Specialties & Experience
General Specialties:
Building & Construction, Quantity Surveying, Expert Determination, Adjudication, Defects & Rectification Cost Assessment
Specialty Focus:
quantum and technical, delay, building and construction, quantity surveyor, quantum
Education:
Master of Property Development (UTS) Bachelor of Building (Construction Economics - Honours Class 1)
Years in Practice:
25
Number of cases in the last 4 years:
100
Additional Information
Fellow RICS | Fellow AIQS | Associate API, CPV
Quantum Expert | Expert Witness | Certified Practising Property Valuer
Quantity Surveyor | Construction Economist | Dispute Resolution Specialist
Isik is a highly regarded and widely experienced Quantum Expert and Quantity Surveyor, with over 25+ years of professional experience across the property, construction, and facilities management sectors. His career spans complex project delivery, commercial advisory, expert witness services, and strategic dispute resolution, having worked across diverse industries including Defence, Health, Education, Utilities, Data Centres, Retail, and Residential.
Isik specialises in quantum analysis, expert determination, arbitration support, insurance disputes, and defects rectification cost assessments, and is frequently appointed as an Expert Witness in construction and property-related matters. His work is relied upon in litigation, arbitration, expert determinations (EDC), and mediation, often involving multi-million-dollar claims requiring advanced technical and commercial insight.
A former UTS lecturer (2004–2010) in Quantity Surveying and Property Valuation, Isik has played a critical role in the academic and practical development of the profession, consistently mentoring graduate surveyors and valuers into senior and specialist roles. His unique ability to bridge academia with real-world complexity gives him a rare edge in forensic cost analysis, construction methodology, and evidentiary reporting.
Isik’s assignments commonly involve:
• Quantum reports for arbitration and legal proceedings
• Forensic cost assessments and defect quantification
• Gross Floor Area (GFA), NSA and NLA analysis,
• Estimated Construction Development Reporting, Local Council QS Cost Reports
• First principles estimating and cost-to-complete analysis
• Method of measurement (ANZSMM) disputes
• Expert Determination support and CPR-compliant reporting
His combination of technical expertise, legal literacy, and commercial acumen makes him a trusted advisor in high-stakes environments where precision, credibility, and independence are paramount.
Professional Qualifications & Accreditations
• Fellow – Royal Institution of Chartered Surveyors (FRICS)
• Fellow – Australian Institute of Quantity Surveyors (FAIQS) and Certified Quantity Surveyor (CQS)
• Associate - Australian Property Institute (AAPI) and Certified Practising Valuer (CPV)
• Registered Tax Agent
• Registered Property Valuer
• Licensed Building Contractor & Building Practioner
Core Strengths & Expertise
• Expert witness services (court-ready quantum reports)
• Defect cost analysis & rectification quantification
• Dispute resolution: arbitration, mediation, EDC
• Contractual interpretation (AS4000, AS4902, D&C, bespoke forms)
• Construction methodology & sequencing assessments
• Strategic advisory in high-value claims and insurance disputes
Professional Objective
To thrive in environments that demand strategic leadership, evidentiary rigour, and commercial clarity - and to contribute meaningfully to the elevation of professional standards within the Quantity Surveying and dispute resolution fields.
Quantum Expert | Expert Witness | Certified Practising Property Valuer
Quantity Surveyor | Construction Economist | Dispute Resolution Specialist
Isik is a highly regarded and widely experienced Quantum Expert and Quantity Surveyor, with over 25+ years of professional experience across the property, construction, and facilities management sectors. His career spans complex project delivery, commercial advisory, expert witness services, and strategic dispute resolution, having worked across diverse industries including Defence, Health, Education, Utilities, Data Centres, Retail, and Residential.
Isik specialises in quantum analysis, expert determination, arbitration support, insurance disputes, and defects rectification cost assessments, and is frequently appointed as an Expert Witness in construction and property-related matters. His work is relied upon in litigation, arbitration, expert determinations (EDC), and mediation, often involving multi-million-dollar claims requiring advanced technical and commercial insight.
A former UTS lecturer (2004–2010) in Quantity Surveying and Property Valuation, Isik has played a critical role in the academic and practical development of the profession, consistently mentoring graduate surveyors and valuers into senior and specialist roles. His unique ability to bridge academia with real-world complexity gives him a rare edge in forensic cost analysis, construction methodology, and evidentiary reporting.
Isik’s assignments commonly involve:
• Quantum reports for arbitration and legal proceedings
• Forensic cost assessments and defect quantification
• Gross Floor Area (GFA), NSA and NLA analysis,
• Estimated Construction Development Reporting, Local Council QS Cost Reports
• First principles estimating and cost-to-complete analysis
• Method of measurement (ANZSMM) disputes
• Expert Determination support and CPR-compliant reporting
His combination of technical expertise, legal literacy, and commercial acumen makes him a trusted advisor in high-stakes environments where precision, credibility, and independence are paramount.
Professional Qualifications & Accreditations
• Fellow – Royal Institution of Chartered Surveyors (FRICS)
• Fellow – Australian Institute of Quantity Surveyors (FAIQS) and Certified Quantity Surveyor (CQS)
• Associate - Australian Property Institute (AAPI) and Certified Practising Valuer (CPV)
• Registered Tax Agent
• Registered Property Valuer
• Licensed Building Contractor & Building Practioner
Core Strengths & Expertise
• Expert witness services (court-ready quantum reports)
• Defect cost analysis & rectification quantification
• Dispute resolution: arbitration, mediation, EDC
• Contractual interpretation (AS4000, AS4902, D&C, bespoke forms)
• Construction methodology & sequencing assessments
• Strategic advisory in high-value claims and insurance disputes
Professional Objective
To thrive in environments that demand strategic leadership, evidentiary rigour, and commercial clarity - and to contribute meaningfully to the elevation of professional standards within the Quantity Surveying and dispute resolution fields.