methodology

We leave no stone unturned!

1 Discussion – we need the full history of the building waterproofing issue.

2 Inspection – we undertake our visual building inspections.

3 Testing – we perform moisture meter tests for rising damp, water ingress through walls, balconies or roof membranes.

4 Examination – physical exploratory intrusion into wall cavities determines root causes / problems.

5 Assessing – we analyse and evaluate our findings and provide research.

6 Reporting – prepare expert’s report and photographic evidence.

7 Remedial work – conclusion includes comprehensive scope of rectifications.

8 Recommendations – we advise on remedial building contractors for quotations.

9 Contracts and manage – we arrange NSW Fair Trading building contracts. Project inspection of work, certify at critical stages, progress payments, and on completion.

10 The Results – Once done, the benefits to our clients is a sound, safe, waterproofed property.



Our Consultancy service fee proposals

Clients receive our “obligation-free consulting service fee proposal”. Proposals are detailed. Explaining our professional consulting services and hourly fee costs for the best methodology required to resolve client’s building issues, disputes, complaints, damage, reporting, inspections, certifying remedial work and building expert witness. Due to many unknowns and extend of building damage, causes and our time required, we offer fee estimates only (where possible) and our usual terms and conditions.


Robert Speirs-Ferrari FAIB MBDA MMBA NBPR AffilIEAust

M.Dsgn(UTS), GradDip.Dsgn, GradCert.Dsgn, Cert.ArchHerit,
Dip.BldgConst, Cert.Lic’d Bldg, Cert.Lic’d Asbestos Superviser, Cert.WaterproofConst,

Managing Director, Principal MBA Accredited Building Consultant, BDA Building Design Consultant, FAIB Chartered Fellow Builder, FAIB Chartered Fellow Building Professional, WCA Asbestos Inspector, OFT Licensed Builder and Waterproofing Consultant