Thought Leaders

Derek is a chartered quantity surveyor and chartered engineering surveyor, with over 35 years of construction and engineering experience. He has acted as expert on over 45 occasions in delay, disruption and quantum matters.

Derek has held senior commercial and contracts positions for major international contractors and owners across Asia, Europe and the Middle East. His expertise includes matters of quantity surveying practice, valuation, damages, contract administration, contract management, commercial management and cost management, which he combines with his tested planning and delay analysis capabilities.

In addition to his expert commissions, Derek continues to provide clients with contractual advice, claims preparation and contract administration services on major contracts worldwide. He specialises in the preparation, negotiation and settlement of claims, whether disruption, acceleration or prolongation. Derek delivers advice and procedures to rapidly resolve or avoid disputes in a cost effective and timely manner.

Derek is both an accredited and certified expert witness and fellow of the Academy of Experts and has acted as a delay and quantum expert witness in arbitration, conciliation, litigation and mediation and as an expert determiner. He has been cross-examined on over 10 occasions and has delivered concurrent evidence in disputes from Belize to Brunei and Scotland to Singapore. Alongside his work as an expert adviser for ongoing projects, Derek undertakes the role of "project neutral", independently reviewing international projects in preventative, on-the-job dispute resolution.

Aside from his extensive accreditations and wide experience, Derek is often called upon to deliver training and seminars on contractual problems, claims preparation, negotiation and dispute resolution. Derek contributed the chapter "Disruption to Progress and Lost Productivity" to Delay and Disruption in Construction Contracts (fifth edition, first supplement).

He has a strong reputation with peers and clients alike and is described as someone who "performs well in cross-examinations" and offers "professional and consistently high-quality work", while referred to as "usually the quickest to comprehend the crux of a matter and from there he offers and communicates the practical options or solutions". Derek is "a gifted quantum expert" and commended for his "vigilance" during construction disputes. His technical background, coupled with his "intimate knowledge of international construction law and arbitration hearings", ensure that he is "highly sought after to testify in disputes.

Derek is a chartered quantity surveyor and chartered engineering surveyor, with over 35 years of construction and engineering experience. He has acted as expert on over 45 occasions in delay, disruption and quantum matters.

Derek has held senior commercial and contracts positions for major international contractors and owners across Asia, Europe and the Middle East. His expertise includes matters of quantity surveying practice, valuation, damages, contract administration, contract management, commercial management and cost management, which he combines with his tested planning and delay analysis capabilities.

In addition to his expert commissions, Derek continues to provide clients with contractual advice, claims preparation and contract administration services on major contracts worldwide. He specialises in the preparation, negotiation and settlement of claims, whether disruption, acceleration or prolongation. Derek delivers advice and procedures to rapidly resolve or avoid disputes in a cost effective and timely manner.

Derek is both an accredited and certified expert witness and fellow of the Academy of Experts and has acted as a delay and quantum expert witness in arbitration, conciliation, litigation and mediation and as an expert determiner. He has been cross-examined on over 10 occasions and has delivered concurrent evidence in disputes from Belize to Brunei and Scotland to Singapore. Alongside his work as an expert adviser for ongoing projects, Derek undertakes the role of "project neutral", independently reviewing international projects in preventative, on-the-job dispute resolution.

Aside from his extensive accreditations and wide experience, Derek is often called upon to deliver training and seminars on contractual problems, claims preparation, negotiation and dispute resolution. Derek contributed the chapter "Disruption to Progress and Lost Productivity" to Delay and Disruption in Construction Contracts (fifth edition, first supplement).

He has a strong reputation with peers and clients alike and is described as someone who "performs well in cross-examinations" and offers "professional and consistently high-quality work", while referred to as "usually the quickest to comprehend the crux of a matter and from there he offers and communicates the practical options or solutions". Derek is "a gifted quantum expert" and commended for his "vigilance" during construction disputes. His technical background, coupled with his "intimate knowledge of international construction law and arbitration hearings", ensure that he is "highly sought after to testify in disputes".

Derek is a chartered quantity surveyor and chartered engineering surveyor, with over 35 years of construction and engineering experience. He has acted as expert on over 50 occasions in delay, disruption and quantum matters.

Derek has held senior commercial and contracts positions for major international contractors and owners across Asia, Europe and the Middle East. His expertise includes matters of quantity surveying practice, valuation, damages, contract administration, contract management, commercial management and cost management, which he combines with his tested planning and delay analysis capabilities.

In addition to his expert commissions, Derek continues to provide clients with contractual advice, claims preparation and contract administration services on major contracts worldwide. He specialises in the preparation, negotiation and settlement of claims, whether disruption, acceleration or prolongation. Derek delivers advice and procedures to rapidly resolve or avoid disputes in a cost effective and timely manner.

Derek is both an accredited and certified expert witness and fellow of the Academy of Experts and has acted as a delay and quantum expert witness in arbitration, conciliation, litigation and mediation and as an expert determiner. He has been cross-examined on over 10 occasions and has delivered concurrent evidence in disputes from Belize to Brunei and Scotland to Singapore. Alongside his work as an expert adviser for ongoing projects, Derek undertakes the role of "project neutral", independently reviewing international projects in preventative, on-the-job dispute resolution.

Aside from his extensive accreditations and wide experience, Derek is often called upon to deliver training and seminars on contractual problems, claims preparation, negotiation and dispute resolution. Derek contributed the chapter "Disruption to Progress and Lost Productivity" to Delay and Disruption in Construction Contracts (fifth edition, first supplement).

Derek is commended for his "professionalism and thoroughness in evaluation and

analysis" as well "the breadth and depth of his experience". He has a strong reputation with peers and clients alike and is described as someone who "performs well in cross-examinations" and offers "professional and consistently high-quality work", while referred to as "usually the quickest to comprehend the crux of a matter and from there he offers and communicates the practical options or solutions". Derek is "a gifted quantum expert" and commended for his "vigilance" during construction disputes. His technical background, coupled with his "intimate knowledge of international construction law and arbitration hearings", ensure that he is "highly sought after to testify in disputes".
Alternative address:

331 North Bridge Road

#20-03 Odeon Towers

188720

Singapore

Tel: +61 8 6212 3500